if (document.images)
{

	eins0 = new Image()
	eins0.src = "nav/hauptnav-startseite-off.gif"
	zwei0 = new Image()
	zwei0.src = "nav/hauptnav-daheim-off.gif"
	drei0 = new Image()
	drei0.src = "nav/hauptnav-gewerbe-off.gif"
	vier0 = new Image()
	vier0.src = "nav/hauptnav-rollrasen-off.gif"
	fuenf0 = new Image()
	fuenf0.src = "nav/hauptnav-unternehmen-off.gif"
	sechs0 = new Image()
	sechs0.src = "nav/hauptnav-kontakt-off.gif"


	eins1 = new Image()
	eins1.src = "nav/hauptnav-startseite-on.png"
	zwei1 = new Image()
	zwei1.src = "nav/hauptnav-daheim-on.png"
	drei1 = new Image()
	drei1.src = "nav/hauptnav-gewerbe-on.png"
	vier1 = new Image()
	vier1.src = "nav/hauptnav-rollrasen-on.png"
	fuenf1 = new Image()
	fuenf1.src = "nav/hauptnav-unternehmen-on.png"
	sechs1 = new Image()
	sechs1.src = "nav/hauptnav-kontakt-on.png"	

}

function on (imgDocID,imgObjName)
{
	if (document.images) 
 	  document.images[imgDocID].src = eval(imgObjName + ".src")
}

function off (imgDocID,imgObjName)
{
	if (document.images) 
 	  document.images[imgDocID].src = eval(imgObjName + ".src")
}


function NewWin(URL, WinName, Features)
{
 Win =  window.open(URL, WinName, Features);
 Win.focus();
}


function UnCryptMailto(s, shift) {
	var n=0;
	var r="";
	for(var i=0;i<s.length;i++) { 
		n=s.charCodeAt(i); 
		if (n>=8364) {n = 128;}
		r += String.fromCharCode(n-(shift)); 
	}
	return r;
}
function linkTo_UnCryptMailto(s, shift)	{
	location.href=UnCryptMailto(s, shift);
}