// JavaScript Document

function menuFix() { 
var sfEls = document.getElementById("nav").getElementsByTagName("li"); 
	for (var i=0; i<sfEls.length; i++) { 
		sfEls[i].onmouseover=function() { 
			this.className+=(this.className.length>0? " ": "") + "sfhover"; 
		} 
		sfEls[i].onMouseDown=function() { 
			this.className+=(this.className.length>0? " ": "") + "sfhover"; 
		} 
		sfEls[i].onMouseUp=function() { 
			this.className+=(this.className.length>0? " ": "") + "sfhover"; 
		} 
		sfEls[i].onmouseout=function() { 
			this.className=this.className.replace(new RegExp("( ?|^)sfhover\\b"), 
		""); 
		} 
	} 
} 
window.onload=menuFix; 



// JavaScript Document

function setTab(name,cursel,n){ 
	/*参数意义:name为标签id标识,即不带数字的,cursel为标签数字,n为一共有几个标签*/
		for(i=1;i<=n;i++){ 
			var menu=document.getElementById(name+i); /*循环取得所有标签*/
			var con=document.getElementById("tab_"+name+"_"+i); /*循环取得所有的内容块*/
			menu.className=i==cursel?"con":""; /*判断自身的数字是否等于con*/
			con.style.display=i==cursel?"block":"none"; /*如果是则显示出当前标签所应的内容块,否则隐藏*/
		} 
	}