use Image::Size; // new  module to get jpg size
( $pic_x, $pic_y, $pic_type ) = imgsize( $pic_loc );
if ( $pic_x > $pic_width ) {
     $large = "true";
}

if ( $large eq "true" ) {
     print "<a href=\"$link_server/game_scan.cgi?system=$system&base=$base\">View High Res<br>\n";
}