$(document).ready(function(){ 
// add a target=_blank to all links within a comment's text if they refer external urls
$("#commentwrap ol.commentlist a").each(function(){
    var link = $(this);
    if(link.attr("href") != null){
      if(link.attr("href").substring(0,22) != "http://www.sparwelt.de" && link.attr("href").substring(0,1) != '#'){
          link.attr("target","_blank");
      }
    }
});
});