rem: this._box.src = location; 
add: this._browser.src = location; this._browser.style.display = location != "" ? "block" : "none"; 
context:     setLocation: function(location) {        //NOTE: this line throws an error in firefox, but it still works.        if (location != "") location = tw_Component.expandUrl(location);        this._box.src = location;    },
meta: 5515	/local1/tlutelli/issta_data/temp/all_js/javascript/2006_temp/2006/5515/5bba8babe4dfdeac0c204506b78f7acb17e18198/WebBrowser.js/clean/src/thinwire/render/web/resources/WebBrowser.js