ver = navigator.appVersion
dom = document.getElementById?1:0
ie5 = (ver.indexOf("MSIE 5")>-1 && dom)?1:0;
ie4 = (document.all && !dom)?1:0;
ns5 = (dom && parseInt(ver) >= 5) ?1:0;
ns4 = (document.layers && !dom)?1:0;


var nav = true;
var bereich = 'nav';

function einblenden(bereich) {
	if(ns4){
		nav = true;
		document.layers[bereich].visibility='show';
	}
	else if(ns5){
		nav = true;
		document.getElementById([bereich]).style.visibility="visible";
	}
	else{
		nav = true;
		document.all[bereich].style.visibility='visible';
	}				
}


function ausblenden(bereich) {
	if(ns4){
		nav = false;
		document.layers[bereich].visibility='hidden';
	}
	else if(ns5){
		nav = false;
		document.getElementById([bereich]).style.visibility="hidden";
	}
	else{
		nav = false;
		document.all[bereich].style.visibility='hidden';
	}	
}


function setAusTimer1() {
	string = "ausblenden('profilnav')";
	ausTimer1 = setTimeout(string,150);
}

function setAusTimer2() {
	string = "ausblenden('aktuellesnav')";
	ausTimer2 = setTimeout(string,150);
}

function setAusTimer3() {
	string = "ausblenden('projektenav')";
	ausTimer3 = setTimeout(string,150);
}

function setAusTimer4() {
	string = "ausblenden('wettbewerbenav')";
	ausTimer4 = setTimeout(string,150);
}

function setAusTimer5() {
	string = "ausblenden('kontaktnav')";
	ausTimer5 = setTimeout(string,150);
}

/// Navtest Lars 26.05.2011
function setAusTimer6() {
	string = "ausblenden('projnav')";
	ausTimer6 = setTimeout(string,150);
}


// Rollover in den Tabellenzellen der Layer
function ChangeBGColor(i,c)
{
  if (document.getElementById) {
  	ebene=document.getElementById(i).style;
  } else if (document.all) {
  	ebene=document.all[i].style;
  }
  ebene.background=c;
}

function ChangeTXTColor(i,c)
{
  if (document.getElementById) {
	linktext=document.getElementById(i).style;
  } else if (document.all) {
	linktext=document.all[i].style;
  }
  linktext.color=c;
}

function LinkFett(linkname) {
	if (document.getElementById) {
		document.getElementById(linkname).style.fontWeight="bold";
	} else if (document.all) {
		document.all[linkname].style.fontWeight="bold";
	}
}

function LinkNormal(linkname) {
	if (document.getElementById) {
		document.getElementById(linkname).style.fontWeight="normal";
	} else if (document.all) {
		document.all[linkname].style.fontWeight="normal";
	}
}