function getTime(){
      var date = new Date();
      var seperator1 = "-";
      var seperator2 = ":";
      //以下代码依次是获取当前时间的年月日时分秒
      var year = date.getFullYear();
      var month = date.getMonth() + 1;
      var strDate = date.getDate();
      var minute = date.getMinutes();
      var hour = date.getHours();
      var second = date.getSeconds();
      //固定时间格式
      if (month >= 1 && month <= 9) {
        month = "0" + month;
      }
      if (strDate >= 0 && strDate <= 9) {
        strDate = "0" + strDate;
      }
      if (hour >= 0 && hour <= 9) {
          hour = "0" + hour;
      }
      if (minute >= 0 && minute <= 9) {
          minute = "0" + minute;
      }
      if (second >= 0 && second <= 9) {
          second = "0" + second;
      }
      var currentdate =  year + seperator1 + month + seperator1 + strDate 
      					+ " " + hour + seperator2 + minute + seperator2 + second;
	  return currentdate;
}