var sNewID=getQueryString("p");
	if(sNewID==""){
		sNewID=1;
	}
	

	
	var sOldID;
	var state=0;
	var sop=0;
	var b=true;
	function show(id){
		if(b==true){
			document.getElementById("homeLi").style.background="url(images/border"+id+".gif)";
			//alert(document.getElementById("homeLi").style.background);
			document.getElementById("imgRight").src="images/right"+id+".gif";
			
			sOldID=sNewID;
			sNewID=id;
			var sID;
			if(sOldID!=sNewID){
				if(sOldID>id){//ÏòÓÒ
					for(var i=id+1;i<=sOldID;i++){
						document.getElementById("img"+i).src="images/nav_"+i+"_"+i+".jpg";
					}
				}else{//Ïò×ó
					for(i=sOldID;i<=id;i++){
						document.getElementById("img"+i).src="images/nav_"+i+".jpg";
					}
				}
				var obj=document.getElementById("div"+sNewID);
				obj.style.display="";
				document.getElementById("content"+sNewID).style.display="";
				document.getElementById("content"+sOldID).style.display="none";
				showContent();
				openMp3("js/sound5.mp3");
			}
		}
	}
	function showContent(){
		var obj=document.getElementById("div"+sNewID);
		state=state+40-sop;
		
		obj.style.width=state;
		document.getElementById("div"+sOldID).style.width=688-state;
		if(state<688){
			if(sop<38){
				sop+=1.22;
			}
			b=false;
			setTimeout("showContent()",10);
			
		}else{
			document.getElementById("div"+sOldID).style.display="none";
			state=0;
			sop=0;
			b=true;
		}
	}

	function getQueryString(name){
		if(location.href.indexOf("?")==-1 || location.href.indexOf(name+'=')==-1){
			return ''; 
		}
		var queryString = location.href.substring(location.href.indexOf("?")+1);
		var parameters = queryString.split("&");
		var pos, paraName, paraValue;
		for(var i=0; i<parameters.length; i++){
			pos = parameters[i].indexOf('=');
			if(pos == -1) { continue; }       
			paraName = parameters[i].substring(0, pos);
			paraValue = parameters[i].substring(pos + 1);  
			if(paraName == name){
				return unescape(paraValue.replace(/\+/g, " "));
			}
		}
		return '';
	}

	function showFirstDiv(){
		document.getElementById("div"+sNewID).style.display="";
		document.getElementById("div"+sNewID).style.width=688;
		document.getElementById("homeLi").style.background="url(images/border"+sNewID+".gif)";
		document.getElementById("imgRight").src="images/right"+sNewID+".gif";
		for(var i=1;i<=5;i++){
			if(i<=sNewID){
				document.getElementById("img"+i).src="images/nav_"+i+".jpg";
			}else{
				document.getElementById("img"+i).src="images/nav_"+i+"_"+i+".jpg";
			}
		}
	}

	function openMp3(sValue){
		document.getElementById("bodySound").src=sValue;	
	}