//window.onResize=location.reload

function Bildwechsel(Bildnr,Bildobjekt)
{
 window.document.images[Bildnr].src = Bildobjekt.src;
}

function bildWechseln(bildName,dateiName) 
	{
		document.images[bildName].src = dateiName;
	}
	
var obj_old = "";
function showDescription( obj )
{
	document.getElementById( "description_0" ).style.display = "none";
	if( obj_old != "" )
		document.getElementById( "description_" + obj_old.id ).style.display = "none";
	document.getElementById( "description_" + obj.id ).style.display = "block";
	obj_old = obj;
}
function hideDescription( obj )
{
	if ( obj )
		document.getElementById( "description_" + obj.id ).style.display = "none";
	else if( obj_old != "" )
		document.getElementById( "description_" + obj_old.id ).style.display = "none";
	document.getElementById( "description_0" ).style.display = "block";
}