function showHid(flag)
	{
		var a=document.getElementById("aIndustryLinkstab");
		var div= document.getElementById("divIndustryLinks");
		div.style.top = Offset(a).top + Offset(a).height-1+"px";
		div.style.left = Offset(a).left+"px";
		
		
		if(flag==0)
		{
			a.className = "IndustryLinkstabchg";
			div.style.display = "block";
		}
		if(flag==1)
		{
			a.className = "IndustryLinkstab";
			div.style.display = "none";
		}
	}
	
	//取标签的绝对位置
	function Offset(e)
	{
		var t = e.offsetTop;
		var l = e.offsetLeft;
		var w = e.offsetWidth;
		var h = e.offsetHeight;
		while(e=e.offsetParent)
		{
			t+=e.offsetTop;
			l+=e.offsetLeft;
		}
		return {
			top : t,
			left : l,
			width : w,
			height : h
		}
	}