// JScript 文件
//是否显示层
  function showDiv(objId,flag){
       var obj=document.getElementById(objId);
       if(flag==1)
       {
       obj.style.display='block';
       }
       else
       {
       obj.style.display='none';
       }    
    }
    //点击显示菜单
    function showMenu(el,objId){
	obj=document.getElementById(objId);
	el=el.childNodes[1];
	if(obj.style.display =="block"||obj.style.display =="")
	{
		obj.style.display = "none"
		el.src ="../images/up.gif"
	    
	}
	else
	{
		obj.style.display = "block"
		el.src = "../images/down.gif"
		
	}	
}

function ArtChangeBg(name, id, num)
{
	for(var i=1; i<=4; i++)
	{
		if( document.getElementById(name+i) != null )
		{
			if( i == 1 )
			{
				document.getElementById(name+i).style.backgroundImage='url(images/bg.jpg)';
			}
			else
			{
				document.getElementById(name+i).style.backgroundImage='url(images/bg1.jpg)';
			}
			document.getElementById(name+i).style.fontWeight='normal';
		}
	}
	if(id.toString().indexOf("1") > -1)
	{
		document.getElementById(id).style.backgroundImage='url(images/bg.jpg)';
	}
	else
	{
		document.getElementById(id).style.backgroundImage='url(images/bg1.jpg)';
	}
	document.getElementById(id).style.fontWeight='bold';
	document.getElementById(name).innerHTML = document.getElementById(name+"_"+num).innerHTML;
}
//改变字体大小
function fontZoom(size,obj)
{

 document.getElementById(obj).style.fontSize=size+"px"
}