(function(){

try{
var YMD = YAHOO.My.Debug;
var Debug = function(sText , nType)
{
    YMD.trace(sText , nType );
};}catch(err){Debug = function(){};};


var YUE = YAHOO.util.Event;
var YUD = YAHOO.util.Dom;
var YUC = YAHOO.util.CustomEvent ;
var isDrag = false;

if(window.opera)
{
    YUD.addClass(document.documentElement , 'borwser-opera');
};



var stopAction = function(e)
{
    YUE.stopEvent(e);
    return false;
};

var setValue =  function(nFrom,nTo,dFromBtn , bNotChangePosition )
{
    
    var nOldFrom  = this.from ;
    var nOldTo  = this.to ;

    var sElementId = this.id ;
    var  dEl = document.getElementById(sElementId);
    var  dBox =  document.getElementById(sElementId + '-box');
    var  dC0 = document.getElementById(sElementId + '-ctrl-0');
    var  dC1 = document.getElementById(sElementId + '-ctrl-1');
    var  dC2 = document.getElementById(sElementId + '-ctrl-2');
    var  dLn1 = document.getElementById(sElementId + '-line-1');
    var  nSliderWidth =dBox.offsetWidth;		
    
    var nf  = Math.min( nTo , Math.max( 0 , nFrom ) );
    var nt = Math.min( 50 , Math.max( nFrom ,nTo ) );
    if(isNaN(nf)){ nf = 0 };
    if(isNaN(nt)){ nf = 50 };
    nf = Math.round(nf);
    nt = Math.round(nt);

    


    this.from = nf ;
    this.to = nt ;

    if(!bNotChangePosition)
    {
        var nX1 = ( nSliderWidth * (this.from/50) ) ; 
        var nX2 = ( nSliderWidth * (this.to/50) ) - dC2.offsetWidth ; 
       
        if(navigator.appName=="Microsoft Internet Explorer")
        {
        	 nX2=151;
        }	
        
        if(dFromBtn == dC1 )
        {			
            dC1.style.left = nX1  + 'px';
        }
        else if(dFromBtn == dC2 )
        {
            dC2.style.left = nX2  + 'px';
        }
        else
        {
            dC1.style.left = nX1  + 'px';
            dC2.style.left = nX2  + 'px';			
        };			

        var nLeft =   parseInt( dC1.style.left ) - 1 ;
        var nRight =  parseInt( dC2.style.left ) + dC2.offsetWidth -1;
        dC0.style.left = dC1.style.left;
        dC0.style.width = nRight - nLeft +  'px';
    };

    //Debug(  ['from:' , this.from  , ' ; to:' , this.to ].join('') ) ;
    if(!!(nOldFrom - nf) || !!(nOldTo - nt ) )
    {
        this.onChange.fire(nf,nt);
    };
    return [nX1 , nX2 ] ;
};

var onMouseDown =  function(e,oSelf)
{
        
        var dBtn = this; 
                    
        var  sElementId = oSelf.id ;
        var  dEl = document.getElementById(sElementId);
        var  dBox =  document.getElementById(sElementId + '-box');
        var  dC0 = document.getElementById(sElementId + '-ctrl-0');
        var  dC1 = document.getElementById(sElementId + '-ctrl-1');
        var  dC2 = document.getElementById(sElementId + '-ctrl-2');
        var  dLn1 = document.getElementById(sElementId + '-line-1');
        var  nSliderWidth = dBox.offsetWidth;	
        var nOffsetLeft = YUD.getX( dBox   ) ||  YUD.getX( dEl  );
        var nLimitLeft  = 0;
        var nLimitRight   =  nSliderWidth -  dBtn.offsetWidth ;
        var nSliderWidth = nSliderWidth	;
        

        if(dBtn.className == 'ctrl-2')
        {
            nLimitLeft =  parseInt( dC1.style.left ) + dC1.offsetWidth ; 
        }
        else
        {
            nLimitRight   =   parseInt( dC2.style.left )   - dC1.offsetWidth ;
        };
        
        var onMouseUp = function(e)
        {
                                
                YUE.stopEvent(e);			
                YUE.removeListener( document , 'mousemove' ,onMouseMove );
                YUE.removeListener( document , 'mouseup' , onMouseUp );			
                isDrag = false;	
                oSelf.onMouseUp.fire(e);
                call_ajax();
                return false;
        };

        var onMouseMove =  function(e)
        {		
                
                var nEx = e.clientX - nOffsetLeft ;		
                /*
                Debug( 'nOffsetLeft = ' + nOffsetLeft  );
                Debug( 'limit = ' + [ nLimitLeft , nLimitRight ] ,2 );
                Debug( 'e.clientX = ' + e.clientX  );
                Debug( 'nEx = ' + nEx );
                */
                
