function initpicsw(){
	
	var obj = getElementsByClassName("scroll-pics-btn","ul");
	if(obj.length>0){
		
		var li = obj[0].getElementsByTagName("li");
		var img = getElementsByClassName("scroll-pics-list","ul")[0].getElementsByTagName("li");
		var text = getElementsByClassName("scroll-text-list","ul")[0].getElementsByTagName("li");
		
		var timer;
		//auto
		
		
		
		this.autosw = function(){
			
			for(var i=0;i<li.length;i++){
				
				if(li[i].className.indexOf("scroll-pics-current")!= -1){
					
					if(i==2){
						li[0].className = "scroll-pics-current";
						img[0].style.display = "block";
						text[0].style.display = "block";
						//
						
						
					}
					else{
						
						li[i+1].className = "scroll-pics-current";
						img[i+1].style.display = "block";
						text[i+1].style.display = "block";
						
					}
					li[i].className = "";
					img[i].style.display = "none";
					text[i].style.display = "none";
					break;
					
					
				}
				
			}
			
			
			
		}
		
		timer = setInterval(autosw,2000);
		
	
		
		//event
		for(var i=0;i<li.length;i++){
			(function(){
				
				var j = i;
				li[j].onmouseover = function(){
					clearInterval(timer);
					for(var x=0;x<li.length;x++){
						if(x!=j){
						li[x].className = "";
						img[x].style.display = "none";
						text[x].style.display = "none";
						}
					}
					
					this.className = "scroll-pics-current";
					img[j].style.display = "block";
					text[j].style.display = "block";
					
				}
				li[j].onmouseout = function(){
					
					timer = setInterval(autosw,2000);
					
				}
				img[j].onmouseover = function(){
					
					clearInterval(timer);
					
				}
				img[j].onmouseout = function(){
					
					timer = setInterval(autosw,2000);
					
				}
				text[j].onmouseover = function(){
					
					clearInterval(timer);
					
				}
				text[j].onmouseout = function(){
					
					timer = setInterval(autosw,2000);
					
				}
				
				
				
			})();
			
			
		}
		
	}
	
}

function hasClass(clsName, elem){
    var re;
    var str = elem.className;
    re = new RegExp('(?:^|\\s+)' + clsName + '(?:\\s+|$)');
    return re.test(str) ? 1 : 0;
}

function getElementsByClassName(clsName, htmltag){
    var arr = new Array();
    var elems = document.getElementsByTagName(htmltag);
    for (var cls, i = 0; (elem = elems[i]); i++) {
        if (hasClass(clsName, elem)) {
            arr[arr.length] = elem;
        }
    }
    return arr;
}