Added utils.js

The utils.js file is an external javascript file that will make it
easier to set attributes / do controls from more than one page.

html/utils.js

@@ -0,0 +1,25 @@
+// Bryan Schumaker (12 / 27 / 2010)
+
+function set_attr(attr)
+{
+	var req = new XMLHttpRequest();
+	req.onreadystatechange = function()
+	{
+		if (req.readyState == 4 && req.status == 200)
+		{
+			document.getElementById(attr).innerHTML = req.responseText;
+		}
+	}
+
+	req.open('GET', "controls.py?a=" + attr, true)
+	req.send()
+	setTimeout("set_attr(\"" + attr + "\")", 3000)
+}
+
+function do_request(action)
+{
+	var http = new XMLHttpRequest();
+	http.open('GET', "controls.py?a=" + action, true);
+	http.send();
+	return http;
+}