add: var feedURI = makeURI(href, document.characterSet);   if (/^https?/.test(feedURI.scheme)) href = "feed:" + href; 
context:   subscribeToFeed: function(href, event) {    // Just load the feed in the content area to either subscribe or show the    // preview UI    if (!href)      href = event.target.getAttribute("feed");    urlSecurityCheck(href, gBrowser.currentURI.spec,                     Ci.nsIScriptSecurityManager.DISALLOW_SCRIPT_OR_DATA);    this.loadFeed(href, event);  },
meta: 10234	/local1/tlutelli/issta_data/temp/all_js/javascript/2006_temp/2006/10234/ec2e0db51538f67772c70232457848c9d905ee07/browser.js/buggy/browser/base/content/browser.js