// 7/4/10 copied  slideshow.js & effects.js into this file to reduce num of .js files http requests from homepage
 
	var timerDelay = 3;		// the number of seconds to delay the timer
	var timerID=0;	
 
	var quotes=new Array();
	quotes[0]=new Array();
	quotes[0][0]="";
	quotes[0][1]=""; 
	quotes[1]=new Array();
	quotes[1][0]="";
	quotes[1][1]=""; 
	quotes[2]=new Array();
	quotes[2][0]="";
	quotes[2][1]="";

	
	
/*
	quotes[5][0]="&quot;Joining for free took only 15 seconds and then <b>we had an instant community web sharing site</b> with our own URL.&quot;";
	quotes[8]=new Array();
	quotes[8][0]="&quot;<b>No more email attachments with the wrong version!</b>  Thank you KeepandShare!&quot;";
	quotes[8][1]="Jennifer";
	quotes[9]=new Array();
	quotes[9][0]="<b>Team projects are much easier with KeepandShare</b>. Each team member can collaborate and contribute to our shared folders.";
	quotes[9][1]="Alisa";
	quotes[10]=new Array();
	quotes[10][0]="I love the ease with which the extended Carlson family can now <b>share treasured family photos and memories at carlson.KeepandShare.com</b>";
	quotes[10][1]="Allison";
	quotes[11]=new Array();
	quotes[11][0]="Team members can view and comment on all documents; but  <b>each author has sole edit rights on their document.</b>.";
	quotes[11][1]="Kelli";
	quotes[12]=new Array();
	quotes[12][0]="Goodbye to email file attachments!  <b>With KeepandShare, everyone has password-protected, online access to the <em>most current version</em></b>.";
	quotes[12][1]="Greg";
	quotes[13]=new Array();
	quotes[13][0]="No complex software here, just <b>beautifully simple To Do lists organized by priority and date.</b>";
	quotes[13][1]="Rachel";
	quotes[14]=new Array();
	quotes[14][0]="Our boy scout troop keeps all our documents online where <b>each troop leader can edit and update them</b>.";
	quotes[14][1]="Jimmy";
	quotes[15]=new Array();
	quotes[15][0]="<b>My sister bookmarked dozens of health advice sites and shared the folder with me</b>, 500 miles away.";
	quotes[15][1]="George";
	quotes[16]=new Array();
	quotes[16][0]="KeepandShare's calendar is  our State Park's meeting scheduler  and a reservation system for our rental units. <b>This program keeps us organized!</b>";
	quotes[16][1]="Debra";
 
9
	quotes[2][0]="Kudos to KeepandShare.  Our files are <b><em>securely</em> stored & shared</b> in <b>one central location</b>.";
11
quotes[4][0]="<b>This site got me organized</b>.  The calendar keeps track of all my events, reminder notes and recurring appointments.";

	quotes[6][0]="<b>No more email attachments with the wrong version!</b> Thank you KeepandShare! ";
	quotes[6][0]="Our church admin edits our KeepandShare calendar, and <b>our church website schedule is updated automatically!</b> ";
	quotes[8][0]="<b>I privately share all my lesson plans</b>, classroom roster, homework assignments and field trip information with the students' parents.";
*/

var slideshow;

function build(mode) {
  $('slide').innerHTML = '';
  slideshow = SlideShow.create({
    pictureWidth: 950,  
    pictureHeight: 450,   
    capacity:      1,
    mode:          mode
   
  });
  slideshow.setFocusedIndex(0);

/*
  
  			START ADD SLIDE SHOW IMAGES 
  slideshow.add('/graphics/slideshows/homepage/orange4.gif', { data1: 'cat1' });
  slideshow.add('../../../graphics/slideshows/homepage/orange5.gif', { data1: 'cat2' });
  slideshow.add('../../../graphics/slideshows/homepage/orange6.gif', { data1: 'cat3' });
*/
  slideshow.add('img_slide/0.png', { data1: 'cat1' });
  slideshow.add('img_slide/1.png', { data1: 'cat2' });
  slideshow.add('img_slide/2.png', { data1: 'cat3' });
  slideshow.add('img_slide/3.png', { data1: 'cat4' });
 slideshow.add('img_slide/4.png', { data1: 'cat5' });
 slideshow.add('img_slide/5.png', { data1: 'cat6' });
 slideshow.add('img_slide/6.png', { data1: 'cat7' });


/*
  
  			END ADD SLIDE SHOW IMAGES 
			
*/
  slideshow.loadPlugin('SpotLight');
 
  slideshow.registerCallback('afterChange', function(pictures, index){
    var selected = pictures[index];
    var options  = selected.options;
    /* $('message').innerHTML = options.data1;*/
  });
  slideshow.setup('slide', 0);
 
}
 
 
Event.observe(window, 'load', function() {
  build('horizontal');
});
 
  	function prevSlide() {
		if(timerID) clearInterval(timerID);
		if (slideshow.index == 0 )
			slideshow.slideTo(slideshow.pictures.length - 1);
		else
			slideshow.slideToPrev();
	} 
 
  	function nextSlide() {
		if(timerID) clearInterval(timerID);
		if (slideshow.index >= slideshow.pictures.length - 1)		
			slideshow.slideTo(0);
		else
			slideshow.slideToNext();
	}
	
	//created by Alexis
	function autoSlide(){
		if (slideshow.index >= slideshow.pictures.length - 1)		
			slideshow.slideTo(0);
		else
			slideshow.slideToNext();
	}
	
	timerID =setInterval(autoSlide, timerDelay * 2000); 
	//change setTimout to setInterval 
 


// ********************* START slideshow.js ***********************

/* SlideShow version 1.0.0
 *
 * (c) 2006 Lyo Kato <lyo.kato@gmail.com>
 * SlideShow is freely distributable under the terms of MIT-style license.
 *
 * This library requires the JavaScript Framework "Prototype" (version 1.4 or later).
 * For details, see http://prototype.conio.net/
/*--------------------------------------------------------------------------------*/
 
var SlideShow = {
  Version: '1.0.0',
  create: function(options) {
    return new SlideShow.Window(options);
  }
};
 
SlideShow.Window = Class.create();
Object.extend(SlideShow.Window, {
  count: 0,
  getNextCount: function() {
    this.count++;
    return this.count;
  }
});
 
