// ROLLOVER MAIN NAV IMAGES
function init(){
	// EXTERNL LINK
	if (!W3CDOM) 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";
    }
	// MAIN NAV
	if (!W3CDOM) return;
	var nav = document.getElementById("logo_lt");
	var imgs = nav.getElementsByTagName("img");
	for (i=0; i<imgs.length; i++) {
		imgs[i].onmouseover = logo_over;
		imgs[i].onmouseout = logo_off;
		var suffix = imgs[i].src.substring(imgs[i].src.lastIndexOf("."));
		logoOff[i] = new Image();
		logoOff[i].src = imgs[i].src;
		logoOver[i] = new Image();
		logoOver[i].src = imgs[i].src.substring(0,imgs[i].src.lastIndexOf(".")) + "_1" + suffix;
		imgs[i].number = i;
	}
}

function logo_over() {
	this.src = logoOver[this.number].src;
}

function logo_off() {
	this.src = logoOff[this.number].src;
}

var W3CDOM = (document.createElement && document.getElementsByTagName);

var logoOver = new Array();
var logoOff = new Array();
	
window.onload = init;