> format:function(time, format){
>             var t = new Date(time);
>             var tf = function(i){return (i < 10 ? '0' : '') + i};
>             return format.replace(/MM|dd|HH|mm|ss/g, function(a){
>                 switch(a){
>                     case 'MM':
>                         return tf(t.getMonth() + 1);
>                         break;
>                     case 'mm':
>                         return tf(t.getMinutes());
>                         break;
>                     case 'dd':
>                         return tf(t.getDate());
>                         break;
>                     case 'HH':
>                         return tf(t.getHours());
>                         break;
>                 }
>             })
>         },