function czat(src)
{
if(window.screen)
{ aw = screen.availWidth;
ah = screen.availHeight;
}
else
{ aw=760;
ah=500;
}
ustawienia="width=760,height=500,left="
+(aw-760)/2+",top="
+ (ah-500)/2
+",toolbar=no,location=no,directories=no,status=yes,menubar=no,scrollbars=no,resizable=yes";
okno=window.open('/czat/info/czat/czat.jsp?room='+src,'czat',ustawienia);
}