strDate = fCurrDateTime();
alert(strDate);


function fCurrDateTime()
{
  var currentDate = new Date();
  var day = currentDate.getDate();
  if (day < 10) day = "0" + day;
  var month = currentDate.getMonth();
  if (month < 10) month = "0" + month;
  var year = currentDate.getFullYear();
  vDate = year + "," + month + "," + day;

  var currentTime = new Date();
  var hours = currentTime.getHours();
  var minutes = currentTime.getMinutes();
  if (minutes < 10)  minutes = "0" + minutes;
  vTime = hours + "," + minutes;
  return vDate + "-" + vTime;
}