JSON ISODate MVC Datetime

$().ready(function() {
    $('#datepicker').datepicker({
        inline: true
    });
    @RenderSection("jsStartUp",false)
});
Date.prototype.toISOString = function() {
    //var date = '"\\\/Date(' + this.getTime() + ')\\\/"';
    return toISOString(this);
};
function padzero(n) {
        return n < 10 ? '0' + n : n;
}

 function pad2zeros(n) {
     if (n < 100) {
         n = '0' + n;
     }
     if (n < 10) {
         n = '0' + n;
     }
     return n;     
 }
 function toISOString(d) {
     return d.getUTCFullYear() + '-' +  padzero(d.getUTCMonth() + 1) + '-' + padzero(d.getUTCDate()) + 'T' + padzero(d.getUTCHours()) + ':' +  padzero(d.getUTCMinutes()) + ':' + padzero(d.getUTCSeconds()) + '.' + pad2zeros(d.getUTCMilliseconds()) + 'Z';
 }

function parseMSJSONString(data) {
    try {
        var newdata = data.replace(
            new RegExp('"\\\\\/Date\\\((-?[0-9]+)\\\)\\\\\/"', "g"), "new Date($1)");
        newdata = eval('(' + newdata + ')');
        return newdata;
    } catch(e) {
        return null;
    }