function printat(id,inhalt)	{
	if (document.getElementById) 	{	document.getElementById(id).innerHTML = inhalt;} 	//Netscape 6 + IE-Mac
	else if (document.all) 		{	document.all[id].innerHTML = inhalt;}		//gibts wohl auch nicht mehr
}

function hideIt(hide_it){
	document.getElementById(hide_it).style.visibility = "hidden";	//auf versteckt setzen
	document.getElementById(hide_it).style.display = "none";	//wg Firefox
}
function showIt(show_it){
	document.getElementById(show_it).style.visibility = "visible";	//und zeigen
	document.getElementById(show_it).style.display = "block";	//wg Firefox
}

function clickShow(aId){
	if(document.getElementById(aId).style.visibility == "visible"){
		hideIt(aId)
	}
	else {
		showIt(aId)
	}
}

function changeImage (Id,image){  
	name = 'b_'+Id.substr(2);
	src = image.substr(2);
	document.images [ name ].src =src;
	//printat ('debug',name + ' src=' +src)
}