var mouseoverColor = '#004163';
var mainpassiv = '#626262';
var mainaktiv = '#004163';
var subpassiv = '#FFFFFF';
var subaktiv = '#00486E';


function show(layer) {   //wählt den entsprechenden layer des hauptmenues
	layerId = layer;
	setTimeout("hideAllLayers()",100);
}


function hideAllLayers() {
	for (i = 0; i < menu.length; i++)
		if ((menu[i].length != 0) || (i == indexhaupt)) { //(layer existent) || (aktiver layer)
			if (document.layers)
				eval("window.document.Layer" + i + ".visibility='hide';"); //l&ouml;scht ersma alle layer
			else if (document.getElementById)     //l&ouml;scht ersma alle layer
				eval("window.document.getElementById('Layer" + i + "').style.visibility='hidden';");
			else if (document.all)     //l&ouml;scht ersma alle layer
				eval("window.document.all.Layer" + i + ".style.visibility='hidden';");
		}
	setTimeout("showLayer()",300);
}


function showLayer() {
	if (document.getElementById)
		eval("window.document.getElementById('Layer"+layerId+"').style.visibility='visible';");
	else if (document.all)     
		eval("window.document.all.Layer"+layerId+".style.visibility='visible';");
	else if (document.layers)
		eval("window.document.Layer"+layerId+".visibility='show';");
}


// function change_content(datei) {
//   this.location.href = link[datei.substr(0,datei.length-1)][datei.charAt(datei.length-1)];
// }


function change_color(feld) {
	var feld1 = feld+"1";
	if (document.all) {
		eval("window.document.all."+feld1+".style.color=mouseoverColor;");
		eval("window.document.all."+feld1+".style.cursor='hand';");
	} else if (document.getElementById)	{
		eval("window.document.getElementById(feld1).style.cursor='pointer';");
		eval("window.document.getElementById(feld1).style.color=mouseoverColor;");
	}
}


function changeback(farbe,feld) {
	var feld1 = feld+"1";
	switch(farbe) {
		case "mainaktiv":
			if (document.getElementById)
				eval("window.document.getElementById(feld1).style.color=mainaktiv;");
			else if (document.all)     
				eval("window.document.all."+feld1+".style.color=mainaktiv;");
			break;
		case "mainpassiv":
			if (document.getElementById)
				eval("window.document.getElementById(feld1).style.color=mainpassiv;");
			else if (document.all)     
				eval("window.document.all."+feld1+".style.color=mainpassiv;");
			break;
		case "subaktiv":
			if (document.getElementById)
				eval("window.document.getElementById(feld1).style.color=subaktiv;");
			else if (document.all)     
				eval("window.document.all."+feld1+".style.color=subaktiv;");
			break;
		case "subpassiv":
			if (document.getElementById)
				eval("window.document.getElementById(feld1).style.color=subpassiv;");
			else if (document.all)     
				eval("window.document.all."+feld1+".style.color=subpassiv;");
			break;
	}
}