SlideShow.Window.prototype = {
  initialize: function(options) {
    this.objID     = "SlideShow.Window:" + SlideShow.Window.getNextCount();
    this.pictures  = [];
    this.slideBar  = null;
    this.container = null;
    this.index     = null;
    this.focusedPosition = { top: 0, left: 0 };
    this.mode = 'horizontal';
    this.containerStyle = {
      backgroundColor: '#000'
    };
    this.slideBarStyle = {
      backgroundColor: '#ccc'
    };
    this.callbacks = {
      beforeChange: [],
      afterChange:  []
    };
    if((!options) || (!options.pictureWidth) || (!options.pictureHeight) || (!options.capacity)) {
      throw "Set essential options.";
    }
    if (options.mode && !['horizontal', 'vertical'].include(options.mode))
      throw "wrong mode.";
    this.options = Object.extend({
      mode: 'horizontal'
    }, options);
    this.prepare();
  },
  registerCallback: function(type, callback) {
    var callbacks = this.callbacks[type];
    if(!callbacks)
      throw "Unknown callback type, " + type;
    callbacks.push(callback);
  },
  setContainerStyle: function(style) {
    Object.extend(this.containerStyle, style);
  },
  setSlideBarStyle: function(style) {
    Object.extend(this.slideBarStyle, style);
  },
  setCapacity: function(capacity) {
    this.options.capacity = capacity;
  },
  setPictureWidth: function(width) {
    this.options.pictureWidth = width;
  },
  setPictureHeight: function(height) {
    this.options.pictureHeight = height;
  },

  setMode: function(mode) {
    if (['horizontal', 'vertical'].include(mode))
      this.options.mode = mode;
  },
  setFocusedIndex: function(index) {
    var position = { left: 0, top: 0 };
    switch(this.options.mode) {
      case 'vertical':
        position.left = 0;
        position.top  = this.options.pictureHeight * index;
        break;
      case 'horizontal':
        position.left = this.options.pictureWidth * index;
        position.top  = 0;
        break;
    }
    this.setFocusedPosition(position.top, position.left);
  },
  setFocusedPosition: function(top, left) {
    this.focusedPosition = { top: top, left: left };
  },
  getContainerSize: function() {
    var size = { width: this.options.pictureWidth, height: this.options.pictureHeight };
    switch(this.options.mode) {
      case 'vertical':
        size.height *= this.options.capacity;
        break;
      case 'horizontal':
        size.width *= this.options.capacity;
        break;
    }
    return size;
  },
  prepare: function() {
    var container  = document.createElement('div');
    var slideBar   = document.createElement('div');
    this.slideBar  = slideBar;
    this.container = container;
    container.appendChild(slideBar);

  },
  add: function(src, options) {
    var picture = this.createPicture(src, this.options.pictureWidth, this.options.pictureHeight, options);
    this.addPicture(picture);
  },
  slideToNext: function() {
    if (this.index >= this.pictures.length - 1)
      return;
    this.slideTo(this.index + 1);
  },
  slideToPrev: function() {
    if (this.index == 0)
      return;
    this.slideTo(this.index - 1);
  },
  slideTo: function(index, directly) {
    if (index == this.index)
      return;
    var picture  = this.getPicture(index);
    this.index   = index;
    this.slideToElement(picture.getElement(), directly);
  },
  forceSlideTo: function(index, directly) {
    var picture = this.getPicture(index);
    this.index = index;
    this.slideToElement(picture.getElement(), directly);
  },
  beforeChange: function() {
    var self = this;
    this.callbacks.beforeChange.each(function(c){c(self.pictures, self.index)});
  },
  afterChange: function() {
    var self = this;
    this.clearAction();
    this.callbacks.afterChange.each(function(c){c(self.pictures, self.index)});
  },
  slideToElement: function(element, directly) {
    if (!directly) {
      this.clearAction();
      var offset = this.getPictureOffset(element);
      var top    = this.focusedPosition.top  - offset.top;
      var left   = this.focusedPosition.left - offset.left;
      this.currentAction = new Effect.MoveBy(this.slideBar, top, left, {
        duration: 0.3,
        beforeStart: this.beforeChange.bind(this),
        afterFinish: this.afterChange.bind(this),
        queue: { position: 'end', scope: this.objID }
      });
    } else {
      this.beforeChange();
      var top    = parseFloat(Element.getStyle(element, 'top'));
      var left   = parseFloat(Element.getStyle(element, 'left'));
      var offset = this.getOffsetFromFocusedPosition(top, left);
      Element.setStyle(this.slideBar, {
        top:  offset.top   + 'px',
        left: offset.left  + 'px'
      });
      this.afterChange();
    }
	
