if(document.getElementById('TotalNumberPage').value>0) {
if(!Control) var Control = {};
Control.Slider = Class.create();

// options:
//  axis: 'vertical', or 'horizontal' (default)
//
// callbacks:
//  onChange(value)
//  onSlide(value)
Control.Slider.prototype = {
  initialize: function(handle, track, options) {
    var slider = this;
	//document.getElementById('click_type').value=1;
	
	//alert("vanit sharma:"+document.getElementById('click_type').value);
    if(handle instanceof Array) {
      this.handles = handle.collect( function(e) { return $(e) });
    } else {
      this.handles = [$(handle)];
    }
    
    this.track   = $(track);
    this.options = options || {};
	var TotalnumberPage=document.getElementById('TotalNumberPage').value;
	//alert(TotalnumberPage);
    this.axis      = this.options.axis || 'horizontal';
    this.increment = this.options.increment || 1;
    this.step      = parseInt(this.options.step || '1');
	
    this.range     = this.options.range || $R(0,TotalnumberPage);
    
    this.value     = 0; // assure backwards compat
    this.values    = this.handles.map( function() { return 0 });
    this.spans     = this.options.spans ? this.options.spans.map(function(s){ return $(s) }) : false;
    this.options.startSpan = $(this.options.startSpan || null);
    this.options.endSpan   = $(this.options.endSpan || null);

    this.restricted = this.options.restricted || false;

    this.maximum   = this.options.maximum || this.range.end;
    this.minimum   = this.options.minimum || this.range.start;

    // Will be used to align the handle onto the track, if necessary
    this.alignX = parseInt(this.options.alignX || '0');
    this.alignY = parseInt(this.options.alignY || '0');
	 
    
   this.trackLength = this.maximumOffset() - this.minimumOffset();  
   // this function change by vanit sharma   
   if(navigator.userAgent.indexOf("Firefox") >= 0 || navigator.userAgent.indexOf("Safari") >= 0) 
   {
	   	this.trackLength="328";
   }
   else
   {
	   if(document.getElementById("ajax_response").value=="1")
	   {
	   	this.trackLength="326";
	   }
	   else
	   {
		   	this.trackLength="300";
	   }
   }
  // alert(this.trackLength);
    this.handleLength = this.isVertical() ? 
      (this.handles[0].offsetHeight != 0 ? 
        this.handles[0].offsetHeight : this.handles[0].style.height.replace(/px$/,"")) : 
      (this.handles[0].offsetWidth != 0 ? this.handles[0].offsetWidth : 
        this.handles[0].style.width.replace(/px$/,""));

    this.active   = false;
    this.dragging = false;
    this.disabled = false;

    if(this.options.disabled) this.setDisabled();

    // Allowed values array
    this.allowedValues = this.options.values ? this.options.values.sortBy(Prototype.K) : false;
    if(this.allowedValues) {
      this.minimum = this.allowedValues.min();
      this.maximum = this.allowedValues.max();
    }

    this.eventMouseDown = this.startDrag.bindAsEventListener(this);
    this.eventMouseUp   = this.endDrag.bindAsEventListener(this);
    this.eventMouseMove = this.update.bindAsEventListener(this);

    // Initialize handles in reverse (make sure first handle is active)
    this.handles.each( function(h,i) {
      i = slider.handles.length-1-i;
      slider.setValue(parseFloat(		
        (slider.options.sliderValue instanceof Array ? 
          slider.options.sliderValue[i] : slider.options.sliderValue) || 
         slider.range.start), i);	 
      Element.makePositioned(h); // fix IE
      Event.observe(h, "mousedown", slider.eventMouseDown);
    });
    
