//*************************************************************************<br>
//Author:       Jay Mendiola <br>
//Date Written: October 98   <br>
//Purpose:      Reusable client-side Javascript validation functions <br>
//<B>Do not modify in design view. Switch to source view.</B><BR>
//*************************************************************************<br>
// <SCRIPT>
<!--
function isEmpty(obj, field)
{
	if ((obj.value.length <= 0) || (obj.value == null) || (obj.value.charAt(0) == " "))
	{
		errorMsg = field + " entry is required!";
		return true;
	}
	return false;
}

function isMDY(obj, field) /* Added Sep 99 - Jay Mendiola */
{
	var str = obj.value;
  
	if  (isValidCode(obj, field, "99999999"))
		obj.value = str.substring(0, 2) + "/" + str.substring(2, 4) + "/" + str.substring(4, 8);
	else if (isValidCode(obj, field, "9/9/9999"))
		obj.value = "0" + str.substring(0, 2) + "0" + str.substring(2, 8);
	else if (isValidCode(obj, field, "9/99/9999"))
		obj.value = "0" + str.substring(0, 9);
	else if (isValidCode(obj, field, "99/9/9999"))				
		obj.value = str.substring(0, 3) + "0" + str.substring(3, 9);
		
	if (!isValidCode(obj, field, "99/99/9999"))
		return false;
		 
	str = obj.value	
	var month = str.charAt(0) == "0" ? parseInt(str.substring(1, 2),10) : parseInt(str.substring(0, 2),10);
	var day = str.charAt(3) == "0" ? parseInt(str.substring(4, 5),10) : parseInt(str.substring(3, 5),10);
	var year = str.charAt(8) == "0" ? parseInt(str.substring(9, 10),10) : parseInt(str.substring(8, 10),10);
	var cent = str.charAt(6) == "0" ? parseInt(str.substring(7, 8),10) : parseInt(str.substring(6, 8),10);
	errorMsg = field + " must be of the format: mm/dd/yyyy";
		
	if (day == 0) 
		return false;  
	if (month == 0 || month > 12)
		return false;
	if (month == 1 || month == 3 || month == 5 || month == 7 || month == 8 || month == 10 || month == 12) 
	{
		if (day > 31) 
			return false;
	}	 
    else if (month == 4 || month == 6 || month == 9 || month == 11) 
    {
		if (day > 30) 
			return false; 
	} 
	else if (cent != 19 && cent != 20)
		return false;
	else 
	{
		if (year % 4 == 0)
		{
			if (day > 29) 
				return false;	
		}			
		else if (day > 28)
				return false;
	}  
        
    return true;		
}
		
function isValidCode(obj, field, mask)
{
	var str = obj.value;
	errorMsg = field + " entry must be of the format: " + mask;

	if (str.length != mask.length)
		return false;
	else
	{
		for (i=0; i<mask.length; i++)
		{
			if (mask.charAt(i) == "9")
			{				
				if ((str.charAt(i) < "0") || (str.charAt(i) > "9"))
					return false;
			}
			else if (mask.charAt(i) == "A")
			{
				if ((str.charAt(i) < "A") || (str.charAt(i) > "Z"))
					return false;
			}
			else
			{
				if (str.charAt(i) != mask.charAt(i))
					return false;
			}
		}
	}
	return true;	
}

//-->