function portrait(siteurl)
{
	 var s = "newwindow = window.open(siteurl,'pwindow','screenX=" + ((screen.width/2)-235) + ",left=" + ((screen.width/2)-235) + ",screenY=1,top=1,width=470,height=535,menubar=no,resizable=yes,titlebar=no,alwaysRaised=no,status=yes,scrollbars=yes,fullscreen=0');";
  	 eval(s);
  	 newwindow.focus();
}
function landscape(siteurl)
{
	 var s = "newwindow = window.open(siteurl,'lwindow','screenX=" + ((screen.width/2)-260) + ",left=" + ((screen.width/2)-260) + ",screenY=1,top=1,width=540,height=500,menubar=yes,resizable=yes,titlebar=no,alwaysRaised=no,status=yes,scrollbars=yes,fullscreen=0');";
  	 eval(s);
  	 newwindow.focus();
}