function newImage(arg) {
	if (document.images) {
		rslt = new Image();
		rslt.src = arg;
		return rslt;
	}
}

function changeImages() {
	if (document.images && (preloadFlag == true)) {
		for (var i=0; i<changeImages.arguments.length; i+=2) {
			document[changeImages.arguments[i]].src = changeImages.arguments[i+1];
		}
	}
}

var preloadFlag = false;
function preloadImages() {
	if (document.images) {
		design_over = newImage("../../Artwork/banner%20as%20css/images/design-over.gif");
		dev_over = newImage("../../Artwork/banner%20as%20css/images/dev-over.gif");
		deploy_over = newImage("../../Artwork/banner%20as%20css/images/deploy-over.gif");
		diy_over = newImage("../../Artwork/banner%20as%20css/images/diy-over.gif");
		preloadFlag = true;
	}
}

function getObjById( id ) { 
    if (document.getElementById) 
        var returnVar = document.getElementById(id); 
    else if (document.all) 
        var returnVar = document.all[id]; 
    else if (document.layers) 
        var returnVar = document.layers[id]; 
    return returnVar; 
} 

function topMenuEnter( id ){
	target=getObjById("topmenu_"+id);
	target.className="topmenu_over";
}

function topMenuLeave( id ){
	target=getObjById("topmenu_"+id);
	target.className="topmenu_normal";
}

function topMenuClick ( id, dest){
	target=getObjById("topmenu_"+id);
	target.className="topmenu_selected";
	location=dest;
}