function SwapImage(ImageName,ImageFile){
         Image1=new Image(119,39);
         Image1.src = ImageFile;
         document[ImageName].src = Image1.src;
         return true;
}


function anzeigen(id, element) {
	if(element != null) {
    	document.getElementById("untermenue"+id).style.left = element.offsetLeft + "px";
    }
	document.getElementById("untermenue"+id).style.visibility = "visible";
}

function nichtanzeigen (id) {
        document.getElementById("untermenue"+id).style.visibility = "hidden";
}

function changeToActiveColor(aTag) {
	aTag.style.color = "#3C3C3C";
}

function changeToInactiveColor(aTag) {
    aTag.style.color = "#6E6E6E";
}

function changeClass(id, classname) {
	if (document.getElementById) {
    	document.getElementById(id).className = classname;
    }
}