/*
 * FaviconLinkMarker
 * von Olaf Bosch http://olaf-bosch.de
 * Demo: http://olaf-bosch.de/wp-content/obosch/templates/juery/faviconlinkmarker/
 * Copyright (c) 2007 Olaf Bosch
 * Dual licensed under the MIT (http://www.opensource.org/licenses/mit-license.php)
 * and GPL (http://www.opensource.org/licenses/gpl-license.php) licenses.
 * $Date: 2007-01-24
 * $Rev: 1.0.1
 **************** Example ****************************
$(document).ready(function () {
    $("#YOUR-ID a").favicon("externer Link:","after","","favicon.gif");
});
 * first used for the TITLE on the link, second "after" for image after, third for img or css,
 * fourth parameter must give a path/to/default.gif at your Domain for favicon fails, 15x15px
 * you cane use all JQuery-Selectors, $("a.classname") or $("a[@rel=external]") and so on
 */
jQuery.fn.favicon = function (titletxt,place,tag,errorgif) {
  var opstyle = "";  // helper for Opera
  if ($.browser.opera) {
    var opstyle = "vertical-align:middle;";
  }
  return this.each(function() {
    var hoststring = /^http:/;
    var hrefvalue = this.getAttribute("href");
    if (hrefvalue && hrefvalue.search(hoststring) != -1) {
      var domain = this.hostname;
      var host = document.location.hostname
      if (domain != host) {
        var cuesrc = "http://"+domain+"/favicon.ico";
        if (tag == "img") {
          var cue = "<img style='padding:0 3px;vertical-align:text-bottom;width:16px;height:16px;"+opstyle+"'src=\""+cuesrc+"\" alt=\"\" />";
          var spantag ="<span title='"+titletxt+" "+hrefvalue+"' style='white-space :nowrap;'><\/span>";
          if (place != "after") {
            jQuery(this).wrap(spantag).before(cue);
          } else {
            jQuery(this).wrap(spantag).after(cue);
          }
        } else {
          var dir = place == "after" ? 'right' : 'left';
            if($.browser.msie) {
              jQuery(this).wrap("<span title='"+titletxt+" "+hrefvalue+"' style='background: url(http://"+host+"/"+errorgif+") no-repeat "+dir+" 3px;white-space:nowrap;'><\/span>");
              var spantag = "<span style='background:url("+cuesrc+") no-repeat "+dir+" center;display:inline-block;height:16px;padding:0 1px;width:16px;'><\/span>";
              if (dir == "left") {
              jQuery(this).before(spantag);
              } else {
              jQuery(this).after(spantag);
              }
            } else {
            var css = { background: "url("+cuesrc+") no-repeat "+dir+" center" };
            css["padding-"+dir] = '19px';
            jQuery(this).wrap("<span title='"+titletxt+" "+hrefvalue+"' style='background: url(http://"+host+"/"+errorgif+") no-repeat "+dir+" center;white-space:nowrap;'><\/span>")
            .css(css);
          }
        }
      }
    }
  });
};