urlSecurityCheck(this.imageURL, this.docURL); 
var doc =  this.target.ownerDocument; urlSecurityCheck(this.imageURL, doc.nodePrincipal); 
  saveImage: function() {    urlSecurityCheck(this.imageURL, this.docURL);    saveImageURL(this.imageURL, null, "SaveImageTitle", false,                 false, makeURI(this.docURL));  },
5459	/local1/tlutelli/issta_data/temp/all_js/javascript/2007_temp/2007/5459/323286399cc3e12b9d640d15efcc6c52f3676e5e/nsContextMenu.js/clean/browser/base/content/nsContextMenu.js