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