function over(img,number){
	linkitem = "linkitem" + number;
	img = "images/" + img + "_hover.gif";
	document.getElementById(linkitem).src = img;
}


function out(img,number){
	linkitem = "linkitem" + number;
	img = "images/" + img + ".gif";
	document.getElementById(linkitem).src = img;
}


function toggle(link,divId){ 
	var lText=link.innerHTML; 
	var d=document.getElementById(divId); 
	if(lText=='Impressum'){ 
	link.innerHTML='Impressum ausblenden'; 
	d.style.display='block'; 
	} 
	else{ 
	link.innerHTML='Impressum'; 
	d.style.display='none'; 
	} 
} 

function setChronic(ref){
	document.location.href = ref;
}