// JScript 文件

function ShowNo() //隐藏两个层 
{ 
document.getElementById("doing").style.display="none"; 
document.getElementById("divLogin").style.display="none"; 
} 
function $(id) 
{ 
return (document.getElementById) ? document.getElementById(id) : document.all[id] ; 
} 
function showFloat() //根据屏幕的大小显示两个层 
{ 
var range = getRange(); 
$('doing').style.width = range.width + "px"; 
$('doing').style.height = range.height + "px"; 
$('doing').style.display = "block"; 
document.getElementById("divLogin").style.display=""; 
} 
function getRange() //得到屏幕的大小 
{ 
var top = document.body.scrollTop; 
var left = document.body.scrollLeft; 
var height = document.body.clientHeight; 
var width = document.body.clientWidth; 

if (top==0 && left==0 && height==0 && width==0) 
{ 
top = document.documentElement.scrollTop; 
left = document.documentElement.scrollLeft; 
height = document.documentElement.clientHeight; 
width = document.documentElement.clientWidth; 
} 
return {top:top ,left:left ,height:height ,width:width } ; 
}