	this.addquote();//added by Alexis
	
  },
  getOffsetFromFocusedPosition: function(top, left) {
    var offset  = { top: 0, left: 0 };
    offset.top  = this.focusedPosition.top  - top;
    offset.left = this.focusedPosition.left - left;
    return offset;
  },
  clearAction: function() {
    if (this.currentAction) {
      this.currentAction.cancel();
      this.currentAction = null;
    }
  },
  addPicture: function(picture) {
    this.pictures.push(picture);
    var slideShow = this;
    var index     = this.pictures.length - 1;
    var element   = picture.getElement();
    Try.these(
      function(){ element.style.cursor = 'pointer' },
      function(){ element.style.cursor = 'hand'    }
    );
    Event.observe(element, 'click', function(){slideShow.slideTo(index)});
    var offset = this.getPictureOffsetFromBar(index);
    Element.setStyle(element, {
      position: 'absolute',
      top:  offset.top  + 'px',
      left: offset.left + 'px'
    });
    this.slideBar.appendChild(element);
  },
  createPicture: function(src, width, height, options) {
    return new SlideShow.Picture(src, width, height, options);
  },
  getElement: function() {
    return this.container;
  },
  getPictureOffsetFromBar: function(index) {
    var offset = { left: 0, top: 0 };
    switch(this.options.mode) {
      case 'vertical':
        offset.top = this.options.pictureHeight * index;
        break;
      case 'horizontal':
        offset.left = this.options.pictureWidth * index;
        break;
    }
    return offset;
  },
  getPictureOffset: function(element) {
    var barOffset = this.getBarOffset();
    var top  = barOffset.top +  parseFloat(Element.getStyle(element, 'top'));
    var left = barOffset.left + parseFloat(Element.getStyle(element, 'left'));
    return { top: top, left: left };
  },
  getBarOffset: function() {
    var top  = parseFloat(Element.getStyle(this.slideBar, 'top'));
    var left = parseFloat(Element.getStyle(this.slideBar, 'left'));
    return { top: top, left: left };
  },
  getPicture: function(index) {
    if (index > this.pictures.length || index < 0)
      throw "wrong index.";
    return this.pictures[index];
  },
  setup: function(element, initialIndex) {
    if(!initialIndex)
      initialIndex = 0;
    if (this.pictures.length == 0)
      throw "set picture.";
    var size = this.getContainerSize();
    Element.setStyle(this.container, Object.extend(this.containerStyle, {
      width:    size.width +  'px',
      height:   size.height + 'px',
      position: 'relative',
      overflow: 'hidden'
    }));
    Element.setStyle(this.slideBar, Object.extend(this.slideBarStyle, {
      position: 'absolute',
      top:      0,
      left:     0
    }));
    element = $(element);
    this.slideTo(initialIndex, true);
    element.appendChild(this.getElement());
  },
  loadPlugin: function(pluginName) {
    var pluginClass = SlideShow.Plugin[pluginName];
    if (!pluginClass)
      throw "Unknown plugin, " + pluginName;
    var plugin = new pluginClass();
    plugin.load(this);
    return plugin;
  },
  wheel: function(event) {
    var delta;
    if (event.wheelDelta) {
      delta = event.wheelDelta / 120;
      if (window.opera)
        delta *= -1;
    } else if (event.detail) {
      delta = -event.detail / 3;
    }
    if (delta) {
      if (delta < 0)
        this.slideToNext();
      else
        this.slideToPrev();
    }
  },
  startWheelObserving: function() {
    this.wheelEvent = this.wheel.bind(this);
    if (window.addEventListener) {
      window.addEventListener('DOMMouseScroll', this.wheelEvent, false);
    } else {
      window.attachEvent('onmousewheel', this.wheelEvent);
      document.attachEvent('onmousewheel', this.wheelEvent);
    }
  },
    
  addquote: function (){
	//added by Alexis
	document.getElementById("quote").innerHTML=quotes[this.index][0]; 
	document.getElementById("author").innerHTML=quotes[this.index][1]; 
  }
  
}
 
SlideShow.Picture = Class.create();
SlideShow.Picture.prototype = {
  initialize: function(src, width, height, options) {
    this.options = options || {};
    this.setup(src, width, height);
  },
  setup: function(src, width, height) {
    var element = document.createElement('span');
    var imgElement = document.createElement('img');
    imgElement.src = src;
    imgElement.setAttribute('width',  width);
    imgElement.setAttribute('height', height);
    element.appendChild(imgElement);
    this.element = element;
  },
  getElement: function() {
    return this.element;
  }
}

 
SlideShow.Plugin = {};
SlideShow.Plugin.Base = Class.create();
SlideShow.Plugin.Base.prototype = {
  initialize: function()          { },
  load:       function(slideShow) { }

}
 
SlideShow.Plugin.SpotLight = Class.create();
Object.extend(Object.extend(
  SlideShow.Plugin.SpotLight.prototype, SlideShow.Plugin.Base.prototype), {
  load: function(slideShow) {
    slideShow.registerCallback('beforeChange', function(pictures, index){
      pictures.each(function(pic){Element.setOpacity(pic.getElement(), 0.3)});
    });
    slideShow.registerCallback('afterChange', function(pictures, index){
      var selected = pictures[index];
      Element.setOpacity(selected.getElement(), 0.99);
    });
  }
});
 
// ********************* END slideshow.js ***********************
// ********************* START effects.js ***********************
// Copyright (c) 2005 Thomas Fuchs (http://script.aculo.us, http://mir.aculo.us)
// Contributors:
//  Justin Palmer (http://encytemedia.com/)
//  Mark Pilgrim (http://diveintomark.org/)
//  Martin Bialasinki
// 
// See scriptaculous.js for full license.  
 
// converts rgb() and #xxx to #xxxxxx format,  
// returns self (or first argument) if not convertable  
String.prototype.parseColor = function() {  
  var color = '#';  
  if(this.slice(0,4) == 'rgb(') {  
    var cols = this.slice(4,this.length-1).split(',');  
    var i=0; do { color += parseInt(cols[i]).toColorPart() } while (++i<3);  
  } else {  
    if(this.slice(0,1) == '#') {  
      if(this.length==4) for(var i=1;i<4;i++) color += (this.charAt(i) + this.charAt(i)).toLowerCase();  
      if(this.length==7) color = this.toLowerCase();  
    }  
  }  
  return(color.length==7 ? color : (arguments[0] || this));  
}
 
/*--------------------------------------------------------------------------*/
 
Element.collectTextNodes = function(element) {  
  return $A($(element).childNodes).collect( function(node) {
    return (node.nodeType==3 ? node.nodeValue : 
      (node.hasChildNodes() ? Element.collectTextNodes(node) : ''));
  }).flatten().join('');
}
 
Element.collectTextNodesIgnoreClass = function(element, className) {  
  return $A($(element).childNodes).collect( function(node) {
    return (node.nodeType==3 ? node.nodeValue : 
      ((node.hasChildNodes() && !Element.hasClassName(node,className)) ? 
        Element.collectTextNodesIgnoreClass(node, className) : ''));
  }).flatten().join('');
}
 
Element.setContentZoom = function(element, percent) {
  element = $(element);  
  Element.setStyle(element, {fontSize: (percent/100) + 'em'});   
  if(navigator.appVersion.indexOf('AppleWebKit')>0) window.scrollBy(0,0);
}
 
Element.getOpacity = function(element){  
  var opacity;
  if (opacity = Element.getStyle(element, 'opacity'))  
    return parseFloat(opacity);  
  if (opacity = (Element.getStyle(element, 'filter') || '').match(/alpha\(opacity=(.*)\)/))  
    if(opacity[1]) return parseFloat(opacity[1]) / 100;  
  return 1.0;  
}
 
