CC-3671: add show on week/day view doesn't get start time/end time filled in

- fixed
- moved pad function into common.js

airtime_mvc/public/js/airtime/common/common.js

@@ -82,4 +82,13 @@ function openPreviewWindow(url) {
     //var elemID = "spl_"+elemIndexString;
     //$('#'+elemID+' div.list-item-container a span').attr("class", "ui-icon ui-icon-pause");
     return false;
+}
+
+function pad(number, length) {
+    var str = '' + number;
+    while (str.length < length) {
+        str = '0' + str;
+    }
+
+    return str;
 }