function CheckDateFormat(strDate) {
	var strDatestyle = "US"; //United States date style
	var strDateArray;
	var strDay;
	var strMonth;
	var strYear;
	var intday;
	var intMonth;
	var intYear;
	var booFound = false;
	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";
	if (strDate.length < 1)
		{
		return true;
		}
	for (intElementNr = 0; intElementNr < strSeparatorArray.length; intElementNr++)
		{
		//Parse input string using separators defined in strSeparatorArray
		if (strDate.indexOf(strSeparatorArray[intElementNr]) != -1)
			{
			strDateArray = strDate.split(strSeparatorArray[intElementNr]);
			if (strDateArray.length != 3)
				{
				err = 1;
				return false;
				}
			else
				{
				strMonth = strDateArray[0];
				strDay = strDateArray[1];
				strYear = strDateArray[2];
				}
			booFound = true;
			}
		}
	//If no seperators, parse based on ddmmyy(yy)
	if (booFound == false)
		{
		if (strDate.length>5)
			{
			strMonth = strDate.substr(0, 2);
			strDay = strDate.substr(2, 2);
			strYear = strDate.substr(4);
			}
		}
	intYear = parseInt(strYear, 10);
	if (isNaN(intYear))
		{
		err = 4;
		return false;
		}
	if (strYear.length == 2)
		{
		if (intYear < 49)
			{
			strYear = '20' + strYear;
			}
		else
			{
			strYear = '19' + strYear;
			}
		}
	if (strYear.length == 1 || strYear.length == 3)
		{
		err = 11
		return false
		}
		
	// US style - Switch month & day strings
	//if (strDatestyle == "US")
	//	{
	//	strTemp = strDay;
	//	strDay = strMonth;
	//	strMonth = strTemp;
	//	}
	//Check that day string is a number
	intday = parseInt(strDay, 10);
	if (isNaN(intday))
		{
		err = 2;
		return false;
		}
	//Check if month is input as number or string
	intMonth = parseInt(strMonth, 10);
	if (isNaN(intMonth))
		{
		//Convert month input as string into number
		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;
			}
		}
	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;
			}
		//RDV-20100512 - Change leap year check because it was hitting an error for date 2/7/10
		//if (LeapYear(intYear) == true)
			if (new Date(intYear, 1, 29).getDate() == 29)
			{
			if (intday > 29)
				{
				err = 9;
				return false;
				}
			}
	else
		{
		if (intday > 28)
			{
			err = 10;
			return false;
			}
		}
	}
	return true;
}