function num(a)
{
	if (a.substr(0,1) == '$')
	{
return Number(a.substr(1,a.length - 1));
	}
	else
	{
		return Number(a);
	}
}

function FormatDate(date)
{
	var strMonthArray = new Array(12);
	strMonthArray[0] = 'Jan';
	strMonthArray[1] = 'Feb';
	strMonthArray[2] = 'Mar';
	strMonthArray[3] = 'Apr';
	strMonthArray[4] = 'May';
	strMonthArray[5] = 'Jun';
	strMonthArray[6] = 'Jul';
	strMonthArray[7] = 'Aug';
	strMonthArray[8] = 'Sep';
	strMonthArray[9] = 'Oct';
	strMonthArray[10] = 'Nov';
	strMonthArray[11] = 'Dec';
	return date.getDate() + '-' + strMonthArray[date.getMonth()] + '-' + date.getFullYear();
}


function FormatNumber(n)
{
	if (isNaN(n)) return '0.00';
	var n100 = Math.round(Number(n) * 100) / 100;
	if (isNaN(n100))
	{
		n100 = 0;
	}
	var ns = String(n100);
	if (ns.indexOf('.') == -1) ns = ns + '.00';
	else if (ns.indexOf('.') == ns.length - 1) ns = ns + '0';
	return ns;
}
function checkdate(objName) {
var datefield = objName;
if (chkdate(objName) == false) {
datefield.select();
alert('That date is invalid.  Please try again.');
datefield.focus();
return false;
}
else {
return true;
   }
}

function chkdate(objName) {
//var strDatestyle = 'US'; //United States date style
var strDatestyle = 'EU';  //European date style
var strDate;
var strDateArray;
var strDay;
var strMonth;
var strYear;
var intday;
var intMonth;
var intYear;
var booFound = false;
var datefield = objName;
var strSeparatorArray = new Array('-',' ','/','.');
var intElementNr;
var err = 0;
var strMonthArray = new Array(12);
strMonthArray[0] = 'Jan';
strMonthArray[1] = 'Feb';
strMonthArray[2] = 'Mar';
strMonthArray[3] = 'Apr';
strMonthArray[4] = 'May';
strMonthArray[5] = 'Jun';
strMonthArray[6] = 'Jul';
strMonthArray[7] = 'Aug';
strMonthArray[8] = 'Sep';
strMonthArray[9] = 'Oct';
strMonthArray[10] = 'Nov';
strMonthArray[11] = 'Dec';
strDate = datefield.value;
if (strDate.length < 1) {
return true;
}
for (intElementNr = 0; intElementNr < strSeparatorArray.length; intElementNr++) {
if (strDate.indexOf(strSeparatorArray[intElementNr]) != -1) {
strDateArray = strDate.split(strSeparatorArray[intElementNr]);
if (strDateArray.length != 3) {
err = 1;
return false;
}
else {
strDay = strDateArray[0];
strMonth = strDateArray[1];
strYear = strDateArray[2];
}
booFound = true;
   }
}
if (booFound == false) {
if (strDate.length>5) {
strDay = strDate.substr(0, 2);
strMonth = strDate.substr(2, 2);
strYear = strDate.substr(4);
   }
}
if (strYear.length == 2) {
strYear = '20' + strYear;
}
// US style
if (strDatestyle == 'US') {
strTemp = strDay;
strDay = strMonth;
strMonth = strTemp;
}
intday = parseInt(strDay, 10);
if (isNaN(intday)) {
err = 2;
return false;
}
intMonth = parseInt(strMonth, 10);
if (isNaN(intMonth)) {
for (i = 0;i<12;i++) {
if (strMonth.toUpperCase() == strMonthArray[i].toUpperCase()) {
intMonth = i+1;
strMonth = strMonthArray[i];
i = 12;
   }
}
if (isNaN(intMonth)) {
err = 3;
return false;
   }
}
intYear = parseInt(strYear, 10);
if (isNaN(intYear)) {
err = 4;
return false;
}
if (intMonth>12 || intMonth<1) {
err = 5;
return false;
}
if ((intMonth == 1 || intMonth == 3 || intMonth == 5 || intMonth == 7 || intMonth == 8 || intMonth == 10 || intMonth == 12) && (intday > 31 || intday < 1)) {
err = 6;
return false;
}
if ((intMonth == 4 || intMonth == 6 || intMonth == 9 || intMonth == 11) && (intday > 30 || intday < 1)) {
err = 7;
return false;
}
if (intMonth == 2) {
if (intday < 1) {
err = 8;
return false;
}
if (LeapYear(intYear) == true) {
if (intday > 29) {
err = 9;
return false;
}
}
else {
if (intday > 28) {
err = 10;
return false;
}
}
}
if (strDatestyle == 'US') {
datefield.value = strMonthArray[intMonth-1] + ' ' + intday + ' ' + strYear;
}
else {
datefield.value = intday + '-' + strMonthArray[intMonth-1] + '-' + strYear;
}
return true;
}
function LeapYear(intYear) {
if (intYear % 100 == 0) {
if (intYear % 400 == 0) { return true; }
}
else {
if ((intYear % 4) == 0) { return true; }
}
return false;
}
function doDateCheck(from, to) {
if (Date.parse(from.value) <= Date.parse(to.value)) {
alert('The dates are valid.');
}
else {
if (from.value == '' || to.value == '') 
alert('Both dates must be entered.');
else 
alert('To date must occur after the from date.');
   }
}


function createCookie(name,value,days) {
	if (days) {
		var date = new Date();
		date.setTime(date.getTime()+(days*24*60*60*1000));
		var expires = "; expires="+date.toGMTString();
	}
	else var expires = "";
	document.cookie = name+"="+value+expires+"; path=/";
}

function readCookie(name) {
	var nameEQ = name + "=";
	var ca = document.cookie.split(';');
	for(var i=0;i < ca.length;i++) {
		var c = ca[i];
		while (c.charAt(0)==' ') c = c.substring(1,c.length);
		if (c.indexOf(nameEQ) == 0) return c.substring(nameEQ.length,c.length);
	}
	return null;
}

function eraseCookie(name) {
	createCookie(name,"",-1);
}