Add DateTime Sort to Datatables Jquery Plugin

DateTime_Sort_Datatables_Jquery_Plugin.js

  //
  // Add DateTime Sort to Datatables Jquery Plugin
  // Format 23-10-2011 12:34 
  //

 jQuery.fn.dataTableExt.aTypes.push(
    function ( sData ) {
    if ( sData.charAt(2) == '-' && sData.charAt(5) == '-' && sData.length == 16) { // Choose format 23-10-2011 18:30  ou 23/10/2011 13:20
      return 'date';
    }
  }
  );

  function trim(str) {
    str = str.replace(/^\s+/, '');
    for (var i = str.length - 1; i >= 0; i--) {
      if (/\S/.test(str.charAt(i))) {
        str = str.substring(0, i + 1);
        break;
      }
    }
    return str;
  }
  function dateHeight(dateStr){
    if (trim(dateStr) != '') {
      var frDate = trim(dateStr).split(' ');
      var frTime = frDate[1].split(':');
      var frDateParts = frDate[0].split('-'); // Choose format 23-10-2011 ou 23/10/2011
      var day = frDateParts[0] * 60 * 24;
      var month = frDateParts[1] * 60 * 24 * 31;
      var year = frDateParts[2] * 60 * 24 * 366;
      var hour = frTime[0] * 60;
      var minutes = frTime[1];
      var x = day+month+year+hour+minutes;
    } else {
      var x = 99999999999999999; //GoHorse!
    }
    return x;
  }

  jQuery.fn.dataTableExt.oSort['date-asc']  = function(a,b) {
    var x = dateHeight(a);
    var y = dateHeight(b);

    return ((x < y) ? -1 : ((x > y) ?  1 : 0));
  };

  jQuery.fn.dataTableExt.oSort['date-desc'] = function(a,b) {
    var x = dateHeight(a);
    var y = dateHeight(b);

    return ((x < y) ? 1 : ((x > y) ?  -1 : 0));
  };

Did you know JavaScript has Infinity?

var x = Infinity; //GoHorse!