// JavaScript Document

function coolFN() {
var leftSideBar = document.getElementById("sidebar1").offsetHeight;
var centerContentSection = document.getElementById("mainContent").offsetHeight;

if(leftSideBar < centerContentSection) {
    newHeight = centerContentSection + "px";
}
else
{
newHeight = leftSideBar + "px";
//newcenHeight = leftSideBar + "px";
}
document.getElementById("sidebar1").style.height = newHeight;
//document.getElementById("mainContent").style.height = newcenHeight;

}

if (window.addEventListener)
window.addEventListener("load", coolFN, false)
else if (window.attachEvent)
window.attachEvent("onload", coolFN)