rem: var img = document.createElementNS(kXULNS, "image"); 
add: var img = document.createElementNS(kXUL_NS, "image"); 
context:   _createImage: function ()  {    var img = document.createElementNS(kXULNS, "image");    img.setAttribute("src", this._image.src);    return img;  },
meta: 8395	/local1/tlutelli/issta_data/temp/all_js/javascript/2006_temp/2006/8395/7393429db2e21061a3979dbded0c84d15dfc9409/setDesktopBackground.js/buggy/browser/components/shell/content/setDesktopBackground.js