Site/menuext.skin
Sourcecode in Site/menuext.skin:
1:   <script type="text/javascript" defer="defer">
2:   <!--
3:   var win = external.menuArguments;
4:   var url = "<% site.url %>stories/create?content_text=";
5:   var link = escape('<a href="' + win.location.href + '">' + 
6:      win.document.title + "</a>: ");
7:   var text = escape(win.document.selection.createRange().text);
8:   win.location.href = url + link + text;
9:   //-->
10:  </script>
11: