url fixing in CSS compressor fixed #793

darcs-hash:20060506215440-7ad00-a04d6ebb428816b534b7b3636f050885bc02f266.gz

lib/exe/css.php

@@ -221,10 +221,11 @@ function css_loadfile($file,$location=''){
     $css = io_readFile($file);
     if(!$location) return $css;
 
-    $css = preg_replace('!(url\( *)([^/])!','\\1'.$location.'\\2',$css);
+    $css = preg_replace('#(url\([ \'"]*)((?!/|http://|https://| |\'|"))#','\\1'.$location.'\\3',$css);
     return $css;
 }
 
+
 /**
  * Returns a list of possible Plugin Styles (no existance check here)
  *