Element.setOpacity = function(element, value){  
  element= $(element);  
  if (value == 1){
    Element.setStyle(element, { opacity: 
      (/Gecko/.test(navigator.userAgent) && !/Konqueror|Safari|KHTML/.test(navigator.userAgent)) ? 
      0.999999 : null });
    if(/MSIE/.test(navigator.userAgent))  
      Element.setStyle(element, {filter: Element.getStyle(element,'filter').replace(/alpha\([^\)]*\)/gi,'')});  
  } else {  
    if(value < 0.00001) value = 0;  
    Element.setStyle(element, {opacity: value});
    if(/MSIE/.test(navigator.userAgent))  
     Element.setStyle(element, 
       { filter: Element.getStyle(element,'filter').replace(/alpha\([^\)]*\)/gi,'') +
                 'alpha(opacity='+value*100+')' });  
  }
}  
 
Element.getInlineOpacity = function(element){  
  return $(element).style.opacity || '';
}  
 
Element.childrenWithClassName = function(element, className, findFirst) {
  var classNameRegExp = new RegExp("(^|\\s)" + className + "(\\s|$)");
  var results = $A($(element).getElementsByTagName('*'))[findFirst ? 'detect' : 'select']( function(c) { 
    return (c.className && c.className.match(classNameRegExp));
  });
  if(!results) results = [];
  return results;
}
 
Element.forceRerendering = function(element) {
  try {
    element = $(element);
    var n = document.createTextNode(' ');
    element.appendChild(n);
    element.removeChild(n);
  } catch(e) { }
};
 
/*--------------------------------------------------------------------------*/
 
Array.prototype.call = function() {
  var args = arguments;
  this.each(function(f){ f.apply(this, args) });
}
 
/*--------------------------------------------------------------------------*/
 
var Effect = {
  tagifyText: function(element) {
    var tagifyStyle = 'position:relative';
    if(/MSIE/.test(navigator.userAgent)) tagifyStyle += ';zoom:1';
    element = $(element);
    $A(element.childNodes).each( function(child) {
      if(child.nodeType==3) {
        child.nodeValue.toArray().each( function(character) {
          element.insertBefore(
            Builder.node('span',{style: tagifyStyle},
              character == ' ' ? String.fromCharCode(160) : character), 
              child);
        });
        Element.remove(child);
      }
    });
  },
  multiple: function(element, effect) {
    var elements;
    if(((typeof element == 'object') || 
        (typeof element == 'function')) && 
       (element.length))
      elements = element;
    else
      elements = $(element).childNodes;
      
    var options = Object.extend({
      speed: 0.1,
      delay: 0.0
    }, arguments[2] || {});
    var masterDelay = options.delay;
 
    $A(elements).each( function(element, index) {
      new effect(element, Object.extend(options, { delay: index * options.speed + masterDelay }));
    });
  },
  PAIRS: {
    'slide':  ['SlideDown','SlideUp'],
    'blind':  ['BlindDown','BlindUp'],
    'appear': ['Appear','Fade']
  },
  toggle: function(element, effect) {
    element = $(element);
    effect = (effect || 'appear').toLowerCase();
    var options = Object.extend({
      queue: { position:'end', scope:(element.id || 'global'), limit: 1 }
    }, arguments[2] || {});
    Effect[element.visible() ? 
      Effect.PAIRS[effect][1] : Effect.PAIRS[effect][0]](element, options);
  }
};
 
var Effect2 = Effect; // deprecated
 
/* ------------- transitions ------------- */
 
Effect.Transitions = {}
 
Effect.Transitions.linear = function(pos) {
  return pos;
}
Effect.Transitions.sinoidal = function(pos) {
  return (-Math.cos(pos*Math.PI)/2) + 0.5;
}
Effect.Transitions.reverse  = function(pos) {
  return 1-pos;
}
Effect.Transitions.flicker = function(pos) {
  return ((-Math.cos(pos*Math.PI)/4) + 0.75) + Math.random()/4;
}
Effect.Transitions.wobble = function(pos) {
  return (-Math.cos(pos*Math.PI*(9*pos))/2) + 0.5;
}
Effect.Transitions.pulse = function(pos) {
  return (Math.floor(pos*10) % 2 == 0 ? 
    (pos*10-Math.floor(pos*10)) : 1-(pos*10-Math.floor(pos*10)));
}
Effect.Transitions.none = function(pos) {
  return 0;
}
Effect.Transitions.full = function(pos) {
  return 1;
}
 
/* ------------- core effects ------------- */
 
Effect.ScopedQueue = Class.create();
Object.extend(Object.extend(Effect.ScopedQueue.prototype, Enumerable), {
  initialize: function() {
    this.effects  = [];
    this.interval = null;
  },
  _each: function(iterator) {
    this.effects._each(iterator);
  },
  add: function(effect) {
    var timestamp = new Date().getTime();
    
    var position = (typeof effect.options.queue == 'string') ? 
      effect.options.queue : effect.options.queue.position;
    
    switch(position) {
      case 'front':
        // move unstarted effects after this effect  
        this.effects.findAll(function(e){ return e.state=='idle' }).each( function(e) {
            e.startOn  += effect.finishOn;
            e.finishOn += effect.finishOn;
          });
        break;
      case 'end':
        // start effect after last queued effect has finished

        timestamp = this.effects.pluck('finishOn').max() || timestamp;
        break;
    }
    
    effect.startOn  += timestamp;
    effect.finishOn += timestamp;
 
    if(!effect.options.queue.limit || (this.effects.length < effect.options.queue.limit))
      this.effects.push(effect);
    
    if(!this.interval) 
      this.interval = setInterval(this.loop.bind(this), 40);
  },
  remove: function(effect) {
    this.effects = this.effects.reject(function(e) { return e==effect });
    if(this.effects.length == 0) {
      clearInterval(this.interval);
      this.interval = null;
    }
  },
  loop: function() {
    var timePos = new Date().getTime();
    this.effects.invoke('loop', timePos);
  }
});
 
Effect.Queues = {
  instances: $H(),
  get: function(queueName) {
    if(typeof queueName != 'string') return queueName;
    
    if(!this.instances[queueName])
      this.instances[queueName] = new Effect.ScopedQueue();
      
    return this.instances[queueName];
  }
}
Effect.Queue = Effect.Queues.get('global');
 
