var ScrollDiff;
function NavAktiv(th){
	var a=th.src;
	if (a.indexOf('/Nav1_'))th.src=a.replace(/Nav1_/, "Nav2_");
//	alert (th.className);
}
function NavNoAkt(th){
	var a=th.src;
	if (a.indexOf('/Nav2_'))th.src=a.replace(/Nav2_/, "Nav1_");
}
function scrolX(x){
	window.scrollTo(0,x-ScrollDiff);
}
function KorrigiereHash(Xhash){
	if(document.getElementById(Xhash.substr(1,20))){
		XH=document.getElementById(Xhash.substr(1,20)).offsetTop;
		window.setTimeout("scrolX(XH)", 100);
	}
}
function PositionKopfLoad(){
	PositionKopf()
	if(window.location.hash)KorrigiereHash(window.location.hash);
}
function PositionKopf(){
//	var KopfH=document.getElementById("Kopf").offsetHeight;
//	var Men1H=document.getElementById("Menue").offsetHeight;
//	var Men2H=document.getElementById("Menue2").offsetHeight;
	var BodyH=document.documentElement.clientHeight;
//	alert('KopfH:'+KopfH+'\nMen1H:'+Men1H+'\nMen2H:'+Men2H+'\nBodyH:'+BodyH+'\n'+navigator.appName+'\n'+navigator.userAgent);
//	alert(navigator.appName.indexOf("Explorer")+'\n'+navigator.userAgent.indexOf("MSIE "));
	// navigator.appName.indexOf("Explorer")!=-1 && navigator.userAgent.indexOf("MSIE 7")
	if(navigator.appName.indexOf("Explorer")==-1)
		var KannFixed=true;
	else{
		if(parseInt(navigator.userAgent.substr(navigator.userAgent.indexOf("MSIE")+5,1)) < 7)
			var KannFixed=false;
		else
			var KannFixed=true;
	}

	if(document.getElementById("Menue")){
		if(document.getElementById("lsbh_logo")){
			if(BodyH > document.getElementById("Menue").offsetTop+document.getElementById("lsbh_logo").offsetTop) 
				var GenugPlatz=true;
			else
				var GenugPlatz=false;
		}else{
			if(BodyH > document.getElementById("Menue").offsetHeight+document.getElementById("Menue").offsetTop) //120 für weiterbildungslogo abziehen
				var GenugPlatz=true;
			else
				var GenugPlatz=false;
		}
	}else{
		if(BodyH > (3*document.getElementById("Kopf").offsetHeight))
			var GenugPlatz=true;
		else
			var GenugPlatz=false;
	}
	if(KannFixed && GenugPlatz){
//		alert("Kann Fixed");
		ScrollDiff=183;
		document.getElementById("Kopf").style.position='fixed';
		document.body.style.backgroundAttachment="fixed";
		if(document.getElementById("referentenABC"))
			document.getElementById("referentenABC").style.position='fixed';
		if(document.getElementById("Menue"))
			document.getElementById("Menue").style.position='fixed';
/*		if(document.getElementById("Menue")){
			if(BodyH > document.getElementById("Menue").offsetHeight+document.getElementById("Menue").offsetTop-120)
				document.getElementById("Menue").style.position='fixed';
			else
				document.getElementById("Menue").style.position='absolute';
		}
*/
		if(document.getElementById("Menue2")){
			if(BodyH > document.getElementById("Menue2").offsetHeight+document.getElementById("Menue2").offsetTop)
				document.getElementById("Menue2").style.position='fixed';
			else
				document.getElementById("Menue2").style.position='absolute';
		}
	}else{
//		alert("Kann kein Fixed");
		ScrollDiff=0;
		document.getElementById("Kopf").style.position='absolute';
		document.body.style.backgroundAttachment="scroll"; /*fixed*/
		if(document.getElementById("Menue"))
			document.getElementById("Menue").style.position='absolute';
		if(document.getElementById("Menue2"))
			document.getElementById("Menue2").style.position='absolute';
		if(document.getElementById("referentenABC"))
			document.getElementById("referentenABC").style.position='absolute';
	}
/*
breite1: 105
breite2: 100
breite3:  77

#Kopf1{margin-top:0px; position:absolute;top: 20px;left:25%;marginLeft:-239px;}
#lsbh_logo{marginLeft:50px;}
#WB_Hessen{marginLeft:61px;}

*/
	var BodyW=document.documentElement.clientWidth;
if(BodyW < 1205){
	document.getElementById("Kopf1").style.left='25%';
	document.getElementById("Kopf1").style.marginLeft='-239px';
	var OL1=document.getElementById("Kopf1").offsetLeft;
//	var OL2=OL1-7;
	var OL2=OL1-7;
	if(OL2>20)OL2=20;
	var OL3=OL1+4;
	if(document.getElementById("lsbh_logo"))document.getElementById("lsbh_logo").style.marginLeft=OL2+'px';
//	document.getElementById("WB_Hessen").style.marginLeft=OL3+'px';
	if(document.getElementById("WB_Hessen"))document.getElementById("WB_Hessen").style.marginLeft=OL2+'px';
}else{
	document.getElementById("Kopf1").style.left='62px';
	document.getElementById("Kopf1").style.marginLeft='0px';
//	document.getElementById("lsbh_logo").style.marginLeft='55px';
	if(document.getElementById("lsbh_logo"))document.getElementById("lsbh_logo").style.marginLeft='20px';
//	document.getElementById("WB_Hessen").style.marginLeft='66px';
	if(document.getElementById("WB_Hessen"))document.getElementById("WB_Hessen").style.marginLeft='25px';
}
/*	var OL1=document.getElementById("Kopf1").offsetLeft;
	var OL2=document.getElementById("lsbh_logo").offsetLeft;
	var OL3=document.getElementById("WB_Hessen").offsetLeft;
	alert('OL1:'+OL1+'\nOL2:'+OL2+'\nOL3:'+OL3+'\nBodyW:'+BodyW);

	var L1=document.getElementById("nav1").offsetLeft; var W1=document.getElementById("nav1").offsetWidth;
	var L2=document.getElementById("nav2").offsetLeft; var W2=document.getElementById("nav2").offsetWidth;
	var L3=document.getElementById("nav3").offsetLeft; var W3=document.getElementById("nav3").offsetWidth;
	var L4=document.getElementById("nav4").offsetLeft; var W4=document.getElementById("nav4").offsetWidth;
	var L5=document.getElementById("nav5").offsetLeft; var W5=document.getElementById("nav5").offsetWidth;
	var L6=document.getElementById("nav6").offsetLeft; var W6=document.getElementById("nav6").offsetWidth;
	var L7=document.getElementById("nav7").offsetLeft; var W7=document.getElementById("nav7").offsetWidth;
	var L8=document.getElementById("nav8").offsetLeft; var W8=document.getElementById("nav8").offsetWidth;
	alert('L1:'+L1+'\nW1:'+W1+'\nL2:'+L2+'\nW2:'+W2+'\nL3:'+L3+'\nW3:'+W3+'\nL4:'+L4+'\nW4:'+W4+'\nL5:'+L5+'\nW5:'+W5+'\nL6:'+L6+'\nW6:'+W6+'\nL7:'+L7+'\nW7:'+W7+'\nL8:'+L8+'\nW8:'+W8);
*/
}