/**
	 *gd_slider.layerGlide((oEventCont,oSlider,sSingleSize,sec,fSpeed,point);
	 *@param auto type:bolean (true: auto false: manual)
	 *@param oEventCont type:object (the numbers container)
	 *@param oSlider type:object (the slider container)
	 *@param sSingleSize type:number (slider container size)
	 *@param second type:number (auto time)
	 *@param fSpeed type:float   (speed 0.05--1)
	 *@param point type:string   (left or top)
	 */
	var gd_slider =new function(){
		function $id(id){return document.getElementById(id);};
		this.layerGlide=function(auto,oEventCont,oSlider,sSingleSize,second,fSpeed,point){
			var oSubLi = $id(oEventCont).getElementsByTagName('li');
			var interval,timeout,oslideRange;
			var time=1; 
			var speed = fSpeed 
			var sum = oSubLi.length;
			var a=0;
			var delay=second * 1000; 
			var setValLeft=function(s){
				return function(){
					oslideRange = Math.abs(parseInt($id(oSlider).style[point]));	
					$id(oSlider).style[point] =-Math.floor(oslideRange+(parseInt(s*sSingleSize) - oslideRange)*speed) +'px';		
					if(oslideRange==[(sSingleSize * s)]){
						clearInterval(interval);
						a=s;
					}
				}
			};
			var setValRight=function(s){
				return function(){	 	
					oslideRange = Math.abs(parseInt($id(oSlider).style[point]));							
					$id(oSlider).style[point] =-Math.ceil(oslideRange+(parseInt(s*sSingleSize) - oslideRange)*speed) +'px';
					if(oslideRange==[(sSingleSize * s)]){
						clearInterval(interval);
						a=s;
					}
				}
			}
			
			function autoGlide(){
				for(var c=0;c<sum;c++){oSubLi[c].className='';};
				clearTimeout(interval);
				if(a==(parseInt(sum)-1)){
					for(var c=0;c<sum;c++){oSubLi[c].className='';};
					a=0;
					oSubLi[a].className="active";
					interval = setInterval(setValLeft(a),time);
					timeout = setTimeout(autoGlide,delay);
				}else{
					a++;
					oSubLi[a].className="active";
					interval = setInterval(setValRight(a),time);	
					timeout = setTimeout(autoGlide,delay);
				}
			}
		
			if(auto){timeout = setTimeout(autoGlide,delay);};
			for(var i=0;i<sum;i++){	
				oSubLi[i].onmouseover = (function(i){
					return function(){
						for(var c=0;c<sum;c++){oSubLi[c].className='';};
						clearTimeout(timeout);
						clearInterval(interval);
						oSubLi[i].className="active";
						if(Math.abs(parseInt($id(oSlider).style[point]))>[(sSingleSize * i)]){
							interval = setInterval(setValLeft(i),time);
							this.onmouseout=function(){if(auto){timeout = setTimeout(autoGlide,delay);};};
						}else if(Math.abs(parseInt($id(oSlider).style[point]))<[(sSingleSize * i)]){
								interval = setInterval(setValRight(i),time);
							this.onmouseout=function(){if(auto){timeout = setTimeout(autoGlide,delay);};};
						}
					}
				})(i)			
			}
		}
	}