                if(!isDrag )
                {	
                    onMouseUp.call( document ,e,aArg);
                    return;
                };					

                nEx = Math.max(  nLimitLeft  , nEx); 
                nEx = Math.min(  nEx ,nLimitRight ); 
                if( dBtn == dC1 )
                {
                    oSelf.from = Math.abs( ( nEx / (nSliderWidth - dC1.offsetWidth - dC2.offsetWidth) ) * 50 );
                }
                else
                {
                    oSelf.to = Math.abs( ( nEx / (nSliderWidth - dC1.offsetWidth - dC2.offsetWidth) ) * 50 );
                };

                if(Math.abs( oSelf.from - oSelf.to ) <=3 )
                {
                     oSelf.from = oSelf.to 
                };

                
                
               
               setValue.call(oSelf ,  oSelf.from , oSelf.to , dBtn , true ); 
                if( dBtn == dC1 )
                {
                    dBtn.style.left =nEx + 'px';
					var nLeft =   parseInt( dC1.style.left ) - 1 ;
					var nRight =  parseInt( dC2.style.left ) + dC2.offsetWidth -1;
					dC0.style.left = dC1.style.left;
					dC0.style.width = nRight - nLeft +  'px';
					
                }
                else
                {                    
					dBtn.style.left =nEx + 'px';
					var nLeft =   parseInt( dC1.style.left ) - 1 ;
					var nRight =  parseInt( dC2.style.left ) + dC2.offsetWidth -1;
					dC0.style.left = dC1.style.left;
					dC0.style.width = nRight - nLeft +  'px';
					
                };

				
                

                YUE.stopEvent(e);
                oSelf.onSlide.fire(e , oSelf.from, oSelf.to );
                return false;
        };


        YUE.on( document , 'mousemove' , onMouseMove  );
        YUE.on( document , 'mouseup' , onMouseUp );
        isDrag = true;	
        YUE.stopEvent(e);
     
        return false;

};

var onMouseDownOnBackground = function(e,oSelf)
{
        var  sElementId = oSelf.id ;
    
        var  dBox =  document.getElementById(sElementId + '-box');
        var  dC0 = this;
        var  dC1 = document.getElementById(sElementId + '-ctrl-1');
        var  dC2 = document.getElementById(sElementId + '-ctrl-2');
        var  dLn1 = document.getElementById(sElementId + '-line-1');
        var  nSliderWidth = dBox.parentNode.offsetWidth || dBox.offsetWidth;	
        var  nAvailRangeWidth = nSliderWidth -  dC1.offsetWidth -  dC2.offsetWidth ;
        var  nOffsetLeft = YUD.getX( dBox );
    
        var  ndC0Width = dC0.offsetWidth;
        var  ndC2Width = dC2.offsetWidth;
        var  nLimitRight   =  nSliderWidth -  ndC0Width  ;
        var  nMouseDownX =   e.clientX - YUD.getX( dC0 );
        var  nRange =  oSelf.to -  oSelf.from  ;

        var onMouseMove = function(e)
        {
            
			if(!isDrag )
            {	
                onMouseUp.call( document ,e);
                return;
            };	
            var nEx =  Math.max( 0 , e.clientX - nOffsetLeft - nMouseDownX  ) ;
            if(nEx < nLimitRight )
            {				
                
                var nTo =  Math.min(50 , Math.round( ( ( nEx + ndC0Width )  / nAvailRangeWidth ) * 50 ) ) ;
                var nFrom = nTo - nRange ;

                setValue.call( oSelf , nFrom , nTo , null, true );
                dC0.style.left = nEx + 'px';					
                dC0.style.width = ndC0Width + 'px';
                dC2.style.left = nEx + ndC0Width - ndC2Width +  1  + 'px';
            }
            else
            {
                dC0.style.left = nLimitRight + 'px';					
                dC0.style.width = ndC0Width + 'px';	
                dC2.style.left = nLimitRight + ndC0Width - ndC2Width +  1  + 'px';
            };
            dC1.style.left = dC0.style.left;
            oSelf.onSlide.fire(e , oSelf.from, oSelf.to );
			
            
        };

        var onMouseUp = function(e)
        {
            YUE.removeListener( document , 'mousemove' , onMouseMove );
            YUE.removeListener( document , 'mouseup' , onMouseUp );
            isDrag = false;	
        };