Effect.DefaultOptions = {
  transition: Effect.Transitions.none,
  duration:   0.2,   // seconds
  fps:        25.0,  // max. 25fps due to Effect.Queue implementation
  sync:       false, // true for combining
  from:       0.0,
  to:         1.0,
  delay:      0.0,
  queue:      'parallel'
}
 
Effect.Base = function() {};
Effect.Base.prototype = {
  position: null,
  start: function(options) {
    this.options      = Object.extend(Object.extend({},Effect.DefaultOptions), options || {});
    this.currentFrame = 0;
    this.state        = 'idle';
    this.startOn      = this.options.delay*1000;
    this.finishOn     = this.startOn + (this.options.duration*1000);
    this.event('beforeStart');
    if(!this.options.sync)
      Effect.Queues.get(typeof this.options.queue == 'string' ? 
        'global' : this.options.queue.scope).add(this);
  },
  loop: function(timePos) {
    if(timePos >= this.startOn) {
      if(timePos >= this.finishOn) {
        this.render(1.0);
        this.cancel();
        this.event('beforeFinish');
        if(this.finish) this.finish(); 
        this.event('afterFinish');
        return;  
      }
      var pos   = (timePos - this.startOn) / (this.finishOn - this.startOn);
      var frame = Math.round(pos * this.options.fps * this.options.duration);
      if(frame > this.currentFrame) {
        this.render(pos);
        this.currentFrame = frame;
      }
    }
  },
  render: function(pos) {
    if(this.state == 'idle') {
      this.state = 'running';
      this.event('beforeSetup');
      if(this.setup) this.setup();
      this.event('afterSetup');
    }
    if(this.state == 'running') {
      if(this.options.transition) pos = this.options.transition(pos);
      pos *= (this.options.to-this.options.from);
      pos += this.options.from;
      this.position = pos;
      this.event('beforeUpdate');
      if(this.update) this.update(pos);
      this.event('afterUpdate');
    }
  },
  cancel: function() {
    if(!this.options.sync)
      Effect.Queues.get(typeof this.options.queue == 'string' ? 
        'global' : this.options.queue.scope).remove(this);
    this.state = 'finished';
  },
  event: function(eventName) {
    if(this.options[eventName + 'Internal']) this.options[eventName + 'Internal'](this);
    if(this.options[eventName]) this.options[eventName](this);
  },
  inspect: function() {
    return '#<Effect:' + $H(this).inspect() + ',options:' + $H(this.options).inspect() + '>';
  }
}
 
Effect.Parallel = Class.create();
Object.extend(Object.extend(Effect.Parallel.prototype, Effect.Base.prototype), {
  initialize: function(effects) {
    this.effects = effects || [];
    this.start(arguments[1]);
  },
  update: function(position) {
    this.effects.invoke('render', position);
  },
  finish: function(position) {
    this.effects.each( function(effect) {
      effect.render(1.0);
      effect.cancel();
      effect.event('beforeFinish');
      if(effect.finish) effect.finish(position);
      effect.event('afterFinish');
    });
  }
});
 
Effect.Opacity = Class.create();
Object.extend(Object.extend(Effect.Opacity.prototype, Effect.Base.prototype), {
  initialize: function(element) {
    this.element = $(element);
    // make this work on IE on elements without 'layout'
    if(/MSIE/.test(navigator.userAgent) && (!this.element.hasLayout))
      this.element.setStyle({zoom: 1});
    var options = Object.extend({
      from: this.element.getOpacity() || 0.0,
      to:   1.0
    }, arguments[1] || {});
    this.start(options);
  },
  update: function(position) {
    this.element.setOpacity(position);
  }
});
 
Effect.Move = Class.create();
Object.extend(Object.extend(Effect.Move.prototype, Effect.Base.prototype), {
  initialize: function(element) {
    this.element = $(element);
    var options = Object.extend({
      x:    0,
      y:    0,
      mode: 'relative'
    }, arguments[1] || {});
    this.start(options);
  },
  setup: function() {
    // Bug in Opera: Opera returns the "real" position of a static element or
    // relative element that does not have top/left explicitly set.
    // ==> Always set top and left for position relative elements in your stylesheets 
    // (to 0 if you do not need them) 
    this.element.makePositioned();
    this.originalLeft = parseFloat(this.element.getStyle('left') || '0');
    this.originalTop  = parseFloat(this.element.getStyle('top')  || '0');
    if(this.options.mode == 'absolute') {
      // absolute movement, so we need to calc deltaX and deltaY
      this.options.x = this.options.x - this.originalLeft;
      this.options.y = this.options.y - this.originalTop;
    }
  },
  update: function(position) {
    this.element.setStyle({
      left: this.options.x  * position + this.originalLeft + 'px',
      top:  this.options.y  * position + this.originalTop  + 'px'
    });
  }
});
 
// for backwards compatibility
Effect.MoveBy = function(element, toTop, toLeft) {
  return new Effect.Move(element, 
    Object.extend({ x: toLeft, y: toTop }, arguments[3] || {}));
};
 
Effect.Scale = Class.create();
Object.extend(Object.extend(Effect.Scale.prototype, Effect.Base.prototype), {
  initialize: function(element, percent) {
    this.element = $(element)
    var options = Object.extend({
      scaleX: true,
      scaleY: true,
      scaleContent: true,
      scaleFromCenter: false,
      scaleMode: 'box',        // 'box' or 'contents' or {} with provided values
      scaleFrom: 100.0,
      scaleTo:   percent
    }, arguments[2] || {});
    this.start(options);
  },
  setup: function() {
    this.restoreAfterFinish = this.options.restoreAfterFinish || false;
    this.elementPositioning = this.element.getStyle('position');
    
    this.originalStyle = {};
    ['top','left','width','height','fontSize'].each( function(k) {
      this.originalStyle[k] = this.element.style[k];
    }.bind(this));
      

    this.originalTop  = this.element.offsetTop;
    this.originalLeft = this.element.offsetLeft;
    
    var fontSize = this.element.getStyle('font-size') || '100%';
    ['em','px','%'].each( function(fontSizeType) {
      if(fontSize.indexOf(fontSizeType)>0) {
        this.fontSize     = parseFloat(fontSize);
        this.fontSizeType = fontSizeType;
      }
    }.bind(this));
    
    this.factor = (this.options.scaleTo - this.options.scaleFrom)/100;
    
