if	(document.layers)			{	ns=true;ie=false;DOM=false;	}
if	(document.all)				{	ie=true;ns=false;DOM=false;	}
if	(document.getElementById)	{	ns=false;ie=false;DOM=true;	}

var current_sub = 'home';

function show(name) {
	document.getElementById(name).style.display = "block";
}
function hide(name) {
	document.getElementById(name).style.display = "none";
}


function bildwechsel(main) {
	document.getElementById('bild').src="./library/images/"+main+'.jpg';

	hide('div_'+current);
	show('div_'+main);
	current=main;
	//document.images['bild'].useMap="#"+strName+"Map";
//	alert ( document.images["bild"]. );

return false;
}