//give mouseover effect to menu items
window.onload=init;
function init(e){
	var items=$("menu").childNodes,item;
	for(i=0;i<items.length;i++){
		item=items[i];
		if(item.tagName == "LI")	{
			item=item.childNodes[0].childNodes[0];
			if(item.nodeType!=3){//fix IE bug
				if(item.addEventListener){//Firefox, Netscape, Chrome
					item.addEventListener("mouseover",mouseOver,false);
					item.addEventListener("mouseout",mouseOut,false);
				}else if(item.attachEvent){//IE
					item.attachEvent("onmouseover",mouseOver);
					item.attachEvent("onmouseout",mouseOut);
				}else{//older browsers
					item.onmouseover=mouseOver;
					item.onmouseout=mouseOut;
				}
			}
		}
	}
	
	$("content").style.height = document.documentElement.clientHeight-530+"px";
	$("content").style.minHeight = document.documentElement.clientHeight-530+"px";
}

function mouseOver(e){
	if(!e){e=window.event};
	if(e.target){//Firefox, Netscape, Chrome
		el=e.target;
	}else if(e.srcElement){//IE
		el=e.srcElement;
	}
	el.src=el.src.replace(/_mout/,"_mover");//verander "_mout" door "_mover" in de img url (Normaal -> Over)
}

function mouseOut(e){
	if(!e){e=window.event};
	if(e.target){//Firefox, Netscape, Chrome
		el=e.target;
	}else if(e.srcElement){//IE
		el=e.srcElement;
	}
	el.src=el.src.replace(/_mover/,"_mout");//verander "o_" door "n_" in de img url (Over -> Normaal)
}

function $(who){
	return(document.getElementById(who));
}