get_image(http://www.nesssoftware.com/lib/img/tiling.php?op=3&w=640&h=640&p1=2&p2=2&f1={/lib/img/op_art.phpQUESTpad=0AMPERw=640AMPERh=640}&f2={/lib/img/image_scale.phpQUESTfile=/home/photo/san/2009/090716/tile3.jpgAMPERw=640AMPERh=640}): unexpected type=