//**************************************************************************
// validate.js
//
// Purpose: contains client side validation scripts used by various library 
//          requestline applications
//
// Revision History
// Date       Author       Description
// XX-XX-199X  ???        >Initial Creation
// 06-05-2000  AMK        >added function "CheckEmailFormat"
// 04-29-2002  thaniya	  >added function "frmReset"
//**************************************************************************


var defaultEmptyOK = false;
var decimalPointDelimiter = "."
var objWindow 

/// Constants for Active/Inactive 	(03/1/01)
var gIntActive 		= -1
var gIntInActive 	= 0 

//********************************************************************************
// Name: frmReset
// Parameters: form object
// Returns: nothing
// Description: clear all fields in given form
//
// 
// Modification History: 
// Person   Date          Activity
// 04-29-2002  Thaniya        >Initial Creation
//********************************************************************************
function frmReset(frm) {
	for (var i = 0; i < frm.length; i++) {
		var e = frm.elements[i];
		e.value = "";
	}
}

//********************************************************************************
// Name: isblank
// Parameters: str
// Returns: boolean
// Description: checks to see if string contains a blank space
//
// Note - used in function verify
// 
// Modification History: 
// Person   Date          Activity
// XX-XX-199X  ???        >Initial Creation
// 07-03-2000  AMK        >modified due to errors in Netscape 3.0 (does not handle 
//                         regular expressions)
//********************************************************************************

//checks for white space
function isblank(str) {
	for (var i = 0; i < str.length; i++) {
		var c = str.charAt(i);
//		if ((c!= /\s/) && (c != '\n') && (c != '\t')) return false;
		if ((c!= " ") && (c != '\n') && (c != '\t')) return false;
	}
	return true;
}

//********************************************************************************
// Name: CheckEmailFormat
// Parameters: objTxtInput (text input field object), strSource
// Returns: boolean
// Description: checks for a properly formatted email address
//
// Note - used in customize and formslogin asp.  For customize, it will trigger
//        a form submit event
// 
// Modification History: 
// Person   Date          Activity
// AMK      06/05/2000   >Initial creation
// AMK      06/07/2000   >Added validation for no email address being entered, check
//                        for presence periods and for periods after the ampersand 
//                        and set it up to work with both formslogin and customize.
// AMK      11/20/2001   >Added code to check for apostrophes.
//********************************************************************************

function CheckEmailFormat(strValue,strSource)
    {
      var AmpersandIndex = strValue.indexOf("@");
      var SpaceIndex = strValue.indexOf(" ");
      var LastPeriodIndex = strValue.lastIndexOf(".");
      var apostropheIndex = strValue.indexOf("'");

      if ((LastPeriodIndex == -1)||(AmpersandIndex == -1)||(LastPeriodIndex < AmpersandIndex)||(apostropheIndex !== -1)||(SpaceIndex > 0)||(strValue == "")){
         alert("Please Enter a valid e-mail Address.\nGenerally, first name.last name @genzyme.com with no spaces or apostrophes");
         return (false);
        }
      if (strSource == "customize"){
          document.frmEmailSearch.submit();
         }
      return(true);
    }

//********************************************************************************
// Name: formCheck
// Parameters: none
// Returns: boolean
// Description: Formerly used in formslogin to determine whether email address was 
//              properly formatted
//
// Note - Replaced by CheckEmailFormat function - kept here for reference just in case
// 
// Modification History: 
// Person   Date          Activity
// XXX      XX/XX/199x   >Initial creation
//********************************************************************************

function formCheck() 
{ 
if (document.formslogin.Username.value.indexOf("@") == -1 || document.formslogin.Username.value == "" || document.formslogin.Username.value.indexOf(".com") == -1 ) 
  { 
  alert("Please enter a valid email address <Firstname>.<Lastname>@Genzyme.com "); 
  return false; 
  } 
}

//********************************************************************************
// Name: verify
// Parameters: frm (form object)
// Returns: boolean
// Description: checks all required fields on a requestline form to make sure they have
//              values
//
// Note - 
// 
// Modification History: 
// Person      Date          Activity
// XX-XX-199X  ???        >Initial Creation
// 06-06-2000  AMK        >Changed message text per JW/DR instructions
// 07-03-2000  AMK        >Changed "|| !e.optional" to" && !e.optional" in checking 
//                         for nulls
// 02-19-2002	thaniya	  >add index value for one optional item (patch)
//********************************************************************************


//form verification. Invoked from the onSubmit() handler.
function verify(frm, optionalItem) {
	var msg;
	var empty_fields = "";
	var errors="";
	
	//loop through all the fields on the form, checking text and textarea fields for content.
	//also looks for fields that are "optional".
	for (var i = 0; i < frm.length; i++) {
		var e = frm.elements[i];
		if (((e.type == "text") || (e.type == "textarea")) && (i != optionalItem)) {
			//check to see if the field is empty
			if ((e.value == null) || (e.value == "") || isblank(e.value)) {
				empty_fields += "\n             " + e.name;
				continue;
			}
			//now check for fields that are supposed to be numeric.
			if (e.numeric || (e.min != null) || (e.max != null)) {
				if (isNaN(v) ||
					((e.min != null ) && (v < e.min)) ||
					((e.max != null) && (v > e.max))) {
						errors += "-  the field " + e.name + " must be a number";
						if (e.min != null)
							errors += " that is greater than " + e.min;
						if (e.max != null && e.min != null)
							errors += " and less than " + e.max;
						else if (e.max != null)
							errors += " that is less than " + e.max;
						errors += ".\n";
				}
			}
		}
	}
	//if there were any errors, display them.
	if (!empty_fields && !errors) return true;
	
	msg =  "______________________________________________________\n\n"
	msg += "You need to complete all of the required fields before\n";
	msg += "your order can be submitted. Please fill in the following\n";
	msg += "missing information or note 'NA' if not applicable.\n";
	msg += "______________________________________________________\n\n"
	
	if (empty_fields) {
		msg += "- The following required field(s) are empty:"
			+ empty_fields + "\n";
		if (errors) msg += "\n";
	}
	msg += errors;
	alert(msg);
	return false;
}

