$(document).ready(function() {  var arrT = [];  var tt = "{0}:{1}";  for (var i = 0; i < 24; i++) {      arrT.push({ text: StrFormat(tt, [i >= 10 ? i : "0" + i, "00"]) }, { text: StrFormat(tt, [i >= 10 ? i : "0" + i, "30"]) });  }  $("#START_TIME").dropdown({      dropheight: 200,      dropwidth: 60,      selectedchange: function() { },      items: arrT  });  $("#END_TIME").dropdown({      dropheight: 200,      dropwidth: 60,      selectedchange: function() { },      items: arrT  }); }