function menuin(tt){
	//alert(tt);
	if (document.getElementById("img"+tt)){
		document.getElementById("img"+tt).src="img/"+tt+"_over.gif";
		document.getElementById("div"+tt).style.background="#ffffff";
	}
	if(document.getElementById("sub"+tt+"")){
		document.getElementById("sub"+tt+"").style.visibility="visible";
	}
}
function menuout(tt,changeBackground){
	if (document.getElementById("img"+tt)){
	if(changeBackground!="no"){
		document.getElementById("img"+tt).src="img/"+tt+".gif";
		document.getElementById("div"+tt).style.background="#ebede8";
	}
	}
	if(document.getElementById("sub"+tt+"")){
		document.getElementById("sub"+tt+"").style.visibility="hidden";
	}
}
function tippin(tt){
	if (document.getElementById(tt)){
		if (document.getElementById(tt+"img")){
			document.getElementById(tt+"img").src="img/"+tt+"_over.gif";
		}
		document.getElementById(tt).style.background='#ffffff';
		}
}
function tippout(tt,ttparent){
	if (document.getElementById(tt)){
		if(ttparent=="footer"){
			farbe="#ebede8";
		}else{
			farbe="#ebede8";
		}
		document.getElementById(tt).style.background=farbe;
		if (document.getElementById(tt+"img")){
			document.getElementById(tt+"img").src="img/"+tt+".gif";
		}
	}
}
function menuEvents(tt,state){
	if($('div'+tt)){
		$('div'+tt).addEvents(
			{
			'mouseenter': function(){menuin(tt);},
			'mouseleave': function(){menuout(tt,state);}
				}
			);}
}
 function submenuEvents(tt,state){
 			if($('sub'+tt)){
		$('sub'+tt).addEvents(
			{
			'mouseenter': function(){menuin(tt);},
			'mouseleave': function(){menuout(tt,state);}
				}
			);}
 }
 function linkover(tt){
 	if($(tt)){
		$(tt).addEvents(
			{
			'mouseenter': function(){tippin(tt);}
				}
			);}
	}
 function linkout(tt,ttparent){
 	if($(tt)){
		$(tt).addEvents(
			{
			'mouseleave': function(){tippout(tt,ttparent);}
				}
			);}
	}
 
 window.addEvent('domready', function(){
 	doMenu();
});