		
        YUE.on( document , 'mousemove' ,onMouseMove );
        YUE.on( document , 'mouseup' , onMouseUp );
        isDrag = true;	
        YUE.stopEvent(e);
	
		
		oSelf.onMouseDown.fire(e);
        return false;
};



YAHOO.widget.RangeSlider = function(sElementId , oAttr)
{
    
    var oSelf = this;	
    
    oSelf.onMouseDown = new YUC('mousedown');
    oSelf.onMouseUp = new YUC('mouseup');
    oSelf.onSlide = new YUC('slide');
    oSelf.onLoad = new YUC('load');
    oSelf.onChange = new YUC('change');

    if( typeof( oAttr ) != 'object' )
    {
        oAttr = {};
    };

    var init = function()
    {
        var dEl = this;
        
        dEl.className = 'yui-range-slider';
        if(dEl.tagName!='SPAN')
        {
            throw Error('YAHOO.widget.RangeSlider Error: \n Element['+sElementId+']\'s tagName is not SPAN'); 
            return;
        };
        

        oSelf.type = ( YUD.hasClass(dEl ,  'yui-range-slider-v' ) )?2:1;
        


        YUD.addClass( dEl , 'yui-range-slider yui-range-slider-' + oSelf.type );
        
        var sTagName = window.opera?'span':'button';
        dEl.innerHTML = 
        [
			'<span class="s-hd">',
			
			'<span class="s-line-1" id="',sElementId,'-line-1"></span>',
			'<',sTagName,' class="ctrl-0" id="',sElementId,'-ctrl-0" ></',sTagName,'>',
			'<button  id="',sElementId,'-ctrl-1" class="ctrl-1">&nbsp;</button>',
			'<button   id="',sElementId,'-ctrl-2" class="ctrl-2">&nbsp;</button>',
			'</span>',
			'<',sTagName,' hidefocus="hidefocus" class="s-bd" id="',sElementId,'-box" >&nbsp;</',sTagName,'>',

        ].join('');

		
        
        
        var  dBox =  document.getElementById(sElementId + '-box');
        dBox.style.width = (  oAttr.width || 158 ) + 'px';
        dBox.style.height = (  oAttr.height || 19) + 'px';

        var  dC0 = document.getElementById(sElementId + '-ctrl-0');
        var  dC1 = document.getElementById(sElementId + '-ctrl-1');
        var  dC2 = document.getElementById(sElementId + '-ctrl-2');
        var  dLn1 = document.getElementById(sElementId + '-line-1');
        var  nSliderWidth =dBox.offsetWidth;	
        
        
    
        dLn1.style.width =  parseInt(dBox.style.width)-4 + 'px';
        dC0.style.height = dC1.style.height = dC2.style.height = ( parseInt( dBox.style.height  ) - 4 ) + 'px';
        
        dLn1.style.top = (  oAttr.height || 19 ) /2 + 'px';
        
        
        YUE.on(  dC1 , 'mousedown' , onMouseDown , oSelf );
        YUE.on(  dC2 , 'mousedown' , onMouseDown , oSelf );
        YUE.on(  dC0 , 'mousedown' , onMouseDownOnBackground , oSelf );
        YUE.on(  dEl , 'selectstart' , stopAction  );			
        YUE.on(  dBox , 'mousedown' , stopAction  );			


        setValue.call(oSelf , oSelf.from , oSelf.to );
        oSelf.readyState = 'complete';
		
        oSelf.onLoad.fire();
        //Debug('slidebar element:  ' + sElementId + ' complete' , 2);
        

        
    
    };

    this.id = sElementId;
    YUE.onAvailable( sElementId , init );
};

YAHOO.widget.RangeSlider.prototype = 
{
    id:'',
    readyState:'uninitialized',
    type:1,
    from:0,
    to:50,
    setValue : function(nFrom , nTo)
    {
        var oSelf =this;
        nFrom =  isNaN(nFrom)?0: (nFrom || 0 );
        nTo = isNaN(nTo)?50: (nTo || 50 );		
        
        nFrom = Math.max( 0 , nFrom );  
        nTo = Math.min( 50 , nTo);  
        nFrom = Math.min( nFrom , nTo );
        
        var fAction = function()
        {
            setValue.call( oSelf , nFrom , nTo );
        };

        if(oSelf.readyState!='complete')
        {
            oSelf.onLoad.subscribe(fAction);
        }
        else
        {
            fAction(); 
        };

        
    },
    
    getValue:function()
    {
        return [this.from,this.to];
    },

    getElement:function()
    {
        return document.getElementById(this.id);
    }
};
})();