function externalLinks() {
 if (!document.getElementsByTagName) return;
 var anchors = document.getElementsByTagName("a");
 for (var i=0; i<anchors.length; i++) {
   var anchor = anchors[i];
   if (anchor.getAttribute("href") &&
       anchor.getAttribute("rel") == "external")
     anchor.target = "_blank";
 }
}

/* This script and many more are available free online at
The JavaScript Source!! http://javascript.internet.com
Created by: Roy Marchand | http://www.expertsrt.com/ */
function setH() {
    var maxH = Math.max(document.getElementById('leftcol').offsetHeight,document.getElementById('rightcol_variable').offsetHeight);
    document.getElementById('leftcol').style.height=maxH+'px';
    document.getElementById('rightcol_variable').style.height=maxH+'px';
}


/* Use this function to call any other functions you want to run when the page loads */
function loadAll() {
	externalLinks();
	setH();
}
window.onload = loadAll;