function ys(obj,id){
	for(var i=1;i<=5;i++){
		if(obj==1){
			document.getElementById("title_menu").getElementsByTagName("a")[0].className="";
			document.getElementById("title_menu").getElementsByTagName("a")[1].className="cur";
			document.getElementById("title_menu").getElementsByTagName("a")[2].className="";
			document.getElementById("title_menu").getElementsByTagName("a")[3].className="";
			document.getElementById("title_menu").getElementsByTagName("a")[4].className="";
		}else if(obj==2){
			document.getElementById("title_menu").getElementsByTagName("a")[0].className="";
			document.getElementById("title_menu").getElementsByTagName("a")[1].className="";
			document.getElementById("title_menu").getElementsByTagName("a")[2].className="cur";
			document.getElementById("title_menu").getElementsByTagName("a")[3].className="";
			document.getElementById("title_menu").getElementsByTagName("a")[4].className="";
		}else if(obj==3){
			document.getElementById("title_menu").getElementsByTagName("a")[0].className="";
			document.getElementById("title_menu").getElementsByTagName("a")[1].className="";
			document.getElementById("title_menu").getElementsByTagName("a")[2].className="";
			document.getElementById("title_menu").getElementsByTagName("a")[3].className="cur";
			document.getElementById("title_menu").getElementsByTagName("a")[4].className="";
		}else if(obj==4){
			document.getElementById("title_menu").getElementsByTagName("a")[0].className="";
			document.getElementById("title_menu").getElementsByTagName("a")[1].className="";
			document.getElementById("title_menu").getElementsByTagName("a")[2].className="";
			document.getElementById("title_menu").getElementsByTagName("a")[3].className="";
			document.getElementById("title_menu").getElementsByTagName("a")[4].className="cur";
		}else{
			document.getElementById("title_menu").getElementsByTagName("a")[0].className="cur";
			document.getElementById("title_menu").getElementsByTagName("a")[1].className="";	
			document.getElementById("title_menu").getElementsByTagName("a")[2].className="";	
			document.getElementById("title_menu").getElementsByTagName("a")[3].className="";
			document.getElementById("title_menu").getElementsByTagName("a")[4].className="";
		}
		k="menu"+i;
		if(id==k){
			if(document.getElementById(id).style.display=='none'){
				document.getElementById(id).style.display='';
			}else{
				document.getElementById(id).style.display='';
			}
		}else{
			document.getElementById(k).style.display='none';
		}
	}
}