// Datepicker stuff
Date.prototype.yyyymmdd = function() {
    var yyyy = this.getFullYear().toString();
    var mm = (this.getMonth() + 1).toString(); // getMonth() is zero-based
    var dd = this.getDate().toString();
    return yyyy + "-" + (mm[1] ? mm : "0" + mm[0]) + "-" + (dd[1] ? dd : "0" + dd[0]); // padding
};

Date.prototype.mmddyyyy = function() {
    var yyyy = this.getFullYear().toString();
    var mm = (this.getMonth() + 1).toString(); // getMonth() is zero-based
    var dd = this.getDate().toString();
    return (mm[1] ? mm : "0" + mm[0]) +  "-" + (dd[1] ? dd : "0" + dd[0]) + "-" + yyyy  ;
};

var timezoneOffset = new Date().getTimezoneOffset();
var timezoneOffsetString = ((timezoneOffset<0? '+':'-')+ // Note the reversed sign!
          pad(parseInt(Math.abs(timezoneOffset/60)), 2)+
          pad(Math.abs(timezoneOffset%60), 2));


function getUrlParameter(sParam) {
    var sPageURL = window.location.search.substring(1);
    var sURLVariables = sPageURL.split('&');
    for (var i = 0; i < sURLVariables.length; i++) {
        var sParameterName = sURLVariables[i].split('=');
        if (sParameterName[0] == sParam) {
            return sParameterName[1];
        }
    }
}

function pad(number, length){
    var str = "" + number;
    while (str.length < length) {
        str = '0'+str;
    }
    return str;
}

function addZero(i) {
    if (i < 10) {
        i = "0" + i;
    }
    return i;
}