    this.dims = null;
    if(this.options.scaleMode=='box')
      this.dims = [this.element.offsetHeight, this.element.offsetWidth];
    if(/^content/.test(this.options.scaleMode))
      this.dims = [this.element.scrollHeight, this.element.scrollWidth];
    if(!this.dims)
      this.dims = [this.options.scaleMode.originalHeight,
                   this.options.scaleMode.originalWidth];
  },
  update: function(position) {
    var currentScale = (this.options.scaleFrom/100.0) + (this.factor * position);
    if(this.options.scaleContent && this.fontSize)
      this.element.setStyle({fontSize: this.fontSize * currentScale + this.fontSizeType });
    this.setDimensions(this.dims[0] * currentScale, this.dims[1] * currentScale);
  },
  finish: function(position) {
    if (this.restoreAfterFinish) this.element.setStyle(this.originalStyle);
  },
  setDimensions: function(height, width) {
    var d = {};
    if(this.options.scaleX) d.width = width + 'px';
    if(this.options.scaleY) d.height = height + 'px';
    if(this.options.scaleFromCenter) {
      var topd  = (height - this.dims[0])/2;
      var leftd = (width  - this.dims[1])/2;
      if(this.elementPositioning == 'absolute') {
        if(this.options.scaleY) d.top = this.originalTop-topd + 'px';
        if(this.options.scaleX) d.left = this.originalLeft-leftd + 'px';
      } else {
        if(this.options.scaleY) d.top = -topd + 'px';
        if(this.options.scaleX) d.left = -leftd + 'px';
      }
    }
    this.element.setStyle(d);
  }
});
 
Effect.Highlight = Class.create();
Object.extend(Object.extend(Effect.Highlight.prototype, Effect.Base.prototype), {
  initialize: function(element) {
    this.element = $(element);
    var options = Object.extend({ startcolor: '#ffff99' }, arguments[1] || {});
    this.start(options);
  },
  setup: function() {
    // Prevent executing on elements not in the layout flow
    if(this.element.getStyle('display')=='none') { this.cancel(); return; }
    // Disable background image during the effect
    this.oldStyle = {
      backgroundImage: this.element.getStyle('background-image') };
    this.element.setStyle({backgroundImage: 'none'});
    if(!this.options.endcolor)
      this.options.endcolor = this.element.getStyle('background-color').parseColor('#ffffff');
    if(!this.options.restorecolor)
      this.options.restorecolor = this.element.getStyle('background-color');
    // init color calculations
    this._base  = $R(0,2).map(function(i){ return parseInt(this.options.startcolor.slice(i*2+1,i*2+3),16) }.bind(this));
    this._delta = $R(0,2).map(function(i){ return parseInt(this.options.endcolor.slice(i*2+1,i*2+3),16)-this._base[i] }.bind(this));
  },
  update: function(position) {
    this.element.setStyle({backgroundColor: $R(0,2).inject('#',function(m,v,i){
      return m+(Math.round(this._base[i]+(this._delta[i]*position)).toColorPart()); }.bind(this)) });
  },
  finish: function() {
    this.element.setStyle(Object.extend(this.oldStyle, {
      backgroundColor: this.options.restorecolor
    }));
  }
});
 
Effect.ScrollTo = Class.create();
Object.extend(Object.extend(Effect.ScrollTo.prototype, Effect.Base.prototype), {
  initialize: function(element) {
    this.element = $(element);
    this.start(arguments[1] || {});
  },
  setup: function() {
    Position.prepare();
    var offsets = Position.cumulativeOffset(this.element);
    if(this.options.offset) offsets[1] += this.options.offset;
    var max = window.innerHeight ? 
      window.height - window.innerHeight :
      document.body.scrollHeight - 
        (document.documentElement.clientHeight ? 
          document.documentElement.clientHeight : document.body.clientHeight);
    this.scrollStart = Position.deltaY;
    this.delta = (offsets[1] > max ? max : offsets[1]) - this.scrollStart;
  },
  update: function(position) {
    Position.prepare();
    window.scrollTo(Position.deltaX, 
      this.scrollStart + (position*this.delta));
  }
});
 
/* ------------- combination effects ------------- */
 
Effect.Fade = function(element) {
  element = $(element);
  var oldOpacity = element.getInlineOpacity();
  var options = Object.extend({
  from: element.getOpacity() || 1.0,
  to:   0.0,
  afterFinishInternal: function(effect) { 
    if(effect.options.to!=0) return;
    effect.element.hide();
    effect.element.setStyle({opacity: oldOpacity}); 
  }}, arguments[1] || {});
  return new Effect.Opacity(element,options);
}
 
Effect.Appear = function(element) {
  element = $(element);
  var options = Object.extend({
  from: (element.getStyle('display') == 'none' ? 0.0 : element.getOpacity() || 0.0),
  to:   1.0,
  // force Safari to render floated elements properly
  afterFinishInternal: function(effect) {
    effect.element.forceRerendering();
  },
  beforeSetup: function(effect) {
    effect.element.setOpacity(effect.options.from);
    effect.element.show(); 
  }}, arguments[1] || {});
  return new Effect.Opacity(element,options);
}
 
Effect.Puff = function(element) {
  element = $(element);
  var oldStyle = { opacity: element.getInlineOpacity(), position: element.getStyle('position') };
  return new Effect.Parallel(
   [ new Effect.Scale(element, 200, 
      { sync: true, scaleFromCenter: true, scaleContent: true, restoreAfterFinish: true }), 
     new Effect.Opacity(element, { sync: true, to: 0.0 } ) ], 
     Object.extend({ duration: 1.0, 
      beforeSetupInternal: function(effect) {
        effect.effects[0].element.setStyle({position: 'absolute'}); },
      afterFinishInternal: function(effect) {
         effect.effects[0].element.hide();
         effect.effects[0].element.setStyle(oldStyle); }
     }, arguments[1] || {})
   );
}
 
Effect.BlindUp = function(element) {
  element = $(element);
  element.makeClipping();
  return new Effect.Scale(element, 0, 
    Object.extend({ scaleContent: false, 
      scaleX: false, 
      restoreAfterFinish: true,
      afterFinishInternal: function(effect) {
        effect.element.hide();
        effect.element.undoClipping();
      } 
    }, arguments[1] || {})
  );
}
 
