/**
* Onload event written by Simon Willison (http://simon.incutio.com)
* Sets a function to be executed when the page loads
* @param    string    func    The function name to execute
*/
function addLoadEvent(func) {
	var oldonload = window.onload;
	if (typeof window.onload != 'function') {
		window.onload = func
	}
	else {
		window.onload = function() {
			oldonload();
			func();
		}
	}
}
//From Sitepoint.com (http://www.sitepoint.com/article/standards-compliant-world)
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";
	}
}
addLoadEvent(externalLinks);