}; 
} 
  this.push = function (aElement)   {    if (aElement)      this._contents.push(aElement);  };
5872	/local1/tlutelli/issta_data/temp/all_js/javascript/2007_temp/2007/5872/1c2d0e1f215e49925a4ea775cdef0777e4afe671/helperApps.js/clean/toolkit/mozapps/downloads/content/helperApps.js