Find Amid

findAmid.uc.js

/*==uc/==
@name          Find Amid
@author        satyr
@description   Places the found item in the middle.
@include       main
@include       ~^chrome://global/content/view(?:Partial)?Source\.xul
@compatibility Firefox 3.5+
@version       2010-05-15
@original      http://gist.github.com/346668
@original      8. of http://mayokara.info/deadspace/#d20090202
==/uc==*/
setTimeout(function FindAmid(){
  const FT = self.gFindBar || document.getElementById('FindToolbar');
  for each(let name in ['_find', '_findAgain']){
    FT[name +'Original'] = FT[name];
    FT[name] = eval(String(<![CDATA[0,function @Amid(x){
      var res = this.@Original(x), win = this._currentWindow;
      var sc = win && this._getSelectionController(win);
      if(sc)
        sc.getSelection(sc.SELECTION_NORMAL).QueryInterface(Ci.nsISelection2)
          .scrollIntoView(sc.SELECTION_ANCHOR_REGION, true, 50, 50);
      return res;
    }]]>).replace(/@/g, name));
  }
});