rem: return target.id && target.localName != "menupopup" && target.localName != "toolbar" && target.localName != "menuseparator" && target.localName != "toolbarseparator" & 
add: var bt = document.getElementById("bookmarks-toolbar"); return bt.isBTBookmark(target.id)                  && 
context:   canDrop: function (aEvent, aDragSession)  {    var target = aEvent.originalTarget;    return target.id && target.localName != "menupopup" && target.localName != "toolbar" &&           target.localName != "menuseparator" && target.localName != "toolbarseparator" &           target.id != "NC:SystemBookmarksStaticRoot" &&           target.id.substring(0,5) != "find:";  },
meta: 10234	/local1/tlutelli/issta_data/temp/all_js/javascript/2006_temp/2006/10234/88086f032538fd7ee413478489483c10317499b2/browser.js/buggy/browser/base/content/browser.js