Effect.BlindDown = function(element) {
  element = $(element);
  var elementDimensions = element.getDimensions();
  return new Effect.Scale(element, 100, 
    Object.extend({ scaleContent: false, 
      scaleX: false,
      scaleFrom: 0,
      scaleMode: {originalHeight: elementDimensions.height, originalWidth: elementDimensions.width},
      restoreAfterFinish: true,
      afterSetup: function(effect) {
        effect.element.makeClipping();
        effect.element.setStyle({height: '0px'});
        effect.element.show(); 
      },  
      afterFinishInternal: function(effect) {
        effect.element.undoClipping();
      }
    }, arguments[1] || {})
  );
}
 
Effect.SwitchOff = function(element) {
  element = $(element);
  var oldOpacity = element.getInlineOpacity();
  return new Effect.Appear(element, { 
    duration: 0.4,
    from: 0,
    transition: Effect.Transitions.flicker,
    afterFinishInternal: function(effect) {
      new Effect.Scale(effect.element, 1, { 
        duration: 0.3, scaleFromCenter: true,
        scaleX: false, scaleContent: false, restoreAfterFinish: true,
        beforeSetup: function(effect) { 
          effect.element.makePositioned();
          effect.element.makeClipping();
        },
        afterFinishInternal: function(effect) {
          effect.element.hide();
          effect.element.undoClipping();
          effect.element.undoPositioned();
          effect.element.setStyle({opacity: oldOpacity});
        }
      })
    }
  });
}
 
Effect.DropOut = function(element) {
  element = $(element);
  var oldStyle = {
    top: element.getStyle('top'),
    left: element.getStyle('left'),
    opacity: element.getInlineOpacity() };
  return new Effect.Parallel(
    [ new Effect.Move(element, {x: 0, y: 100, sync: true }), 
      new Effect.Opacity(element, { sync: true, to: 0.0 }) ],
    Object.extend(
      { duration: 0.5,
        beforeSetup: function(effect) {
          effect.effects[0].element.makePositioned(); 
        },
        afterFinishInternal: function(effect) {
          effect.effects[0].element.hide();
          effect.effects[0].element.undoPositioned();
          effect.effects[0].element.setStyle(oldStyle);
        } 
      }, arguments[1] || {}));
}
 
Effect.Shake = function(element) {
  element = $(element);
  var oldStyle = {
    top: element.getStyle('top'),
    left: element.getStyle('left') };
    return new Effect.Move(element, 
      { x:  20, y: 0, duration: 0.05, afterFinishInternal: function(effect) {
    new Effect.Move(effect.element,
      { x: -40, y: 0, duration: 0.1,  afterFinishInternal: function(effect) {
    new Effect.Move(effect.element,
      { x:  40, y: 0, duration: 0.1,  afterFinishInternal: function(effect) {
    new Effect.Move(effect.element,
      { x: -40, y: 0, duration: 0.1,  afterFinishInternal: function(effect) {
    new Effect.Move(effect.element,
      { x:  40, y: 0, duration: 0.1,  afterFinishInternal: function(effect) {
    new Effect.Move(effect.element,
      { x: -20, y: 0, duration: 0.05, afterFinishInternal: function(effect) {
        effect.element.undoPositioned();
        effect.element.setStyle(oldStyle);
  }}) }}) }}) }}) }}) }});
}
 
Effect.SlideDown = function(element) {
  element = $(element);
  element.cleanWhitespace();
  // SlideDown need to have the content of the element wrapped in a container element with fixed height!
  var oldInnerBottom = $(element.firstChild).getStyle('bottom');
  var elementDimensions = element.getDimensions();
  return new Effect.Scale(element, 100, Object.extend({ 
    scaleContent: false, 
    scaleX: false, 
    scaleFrom: 0,
    scaleMode: {originalHeight: elementDimensions.height, originalWidth: elementDimensions.width},
    restoreAfterFinish: true,
    afterSetup: function(effect) {
      effect.element.makePositioned();
      effect.element.firstChild.makePositioned();
      if(window.opera) effect.element.setStyle({top: ''});
      effect.element.makeClipping();
      effect.element.setStyle({height: '0px'});
      effect.element.show(); },
    afterUpdateInternal: function(effect) {
      effect.element.firstChild.setStyle({bottom:
        (effect.dims[0] - effect.element.clientHeight) + 'px' }); 
    },
    afterFinishInternal: function(effect) {
      effect.element.undoClipping(); 
      // IE will crash if child is undoPositioned first
      if(/MSIE/.test(navigator.userAgent)){
        effect.element.undoPositioned();
        effect.element.firstChild.undoPositioned();
      }else{
        effect.element.firstChild.undoPositioned();
        effect.element.undoPositioned();
      }
      effect.element.firstChild.setStyle({bottom: oldInnerBottom}); }
    }, arguments[1] || {})
  );
}
  
Effect.SlideUp = function(element) {
  element = $(element);
  element.cleanWhitespace();
  var oldInnerBottom = $(element.firstChild).getStyle('bottom');
  return new Effect.Scale(element, 0, 
   Object.extend({ scaleContent: false, 
    scaleX: false, 
    scaleMode: 'box',
    scaleFrom: 100,
    restoreAfterFinish: true,
    beforeStartInternal: function(effect) {
      effect.element.makePositioned();
      effect.element.firstChild.makePositioned();
      if(window.opera) effect.element.setStyle({top: ''});
      effect.element.makeClipping();
      effect.element.show(); },  
    afterUpdateInternal: function(effect) {
      effect.element.firstChild.setStyle({bottom:
        (effect.dims[0] - effect.element.clientHeight) + 'px' }); },
    afterFinishInternal: function(effect) {
      effect.element.hide();
      effect.element.undoClipping();
      effect.element.firstChild.undoPositioned();
      effect.element.undoPositioned();
      effect.element.setStyle({bottom: oldInnerBottom}); }
   }, arguments[1] || {})
  );
}
 
// Bug in opera makes the TD containing this element expand for a instance after finish 
Effect.Squish = function(element) {
  return new Effect.Scale(element, window.opera ? 1 : 0, 
    { restoreAfterFinish: true,
      beforeSetup: function(effect) {
        effect.element.makeClipping(effect.element); },  
      afterFinishInternal: function(effect) {
        effect.element.hide(effect.element); 
        effect.element.undoClipping(effect.element); }
  });
}
 
