if(document.images){
imgL2 = new Image();imgL2.src = "Files/Navigation/menu_lvl2_inactive.gif";imgL2Over = new Image();imgL2Over.src = "Files/Navigation/menu_lvl2_active.gif";
imgL3 = new Image();imgL3.src = "Files/Navigation/x.gif";imgL3Over = new Image();imgL3Over.src = "Files/Navigation/x.gif";

}