// JavaScript Document
function menuloader() {
		
		menu_uptolectures_n=new Image() ;
		menu_uptolectures_n.src = "/images/menu_uptolectures.gif" ;
		menu_uptolectures_hl=new Image() ;
		menu_uptolectures_hl.src = "/images/highlighters/menu_uptolectures.gif" ;
		menu_contribute_n=new Image() ;
		menu_contribute_n.src = "/images/highlighters/menu_contribute.gif" ;
		menu_contribute_hl=new Image() ;
		menu_contribute_hl.src = "/images/menu_contribute.gif" ;
		menu_about_n=new Image() ;
		menu_about_n.src = "/images/highlighters/menu_about.gif" ;
		menu_about_hl=new Image() ;
		menu_about_hl.src = "/images/menu_about.gif" ;
		
}

function menuhighlight(menuitem, direction){
	if (direction == "in") {
		menuitem.src = eval(menuitem.name + "_hl.src") ;
	}
	else{
		menuitem.src = eval(menuitem.name + "_n.src") ;
	}
}