function hoverIE() {
	var LI = document.getElementById("menu").firstChild;
	do {
		if (sucheUL(LI.firstChild)) {
			LI.onmouseover=einblenden; LI.onmouseout=ausblenden;
			LI.style.zIndex = "6000";
		}
		LI = LI.nextSibling;
	}
	while(LI);
}

function sucheUL(UL) {
	do {
		if(UL) UL = UL.nextSibling;
		if(UL && UL.nodeName == "UL") return UL;
	}
	while(UL);
	return false;
}

function einblenden() {
	var UL = sucheUL(this.firstChild);
	this.style.backgroundColor = "#999";
	UL.style.display = "block";
}

function ausblenden() {
	sucheUL(this.firstChild).style.display = "none";
	this.style.backgroundColor = "transparent";
}


function doHover() {
	if(window.navigator.systemLanguage && !window.navigator.language) {
	    try {
        	document.execCommand("BackgroundImageCache", false, true);
        } catch(err) {}
		hoverIE();
	}
}