var navids = new Array('nav1','nav2','nav3','nav4','nav5');  //Array für die einzelnen Untermenus
var navlinks = new Array('navlink1','navlink2','navlink3','navlink4','navlink5','navlink6'); //Array für die Hauptlinks
var navsublink = new Array('navsub1','navsub2','navsub3','navsub4','navsub5','navsub6','navsub7','navsub8','navsub9','navsub10','navsub11','navsub12','navsub13','navsub14','navsub15','navsub16','navsub17','navsub18','navsub19'); //Array für die Sublinks
var navicons = new Array('navicon1','navicon2','navicon3','navicon4','navicon5','navicon6');
var subnavicons = new Array('subnavicon1','subnavicon2','subnavicon3','subnavicon4','subnavicon5','subnavicon6','subnavicon7','subnavicon8','subnavicon9','subnavicon10','subnavicon11','subnavicon12','subnavicon13','subnavicon14','subnavicon15','subnavicon16','subnavicon17','subnavicon18','subnavicon19');

function navstyle(navid,navlink) {

	var nav = navid;
	for(i = 0;i <= navids.length-1;i++) {
		if(navids[i] == nav){

			if(document.getElementById(nav).style.position == "relative"){
				document.getElementById(nav).style.position = "absolute";
				document.getElementById(nav).style.visibility = "hidden";
				document.getElementById(navlink).style.color = "#000000";

				for(s = 0;s <= navsublink.length-1;s++) {
					document.getElementById(navsublink[s]).style.color = "#000000";
				}
			}
			else
			{
				for(n = 0;n <= navlinks.length-1;n++) {
					document.getElementById(navlinks[n]).style.color = "#000000";
				}

				if(nav != 'nav5'){
					document.getElementById(nav).style.position = "relative";
					document.getElementById(nav).style.visibility = "visible";
					document.getElementById(navlink).style.color = "#cc0000";
				}
				else
				{
					document.getElementById(nav).style.position = "absolute";
					document.getElementById(nav).style.visibility = "hidden";
					document.getElementById(navlink).style.color = "#cc0000";
				}
			}
		}
		else
		{
				for(s = 0;s <= navsublink.length-1;s++) {
					document.getElementById(navsublink[s]).style.color = "#000000";
				}
				document.getElementById(navids[i]).style.visibility = "hidden";
				document.getElementById(navids[i]).style.position = "absolute";
		}
	}
}

function sethrefcolor(navsub) {

	for(s = 0;s <= navsublink.length-1;s++) {
		document.getElementById(navsublink[s]).style.color = "#000000";
		}
	document.getElementById(navsub).style.color = "#cc0000";
}

function setnavicon(iconid){

	var checkicon = document.getElementById(iconid).src;
	var checklength = checkicon.length;
	var checkstart = checklength-14;
	var checksum = checkicon.substring(checkstart,checklength);

	for(x = 0;x <= navicons.length-1;x++) {
		if(navicons[x] == iconid){

			if(checksum == "nav_icon_b.gif"){
				document.getElementById(navicons[x]).src = "images/nav_icon_r.gif";
			}
			else{
				if(checksum == "nav_icon_r.gif"){
				document.getElementById(navicons[x]).src = "images/nav_icon_b.gif";
				}
				for(y = 0;y <= subnavicons.length-1;y++) {
				document.getElementById(subnavicons[y]).src = "images/nav_icon_b.gif";
				}
			}
		}
		else{
			document.getElementById(navicons[x]).src = "images/nav_icon_b.gif";
			}
			for(y = 0;y <= subnavicons.length-1;y++) {
				document.getElementById(subnavicons[y]).src = "images/nav_icon_b.gif";
			}
	}
}

function setsubnavicon(iconid){

	for(y = 0;y <= subnavicons.length-1;y++) {
		if(subnavicons[y] == iconid){
			if(document.getElementById(iconid).src != "images/nav_icon_b.gif"){
				document.getElementById(subnavicons[y]).src = "images/nav_icon_r.gif";
			}
		}
		else{
			document.getElementById(subnavicons[y]).src = "images/nav_icon_b.gif";
		}
	}
}