    Event.observe(this.track, "mousedown", this.eventMouseDown);
    Event.observe(document, "mouseup", this.eventMouseUp);
    Event.observe(document, "mousemove", this.eventMouseMove);
    
    this.initialized = true;
  },
  dispose: function() {
    var slider = this;    
    Event.stopObserving(this.track, "mousedown", this.eventMouseDown);	
    Event.stopObserving(document, "mouseup", this.eventMouseUp);
    Event.stopObserving(document, "mousemove", this.eventMouseMove);
    this.handles.each( function(h) {
      Event.stopObserving(h, "mousedown", slider.eventMouseDown);
    });
  },
  setDisabled: function(){
    this.disabled = true;	
  },
  setEnabled: function(){
    this.disabled = false;
  },  
  getNearestValue: function(value){
    if(this.allowedValues){
      if(value >= this.allowedValues.max())
	  {
		  return(this.allowedValues.max());		  
	  }
	  
      if(value <= this.allowedValues.min()) 
	  {		
		  return(this.allowedValues.min());		  
	  }
      
      var offset = Math.abs(this.allowedValues[0] - value);
      var newValue = this.allowedValues[0];
      this.allowedValues.each( function(v) {
        var currentOffset = Math.abs(v - value);
        if(currentOffset <= offset){
          newValue = v;
          offset = currentOffset;
        } 
      });
      return newValue;
    }
    if(value > this.range.end) 
	{
		return this.range.end;
		
	}
    if(value < this.range.start) 
	{
		return this.range.start;
		
	}
    return value;
  },
  setValue: function(sliderValue, handleIdx){
    if(!this.active)
	{
      this.activeHandleIdx = handleIdx || 0;
      this.activeHandle    = this.handles[this.activeHandleIdx];
      this.updateStyles();	 
    }
    handleIdx = handleIdx || this.activeHandleIdx || 0;
    if(this.initialized && this.restricted) {
      if((handleIdx>0) && (sliderValue<this.values[handleIdx-1]))
	  {
        sliderValue = this.values[handleIdx-1];		 
	  }
      if((handleIdx < (this.handles.length-1)) && (sliderValue>this.values[handleIdx+1]))
	  {
        sliderValue = this.values[handleIdx+1];		
	  }
    }
    sliderValue = this.getNearestValue(sliderValue);
    this.values[handleIdx] = sliderValue;
    this.value = this.values[0]; // assure backwards compat
    
    this.handles[handleIdx].style[this.isVertical() ? 'top' : 'left'] = this.translateToPx(sliderValue);
	
    
    this.drawSpans();
    if(!this.dragging || !this.event) this.updateFinished();
  },
  setValueBy: function(delta, handleIdx) {
    this.setValue(this.values[handleIdx || this.activeHandleIdx || 0] + delta, 
      handleIdx || this.activeHandleIdx || 0);	
  },
  translateToPx: function(value) {
    return Math.round(
      ((this.trackLength-this.handleLength)/(this.range.end-this.range.start)) * 
      (value - this.range.start)) + "px";
	
  },
  translateToValue: function(offset) {
    return ((offset/(this.trackLength-this.handleLength) * 
      (this.range.end-this.range.start)) + this.range.start);	
  },
  getRange: function(range) {
    var v = this.values.sortBy(Prototype.K); 
    range = range || 0;
    return $R(v[range],v[range+1]);	
  },
  minimumOffset: function(){
    return(this.isVertical() ? this.alignY : this.alignX);
  },
  maximumOffset: function(){
    return(this.isVertical() ? 

