//<![CDATA[
var klassenName = "";
function showMainMenuItem(element){
	element.id += "menuHover";
	var currentMenu = document.getElementById("currentMenu");
	if (currentMenu != null && currentMenu != element){
	    currentMenu.getElementsByTagName("UL")[0].style.display = "none";
		klassenName = currentMenu.className;
		currentMenu.className = "";
	}//if
}

function hideMainMenuItem(element){
	element.id = "";
	var currentMenu = document.getElementById("currentMenu");
	if (currentMenu != null && currentMenu != element){
	    currentMenu.getElementsByTagName("UL")[0].style.display = "block";
		currentMenu.className = klassenName;
	}//if
}

function toggleBackground(element){
	var bild = element.style.backgroundImage;
	var neuesBild = "";
	if (bild.lastIndexOf("_ov") == -1){
		var dateiNamenTeile = bild.split(".");
		if (dateiNamenTeile.length < 2){
			return;
		}
		neuesBild = bild;
		dateiendung = "." + dateiNamenTeile[dateiNamenTeile.length -1];
		neuesBild = neuesBild.replace(dateiendung, "_ov" + dateiendung);
	} else {
		neuesBild = bild.replace("_ov","");	
	}

	element.style.backgroundImage = neuesBild;
}

//]]>


/* sfHover = function() {
	var sfEls = document.getElementById("nav").getElementsByTagName("LI");
	for (var i=0; i<sfEls.length; i++) {
		sfEls[i].onmouseover=function() {
			this.className+=" sfhover";
		}
		sfEls[i].onmouseout=function() {
			this.className=this.className.replace(new RegExp(" sfhover\\b"), "");
		}
	}
}
if (window.attachEvent) window.attachEvent("onload", sfHover); */