function preview(urlname)
		{
			newwin = window.open(urlname,"int01","resizable=0,screenX=0,screenY=0,width=700,height=500,scrollbars=yes");
		}
function picpreview(urlname)
		{
			newwin = window.open(urlname,"int01","resizable=0,screenX=0,screenY=0,width=700,height=500,scrollbars=yes");
		}
function chat(urlname)
		{
			newwin = window.open(urlname,"int01","resizable=0,screenX=0,screenY=0,width=150,height=5,scrollbars=never");
		}		
function hilfe(urlname)
		{
			newwin = window.open(urlname,"int01","resizable=0,screenX=0,screenY=0,width=570,height=505,scrollbars=yes");
		}
function download(urlname)
		{
			newwin = window.open(urlname,"int01","resizable=0,left=300,top=300,screenX=0,screenY=0,width=300,height=140,scrollbars=no");			
		}