Effect.Grow = function(element) {
  element = $(element);
  var options = Object.extend({
    direction: 'center',
    moveTransition: Effect.Transitions.sinoidal,
    scaleTransition: Effect.Transitions.sinoidal,
    opacityTransition: Effect.Transitions.full
  }, arguments[1] || {});
  var oldStyle = {
    top: element.style.top,
    left: element.style.left,
    height: element.style.height,
    width: element.style.width,
    opacity: element.getInlineOpacity() };
 
  var dims = element.getDimensions();    
  var initialMoveX, initialMoveY;
  var moveX, moveY;
  
  switch (options.direction) {
    case 'top-left':
      initialMoveX = initialMoveY = moveX = moveY = 0; 
      break;
    case 'top-right':
      initialMoveX = dims.width;
      initialMoveY = moveY = 0;
      moveX = -dims.width;
      break;
    case 'bottom-left':
      initialMoveX = moveX = 0;
      initialMoveY = dims.height;
      moveY = -dims.height;
      break;
    case 'bottom-right':
      initialMoveX = dims.width;
      initialMoveY = dims.height;
      moveX = -dims.width;
      moveY = -dims.height;
      break;
    case 'center':
      initialMoveX = dims.width / 2;
      initialMoveY = dims.height / 2;
      moveX = -dims.width / 2;
      moveY = -dims.height / 2;
      break;
  }
  
  return new Effect.Move(element, {
    x: initialMoveX,
    y: initialMoveY,
    duration: 0.01, 
    beforeSetup: function(effect) {
      effect.element.hide();
      effect.element.makeClipping();
      effect.element.makePositioned();
    },
    afterFinishInternal: function(effect) {
      new Effect.Parallel(
        [ new Effect.Opacity(effect.element, { sync: true, to: 1.0, from: 0.0, transition: options.opacityTransition }),
          new Effect.Move(effect.element, { x: moveX, y: moveY, sync: true, transition: options.moveTransition }),
          new Effect.Scale(effect.element, 100, {
            scaleMode: { originalHeight: dims.height, originalWidth: dims.width }, 
            sync: true, scaleFrom: window.opera ? 1 : 0, transition: options.scaleTransition, restoreAfterFinish: true})
        ], Object.extend({
             beforeSetup: function(effect) {
               effect.effects[0].element.setStyle({height: '0px'});
               effect.effects[0].element.show(); 
             },
             afterFinishInternal: function(effect) {
               effect.effects[0].element.undoClipping();
               effect.effects[0].element.undoPositioned();
               effect.effects[0].element.setStyle(oldStyle); 
             }
           }, options)
      )
    }
  });
}
 
Effect.Shrink = function(element) {
  element = $(element);
  var options = Object.extend({
    direction: 'center',
    moveTransition: Effect.Transitions.sinoidal,
    scaleTransition: Effect.Transitions.sinoidal,
    opacityTransition: Effect.Transitions.none
  }, arguments[1] || {});
  var oldStyle = {
    top: element.style.top,
    left: element.style.left,
    height: element.style.height,
    width: element.style.width,
    opacity: element.getInlineOpacity() };
 
  var dims = element.getDimensions();
  var moveX, moveY;
  
  switch (options.direction) {
    case 'top-left':
      moveX = moveY = 0;
      break;
    case 'top-right':
      moveX = dims.width;
      moveY = 0;
      break;
    case 'bottom-left':
      moveX = 0;
      moveY = dims.height;
      break;
    case 'bottom-right':
      moveX = dims.width;
      moveY = dims.height;
      break;
    case 'center':  
      moveX = dims.width / 2;
      moveY = dims.height / 2;
      break;
  }
  
  return new Effect.Parallel(
    [ new Effect.Opacity(element, { sync: true, to: 0.0, from: 1.0, transition: options.opacityTransition }),
      new Effect.Scale(element, window.opera ? 1 : 0, { sync: true, transition: options.scaleTransition, restoreAfterFinish: true}),
      new Effect.Move(element, { x: moveX, y: moveY, sync: true, transition: options.moveTransition })
    ], Object.extend({            
         beforeStartInternal: function(effect) {
           effect.effects[0].element.makePositioned();
           effect.effects[0].element.makeClipping(); },
         afterFinishInternal: function(effect) {
           effect.effects[0].element.hide();
           effect.effects[0].element.undoClipping();
           effect.effects[0].element.undoPositioned();
           effect.effects[0].element.setStyle(oldStyle); }

       }, options)
  );
}
 
Effect.Pulsate = function(element) {
  element = $(element);
  var options    = arguments[1] || {};
  var oldOpacity = element.getInlineOpacity();
  var transition = options.transition || Effect.Transitions.sinoidal;
  var reverser   = function(pos){ return transition(1-Effect.Transitions.pulse(pos)) };
  reverser.bind(transition);
  return new Effect.Opacity(element, 
    Object.extend(Object.extend({  duration: 3.0, from: 0,
      afterFinishInternal: function(effect) { effect.element.setStyle({opacity: oldOpacity}); }
    }, options), {transition: reverser}));
}
 
Effect.Fold = function(element) {
  element = $(element);
  var oldStyle = {
    top: element.style.top,
    left: element.style.left,
    width: element.style.width,
    height: element.style.height };
  Element.makeClipping(element);
  return new Effect.Scale(element, 5, Object.extend({   
    scaleContent: false,
    scaleX: false,
    afterFinishInternal: function(effect) {
    new Effect.Scale(element, 1, { 
      scaleContent: false, 
      scaleY: false,
      afterFinishInternal: function(effect) {
        effect.element.hide();
        effect.element.undoClipping(); 
        effect.element.setStyle(oldStyle);
      } });
  }}, arguments[1] || {}));
};
 
['setOpacity','getOpacity','getInlineOpacity','forceRerendering','setContentZoom',
 'collectTextNodes','collectTextNodesIgnoreClass','childrenWithClassName'].each( 
  function(f) { Element.Methods[f] = Element[f]; }
);
 
Element.Methods.visualEffect = function(element, effect, options) {
  s = effect.gsub(/_/, '-').camelize();
  effect_class = s.charAt(0).toUpperCase() + s.substring(1);
  new Effect[effect_class](element, options);
  return $(element);
};
 
Element.addMethods();
// ********************* END effects.js ***********************