Global.fixRssText (str)
This function parses a string for tags and turns them into tags.

Sourcecode in Global/objectFunctions.js:
1:   function fixRssText(str) {
2:      var re = new RegExp("<img src\\s*=\\s*\"?([^\\s\"]+)?\"?[^>]*?(alt\\s*=\\s*\"?([^\"]+)?\"?[^>]*?)?>", "gi");
3:      str = str.replace(re, "[<a href=\"$1\" title=\"$3\">Image</a>]");
4:      return str;
5:   }