document.onload_array = new Array();
function AddOnload(command){document.onload_array.push(command);}
function DoOnload(){
	for(var i = 0; i < document.onload_array.length; i++) {
		setTimeout(document.onload_array[i], 0);
		}
	}

document.MenuPic = new Array();

function AddMenuPic(name) {
	document.MenuPic[name+'_normal'] = new Image();
	document.MenuPic[name+'_normal'].src = 'images/topmenu/'+name+'_normal.png';
	document.MenuPic[name+'_hover'] = new Image();
	document.MenuPic[name+'_hover'].src = 'images/topmenu/'+name+'_hover.png';
	}

function SwitchMenuPic(id, newsrc) {
	document.getElementById(id).src = document.MenuPic[newsrc].src;
	}