function openwindow(url, h)
{
	windowparams = eval("'toolbar=no,location=no,directories=no,status=no,menubar=no,scrollbars=no,resizable=yes,copyhistory=yes,width=400,height=450,top=30,left=100'");
	fenster = window.open(url, 'thumbnail', windowparams); 
	fenster.focus;
}

function largewindow(url)
{
	windowparams = eval("'toolbar=no,location=no,directories=no,status=no,menubar=no,scrollbars=no,resizable=yes,copyhistory=yes,width=630,height=460,left=10,top=10'");
	fenster = window.open(url, 'thumbnail', windowparams);  
	fenster.focus;
}

function begruessung()
{
	window.open("thumbs/welcome.htm", 'Willkommen', "toolbar=0, menubar=0, scrollbars=0, resizable=1, status=0, locationbar=0, width=400, height=300, screenX=10, screenY=10");
}