// JavaScript Document

//alert(document.getElementById("a").offsetHeight); 
var div2=document.getElementById("RightPart").offsetHeight; 
var div3=document.getElementById("LeftMenu").offsetHeight; 
if(div2<div3) 
{ 
document.getElementById("RightPart").style.height = document.getElementById("LeftMenu").offsetHeight + "px"; 
}
if(div2>div3) 
{ 
document.getElementById("LeftMenu").style.height = document.getElementById("RightPart").offsetHeight + "px"; 
}