(this.track.offsetHeight != 0 ? this.track.offsetHeight :
        this.track.style.height.replace(/px$/,"")) - this.alignY : 
      (this.track.offsetWidth != 0 ? this.track.offsetWidth : 
        this.track.style.width.replace(/px$/,"")) - this.alignY);
  },  
  isVertical:  function(){
    return (this.axis == 'vertical');
  },
  drawSpans: function() {
    var slider = this;
    if(this.spans)
      $R(0, this.spans.length-1).each(function(r) { slider.setSpan(slider.spans[r], slider.getRange(r)) });
    if(this.options.startSpan)
      this.setSpan(this.options.startSpan,
        $R(0, this.values.length>1 ? this.getRange(0).min() : this.value ));
    if(this.options.endSpan)
      this.setSpan(this.options.endSpan, 
        $R(this.values.length>1 ? this.getRange(this.spans.length-1).max() : this.value, this.maximum));
  },
  setSpan: function(span, range) {
    if(this.isVertical()) {
      span.style.top = this.translateToPx(range.start);
      span.style.height = this.translateToPx(range.end - range.start + this.range.start);
    } else {
      span.style.left = this.translateToPx(range.start);
      span.style.width = this.translateToPx(range.end - range.start + this.range.start);
    }
  },
  updateStyles: function() {
    this.handles.each( function(h){ Element.removeClassName(h, 'selected') });
    Element.addClassName(this.activeHandle, 'selected');
  },
  startDrag: function(event) {
    if(Event.isLeftClick(event)) {
      if(!this.disabled){
		 document.getElementById('ScrollType').value="slider";
		 
        this.active = true;
        
        var handle = Event.element(event);
        var pointer  = [Event.pointerX(event), Event.pointerY(event)];
        var track = handle;
        if(track==this.track) {
          var offsets  = Position.cumulativeOffset(this.track); 
          this.event = event;
          this.setValue(this.translateToValue( 
           (this.isVertical() ? pointer[1]-offsets[1] : pointer[0]-offsets[0])-(this.handleLength/2)
          ));
          var offsets  = Position.cumulativeOffset(this.activeHandle);
          this.offsetX = (pointer[0] - offsets[0]);
          this.offsetY = (pointer[1] - offsets[1]);
        } else {
          // find the handle (prevents issues with Safari)
          while((this.handles.indexOf(handle) == -1) && handle.parentNode) 
            handle = handle.parentNode;
            
          if(this.handles.indexOf(handle)!=-1) {
            this.activeHandle    = handle;
            this.activeHandleIdx = this.handles.indexOf(this.activeHandle);
            this.updateStyles();
            
            var offsets  = Position.cumulativeOffset(this.activeHandle);
            this.offsetX = (pointer[0] - offsets[0]);
            this.offsetY = (pointer[1] - offsets[1]);
          }
        }
      }
      Event.stop(event);
    }
  },
  update: function(event) {
   if(this.active) {
      if(!this.dragging) this.dragging = true;
      this.draw(event);
      // fix AppleWebKit rendering
      if(navigator.appVersion.indexOf('AppleWebKit')>0) window.scrollBy(0,0);
      Event.stop(event);
   }
  },
  draw: function(event) {
    var pointer = [Event.pointerX(event), Event.pointerY(event)];
    var offsets = Position.cumulativeOffset(this.track);
    pointer[0] -= this.offsetX + offsets[0];
    pointer[1] -= this.offsetY + offsets[1];
    this.event = event;
    this.setValue(this.translateToValue( this.isVertical() ? pointer[1] : pointer[0] ));
    if(this.initialized && this.options.onSlide)
      this.options.onSlide(this.values.length>1 ? this.values : this.value, this);
  },
  endDrag: function(event) {
    if(this.active && this.dragging) {
      this.finishDrag(event, true);
      Event.stop(event);
	 
    }
    this.active = false;
    this.dragging = false;
	
  },  
  finishDrag: function(event, success) {
    this.active = false;
    this.dragging = false;
    this.updateFinished();
  },
  updateFinished: function() {
    if(this.initialized && this.options.onChange) 
     this.options.onChange(this.values.length>1 ? this.values : this.value, this);
    this.event = null;
  }
}










var slider4 = new Control.Slider('handle4', 'track4', {	
		onSlide: function(v) 
		{ 
			scrollHorizontal(v, $('scrollable2'), slider4);  
		},
		onChange: function(v) 
		{ 		 
			scrollHorizontal(v, $('scrollable2'), slider4); 
			$('debug1').value =v; 
			change_image_by_scrolling(v);
		}
}
);

