(function ($) {
  $.fn.datasort = function(options) {
    
    var defaults = {
          datatype    : 'alpha',
          sortElement : false,
          sortAttr    : false,
          reverse     : false
          },
        settings = $.extend({}, defaults, options),
        datatypes = {
          alpha : function(a, b) {
            var o = base.extract(a, b);
            return base.alpha(o.a, o.b);
          },
          number : function(a, b) {
            var o = base.extract(a, b);
            for (var e in o) {
             o[e] = o[e].replace(/[$]?(-?\d+.?\d+)/, '\$1');
            }
            return base.number(o.a, o.b);
          },
          date : function(a, b) {
            var o = base.extract(a, b);
            for (var e in o) {
             o[e] = o[e].replace(/-/g, '')
                        .replace(/january|jan/i, '01')
                        .replace(/february|feb/i, '02')
                        .replace(/march|mar/i, '03')
                        .replace(/april|apr/i, '04')
                        .replace(/may/i, '05')
                        .replace(/june|jun/i, '06')
                        .replace(/july|jul/i, '07')
                        .replace(/august|aug/i, '08')
                        .replace(/september|sept|sep/i, '09')
                        .replace(/october|oct/i, '10')
                        .replace(/november|nov/i, '11')
                        .replace(/december|dec/i, '12')
                        .replace(/(\d{2}) (\d{2}), (\d{4})/, '\$3\$1\$2')
                        .replace(/(\d{2})\/(\d{2})\/(\d{4})/, '\$3\$2\$1');
            }
            return base.number(o.a, o.b);
          },
          time : function(a, b) {
            var o = base.extract(a, b),
                afternoon = /^(.+) PM$/i;
            for (var e in o) {
              o[e] = o[e].split(':');
              var last = o[e].length - 1;
                            
              if(afternoon.test(o[e][last])) {
                o[e][0] = (parseInt(o[e][0]) + 12).toString();
                o[e][last] = o[e][last].replace(afternoon, '\$1');
              }
              if(parseInt(o[e][0]) < 10 && o[e][0].length === 1) {
                o[e][0] = '0' + o[e][0];
              }
              o[e][last] = o[e][last].replace(/^(.+) AM$/i, '\$1');
              
              o[e] = o[e].join('');
            }
            return base.alpha(o.a, o.b);
          }   
        },
        base = {
          alpha : function(a, b) {
            a = a.toUpperCase();
            b = b.toUpperCase();
            return (a < b) ? -1 : (a > b) ? 1 : 0;
          },
          number : function(a, b) {
            a = parseFloat(a);
            b - parseFloat(b);
            return a - b;
          },
          extract : function(a, b) {
          
            var get = function (i) {
              var o = $(i);
              if (settings.sortElement) {
                o = o.children(settings.sortElement);
              }
              if (settings.sortAttr) {
                o = o.attr(settings.sortAttr);
              } else {
                o = o.text();
              }
              return o;
            };
            
            return {
              a : get(a),
              b : get(b)
            };
          }
        },
        that = this;
    
    if (typeof settings.datatype === 'string') {
      that.sort(datatypes[settings.datatype]);
    }
    if (typeof settings.datatype === 'function') {
      that.sort(settings.datatype);
    }
    if(settings.reverse) {
      that = $($.makeArray(that).reverse());
    }
    
    $.each(that, function(index, element) { that.parent().append(element); });
    
  };
})(jQuery);