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

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

function testCookies() {
	createCookie('test','none','')
	var checkcookie = readCookie('test')
	if (checkcookie == 'none') {
		return true;
	} else {
		return false;
	}
}


//&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&
//	SUPPORT FUNCTIONS
//&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&
	
function Left(str, n){
	if (n <= 0)
	    return "";
	else if (n > String(str).length)
	    return str;
	else
	    return String(str).substring(0,n);
}

function Right(str, n){
    if (n <= 0)
       return "";
    else if (n > String(str).length)
       return str;
    else {
       var iLen = String(str).length;
       return String(str).substring(iLen, iLen - n);
    }
}

function formatNumber(num,decimalNum,bolLeadingZero,bolParens,bolCommas)
/**********************************************************************
	IN:
		NUM - the number to format
		decimalNum - the number of decimal places to format the number to
		bolLeadingZero - true / false - display a leading zero for
										numbers between -1 and 1
		bolParens - true / false - use parenthesis around negative numbers
		bolCommas - put commas as number separators.
 
	RETVAL:
		The formatted number!
 **********************************************************************/
{
    if (isNaN(parseInt(num))) return "NaN";

	var tmpNum = num;
	var iSign = num < 0 ? -1 : 1;		// Get sign of number
	
	// Adjust number so only the specified number of numbers after
	// the decimal point are shown.
	tmpNum *= Math.pow(10,decimalNum);
	tmpNum = Math.round(Math.abs(tmpNum))
	tmpNum /= Math.pow(10,decimalNum);
	tmpNum *= iSign;					// Readjust for sign
	
	
	// Create a string object to do our formatting on
	var tmpNumStr = new String(tmpNum);

	// See if we need to strip out the leading zero or not.
	if (!bolLeadingZero && num < 1 && num > -1 && num != 0)
		if (num > 0)
			tmpNumStr = tmpNumStr.substring(1,tmpNumStr.length);
		else
			tmpNumStr = "-" + tmpNumStr.substring(2,tmpNumStr.length);
		
	// See if we need to put in the commas
	if (bolCommas && (num >= 1000 || num <= -1000)) {
		var iStart = tmpNumStr.indexOf(".");
		if (iStart < 0)
			iStart = tmpNumStr.length;

		iStart -= 3;
		while (iStart >= 1) {
			tmpNumStr = tmpNumStr.substring(0,iStart) + "," + tmpNumStr.substring(iStart,tmpNumStr.length)
			iStart -= 3;
		}		
	}

	// See if we need to use parenthesis
	if (bolParens.length == 0) {bolParens = false}
	if (bolParens && num < 0)
		tmpNumStr = "(" + tmpNumStr.substring(1,tmpNumStr.length) + ")";

	return tmpNumStr;		// Return our formatted string!
}

function formatCurrency(num,decimalNum,bolLeadingZero,bolParens,bolCommas)
/**********************************************************************
	IN:
		NUM - the number to format
		decimalNum - the number of decimal places to format the number to
		bolLeadingZero - true / false - display a leading zero for
										numbers between -1 and 1
		bolParens - true / false - use parenthesis around negative numbers
		bolCommas - put commas as number separators.										
 
	RETVAL:
		The formatted number!		
 **********************************************************************/
{
	
	if (decimalNum == undefined) { decimalNum = 2 } else if (decimalNum.length == 0) { decimalNum = 2 }
	if (bolLeadingZero == undefined) {bolLeadingZero = false} else if (bolLeadingZero.length == 0) {bolLeadingZero = false}
	if (bolParens == undefined) {bolParens = false} else if (bolParens.length == 0) {bolParens = false}
	if (bolCommas == undefined) {bolCommas = false} else if (bolCommas.length == 0) {bolCommas = false}

	var tmpStr = new String(formatNumber(num,decimalNum,bolLeadingZero,bolParens,bolCommas));
	
	tmpStr = parseFloat(tmpStr).toFixed(2)

	if (tmpStr.indexOf("(") != -1 || tmpStr.indexOf("-") != -1) {
		// We know we have a negative number, so place '$' inside of '(' / after '-'
		if (tmpStr.charAt(0) == "(")
			tmpStr = "($"  + tmpStr.substring(1,tmpStr.length);
		else if (tmpStr.charAt(0) == "-")
			tmpStr = "-$" + tmpStr.substring(1,tmpStr.length);
			
		return tmpStr;
	}
	else
		return "$" + tmpStr;		// Return formatted string!
}

function formatPercent(num,decimalNum,bolLeadingZero,bolParens,bolCommas)
/**********************************************************************
	IN:
		NUM - the number to format
		decimalNum - the number of decimal places to format the number to
		bolLeadingZero - true / false - display a leading zero for
										numbers between -1 and 1
		bolParens - true / false - use parenthesis around negative numbers
		bolCommas - put commas as number separators.										
 
	RETVAL:
		The formatted number!		
 **********************************************************************/
{
	num = parseFloat(num).toFixed(2)
	
	if (decimalNum == undefined) { decimalNum = 0 } else if (decimalNum.length == 0) { decimalNum = 0 }
	if (bolLeadingZero == undefined) {bolLeadingZero = false} else if (bolLeadingZero.length == 0) {bolLeadingZero = false}
	if (bolParens == undefined) {bolParens = false} else if (bolParens.length == 0) {bolParens = false}
	if (bolCommas == undefined) {bolCommas = true} else if (bolCommas.length == 0) {bolCommas = true}

	var tmpStr = new String(formatNumber(num*100,decimalNum,bolLeadingZero,bolParens,bolCommas));

	if (tmpStr.indexOf(")") != -1) {
		// We know we have a negative number, so place '%' inside of ')'
		tmpStr = tmpStr.substring(0,tmpStr.length - 1) + "%)";
		return tmpStr;
	}
	else
		return tmpStr + "%";			// Return formatted string!
}