Date.prototype.format = function (format) {
    var date = {
        "M+": this.getMonth() + 1,
        "d+": this.getDate(),
        "h+": this.getHours(),
        "m+": this.getMinutes(),
        "s+": this.getSeconds(),
        "q+": Math.floor((this.getMonth() + 3) / 3),
        "S+": this.getMilliseconds()
    };
    if (/(y+)/i.test(format)) {
        format = format.replace(RegExp.$1, (this.getFullYear() + '').substr(4 - RegExp.$1.length));
    }
    for (var k in date) {
        if (new RegExp("(" + k + ")").test(format)) {
            format = format.replace(RegExp.$1, RegExp.$1.length == 1 ? date[k] : ("00" + date[k]).substr(("" + date[k]).length));
        }
    }
    return format;
};







function DateDiff(sDate1) { 
	var aDate, oDate1, iDays;
	aDate = sDate1.split("-");
	oDate1 = new Date(aDate[1] + '-' + aDate[2] + '-' + aDate[0]) ;
	oDate2 = new Date();
	iDays = parseInt(Math.abs(oDate1 - oDate2) / 1000 / 60 / 60 / 24);
	return iDays
};