rem: if (aEvent.clientY > overButtonBoxObject.y && aEvent.clientY < overButtonBoxObject.y + overButtonBoxObject.height) 
add: if (aEvent.clientY > overButtonBoxObject.y && aEvent.clientY < overButtonBoxObject.y + overButtonBoxObject.height) 
context:   determineDropPosition: function (aEvent)    {      var overButton = aEvent.target;      var overButtonBoxObject = overButton.boxObject.QueryInterface(Components.interfaces.nsIBoxObject);      if (aEvent.clientX < (overButtonBoxObject.x + overButtonBoxObject.width/3))         {          if (aEvent.clientY > overButtonBoxObject.y &&               aEvent.clientY < overButtonBoxObject.y + overButtonBoxObject.height)            return -1;        }      else if (aEvent.clientX > (overButtonBoxObject.x + 2*(overButtonBoxObject.width/3)))         {          if (aEvent.clientY > overButtonBoxObject.y &&               aEvent.clientY < overButtonBoxObject.y + overButtonBoxObject.height)             return 1;        }      else if (aEvent.clientX > (overButtonBoxObject.x + overButtonBoxObject.width/3) &&               aEvent.clientX < ((overButtonBoxObject.x + 2*(overButtonBoxObject.width/3))))         {          if (aEvent.clientY > overButtonBoxObject.y &&               aEvent.clientY < overButtonBoxObject.y + overButtonBoxObject.height)             return 0;        }              return 0;    },
meta: 9421	/local1/tlutelli/issta_data/temp/all_js/javascript/2006_temp/2006/9421/eaa6754a0a946375badf1165b3e4af3999e4b03c/navigatorDD.js/clean/xpfe/browser/resources/content/navigatorDD.js