function scrollVertical(value, element, slider)
{
	 
	
	element.scrollTop = Math.round(value/slider.maximum*(element.scrollHeight-element.offsetHeight));
}
function scrollHorizontal(value,element, slider) 
{			
	  
	if(document.getElementById('ScrollType').value=="move_button")
	{
		 
		if(document.getElementById('click_type').value=="next")
		{
		
			if(document.getElementById('v_value').value==0)
			{
				element.scrollLeft=796;
				document.getElementById('CurrentLeft').value=element.scrollLeft;
			} 
			else 
			{
				element.scrollLeft=parseInt(eval(document.getElementById('CurrentLeft').value)+eval(796));
				document.getElementById('CurrentLeft').value=element.scrollLeft;
			}
		}
		else
		{
			element.scrollLeft=parseInt(eval(document.getElementById('CurrentLeft').value)-eval(796));
			document.getElementById('CurrentLeft').value=element.scrollLeft;
		}
		/*if(document.getElementById('v_value').value==0) 
		{
			var Diff=Math.floor(element.offsetWidth-(Math.round(value/slider.maximum*(element.scrollWidth-element.offsetWidth))));
			document.getElementById('IniDiff').value=Diff;
			element.scrollLeft = eval(Diff)+eval(Math.round(value/slider.maximum*(element.scrollWidth-element.offsetWidth)));
		}
		else
		{
			var DiffTotal=Math.floor((eval(value)*(parseInt(document.getElementById('IniDiff').value)))+1);
			//alert(DiffTotal);
			element.scrollLeft = eval(DiffTotal)+eval(Math.round(value/slider.maximum*(element.scrollWidth-element.offsetWidth)));		
		}*/
	} 
	else if(document.getElementById('ScrollType').value=="DirectGo")
	{
		 
		element.scrollLeft=parseInt(eval(value)*eval(796));		 
		document.getElementById('CurrentLeft').value=element.scrollLeft;
	}	
	else
	{
		//alert("salider");
		element.scrollLeft = Math.round(value/slider.maximum*(element.scrollWidth-element.offsetWidth));
		document.getElementById('CurrentLeft').value=element.scrollLeft;
	}
	 
	
	
	
	//alert(Math.round(value/slider.maximum*(element.scrollWidth-element.offsetWidth)));
	
}

function move_next(v)
{				
	document.getElementById('click_type').value="next";
	document.getElementById('ScrollType').value="move_button";
	if(v=='' || v==0) 
	{
		v=1
	}
	else 
	{
		v=eval(1)+eval(v);
		//if(v>3)
		//{
		//	v=3;
		//}
	}
	//scrollHorizontal(v, $('scrollable2'), slider4);
	$('debug1').value =v;
	slider4.setValue(v);	
	document.getElementById('v_value').value=v;
	//var page_number=v;
	var page_number=(Math.floor(v));
	//alert(page_number);
	var cur_page_number=page_number;
	var TotalNumberPage=document.getElementById('TotalNumberPage').value;
 
	if(TotalNumberPage==cur_page_number)	
	{
		 
		document.getElementById('next_disable').style.display="";
		document.getElementById('next_enable').style.display="none";
		document.getElementById('previous_enable').style.display="";
		document.getElementById('previous_disable').style.display="none";
		document.getElementById('page_value').value=page_number+eval(1);
	}
	else
	{
		document.getElementById('next_disable').style.display="none";
		document.getElementById('next_enable').style.display="";
		document.getElementById('previous_enable').style.display="";
		document.getElementById('previous_disable').style.display="none"; 
	}
}

function move_prv(v)
{					
	 
	document.getElementById('ScrollType').value="move_button";
	document.getElementById('click_type').value="prv";
	
