Added DApp url bar (TBD) & changed behaviour for the menu selection

ethereal/assets/ext/http.js

+// this function is included locally, but you can also include separately via a header definition
+function request(url, callback) {
+	var xhr = new XMLHttpRequest();
+	xhr.onreadystatechange = (function(req) {
+		return function() {
+			if(req.readyState === 4) {
+				callback(req);
+			}
+		}
+	})(xhr);
+	xhr.open('GET', url, true);
+	xhr.send('');
+}