	
	if(v=='' || v==0)
	{
		v=1
	}
	else
	{
		
		v=eval(v)-eval(1);
		if(v<0 )
		{
			v=0;						
		}
	}
	//scrollHorizontal(v, $('scrollable2'), slider4);
	$('debug1').value =v;
	slider4.setValue(v);
	document.getElementById('v_value').value=v;
	if(v==0)
	{
		document.getElementById('next_disable').style.display="none";
		document.getElementById('next_enable').style.display="";
		document.getElementById('previous_enable').style.display="none";
		document.getElementById('previous_disable').style.display="";
		//document.getElementById('page_value').value="1";
	}
	else
	{
		document.getElementById('next_disable').style.display="none";
		document.getElementById('next_enable').style.display="";
		document.getElementById('previous_enable').style.display="";
		document.getElementById('previous_disable').style.display="none";
		

	}
}
function change_image_by_scrolling(cur_position)
{
	 
	var page_number=(Math.ceil(cur_position));
	 
	document.getElementById('v_value').value=cur_position;
	var prv1,prv2;	
	if(document.getElementById('v_value').value<document.getElementById('prv_value').value) 
	{
		document.getElementById('scroll_pos').value="prev";
		document.getElementById('prv_value').value=document.getElementById('v_value').value;
	} 
	else 
	{
		document.getElementById('scroll_pos').value="next";
		document.getElementById('prv_value').value=document.getElementById('v_value').value;
	}
	
	if(cur_position==0)
	{
		document.getElementById('next_disable').style.display="none";
		document.getElementById('next_enable').style.display="";
		document.getElementById('previous_enable').style.display="none";
		document.getElementById('previous_disable').style.display="";
		document.getElementById('page_value').value="1";
	}
	else
	{
		var cur_page_number=page_number;
		var TotalNumberPage=document.getElementById('TotalNumberPage').value;		
		if(TotalNumberPage==cur_page_number)
		{
			document.getElementById('next_disable').style.display="";
			document.getElementById('next_enable').style.display="none";
			document.getElementById('previous_enable').style.display="";
			document.getElementById('previous_disable').style.display="none";		
			document.getElementById('page_value').value=cur_page_number+eval(1);
		}
		else
		{
			document.getElementById('next_disable').style.display="none";
			document.getElementById('next_enable').style.display="";
			document.getElementById('previous_enable').style.display="";
			document.getElementById('previous_disable').style.display="none";		
			document.getElementById('page_value').value=cur_page_number+eval(1);		
		}
	} 
	 
}
function slider_previous(slider,value) 
{
	var rel_value1;
	 
	if(value==0)
	{
		document.getElementById('next_disable').style.display="none";		
		document.getElementById('ScrollType').value="";
		document.getElementById('CurrentLeft').value="0";
		document.getElementById('click_type').value="0";
		document.getElementById('v_value').value="0";
		document.getElementById('scroll_pos').value="";
		
		
		document.getElementById('next_enable').style.display="";
		document.getElementById('previous_enable').style.display="none";
		document.getElementById('previous_disable').style.display="";
		document.getElementById('page_value').value="1";
		document.getElementById('debug1').value=0
		document.getElementById('prv_value').value=0
	}
	
	
}

 
 
function getPageNumber()
{	   
   if(IsNumeric(document.getElementById('page_value').value))
   {
	   var val=document.getElementById('page_value').value-eval(1);
	   document.getElementById('ScrollType').value="DirectGo";
	   scrollHorizontal(val, $('scrollable2'), slider4);
	   $('debug1').value =val;
	   slider4.setValue(val);	
	
	}   
}
function IsNumeric(strString)   
{
  // alert(strString);
   var strValidChars = "0123456789";
   var strChar;
   var blnResult = true;

   if (strString.length == 0)
   {
    	return false;
	}

    for (i = 0; i < strString.length && blnResult == true; i++)
    {
     	 strChar = strString.charAt(i);
      	if(strValidChars.indexOf(strChar) == -1)
        {
         	blnResult = false;
        }
    }
   		return blnResult;
}
slider_previous(slider4,0);

}