//********************************************************************************
// Name: CheckRado
// Parameters: objRadio (Radio button object)
// Returns: boolean
// Description: Checks that a value has been selected with radio button field elements.
// Modification History: 
// Person		Date          Activity
// Rupesh		08-24-2000    Initial Creation
//********************************************************************************
function CheckRadio(objRadio)	{
	if (objRadio.length > 1) {
		for(var n = 0; n < objRadio.length; n++) {
			if(objRadio[n].checked) {
				return true;
			}
		}
	}
	else	{
		if (objRadio.checked) {
			return true;
		}
	}
	return false;
}

//********************************************************************************
// Name: CheckList
// Parameters: objList (Dropdown/Listbox object)
// Returns: boolean
// Description: Checks that a value has been selected with dropdown list field elements.	
// Modification History: 
// Person		Date          Activity
// Rupesh		08-24-2000    Initial Creation
//********************************************************************************
function CheckList(objList) {
	if (objList.selectedIndex != -1) {
		//alert(objList.options[objList.selectedIndex].value)
		if (objList.options[objList.selectedIndex].value != -1) {
			return true;
		}
	}
	return false;
}

//********************************************************************************
// Name: isEmpty
// Parameters: strText 
// Returns: boolean
// Description: Checks that a value is empty/Blank
// Modification History: 
// Person		Date          Activity
// Rupesh		08-24-2000    Initial Creation
//********************************************************************************
function isEmpty(strText) {
		
		if ((strText == null) || (strText.length == 0)) return true

		//Check for Whitespace
		return (isWhitespace(strText))  
	}

//********************************************************************************
// Name: isWhitespace
// Parameters: strText 
// Returns: boolean
// Description: Checks whether the String value contains any white spaces 
// Modification History: 
// Person		Date          Activity
// Rupesh		08-24-2000    Initial Creation
//********************************************************************************
function isWhitespace(strText) {
		var intCount;
	    // Is s empty?
		//if (isEmpty(strText)) return true;
			
		// Search through string's characters one by one
		// until we find a non-whitespace character.
		// When we do, return false; if we don't, return true.
	    var whitespace = ' '; 
	    for (intCount = 0; intCount < strText.length; intCount++) {
			// Check that current character isn't whitespace.
			var strChar = strText.charAt(intCount);
			//if (whitespace.indexOf(strChar) == -1) return false;
			if (whitespace.indexOf(strChar) == -1 && strChar != '\n' && strChar != '\r' && strChar != "\t") return false;
		}
		// All characters are whitespace.
		return true;
	}

//********************************************************************************
// Name: isStrLength
// Parameters: strText 
// Returns: boolean = (True)- The length lies between min and max value. 
// Description: Checks whether the String value length with min and max 
// Modification History: 
// Person		Date          Activity
// Rupesh		08-24-2000    Initial Creation
//********************************************************************************
function isStrLength(strValue,iMin, iMax) {
		if (isEmpty(strValue)) return true;
		//Check the Minimum length of the string 
		if (iMin != null) {
		if (strValue.length <  iMin) return false;
		}
		//Check the Max length of the string 
		if (iMax != null) {
		if (strValue.length > iMax) return false;
		}
		
		return true ;
	}		

//********************************************************************************
// Name: isEmail
// Parameters: strText 
// Returns: boolean = (True)- Valid Email Address
// Description: Checks Valid Email Address
// Modification History: 
// Person		Date          Activity
// Rupesh		08-24-2000    Initial Creation
//********************************************************************************
function isEmail(str) {
  // are regular expressions supported?
  var supported = 0;
  if (window.RegExp) {
    var tempStr = "a";
    var tempReg = new RegExp(tempStr);
    if (tempReg.test(tempStr)) supported = 1;
  }
  if (!supported) 
    return (str.indexOf(".") > 2) && (str.indexOf("@") > 0);
  var r1 = new RegExp("(@.*@)|(\\.\\.)|(@\\.)|(^\\.)");
  var r2 = new RegExp("^.+\\@(\\[?)[a-zA-Z0-9\\-\\.]+\\.([a-zA-Z]{2,3}|[0-9]{1,3})(\\]?)$");
  return (!r1.test(str) && r2.test(str));
}



//********************************************************************************
// Name: validText
// Parameters:  objElement (Form Element Text Box), 
//				strTitle   (Title to display on the Error Message
//				inMin, intMax - (Min and Max Lenght of the Value
//				blnRequired - Should be empty or not.
// Returns: boolean = True/False 
// Description: Valdates a Text String for empty and Length 
// Modification History: 
// Person		Date          Activity
// Rupesh		08-24-2000    Initial Creation
//********************************************************************************
function validText(objElement,strTitle, intMin, intMax,blnRequired) {

	if (blnRequired) {
		if (isEmpty(objElement.value)) {
			alert(strTitle + " cannot be blank");
			objElement.focus();
			return (false);
			}
	}
	// Check the Length of the string
	if (!isStrLength(objElement.value,intMin,intMax)) { 
		alert(strTitle + " requires at least " + intMin + " and  maximum " + intMax  + " characters.");	
		objElement.focus();
	return (false);
  }
   
  return (true); 		

}


//********************************************************************************
// Name: validEmail
// Parameters:  objElement (Form Element Text Box), 
//				strTitle   (Title to display on the Error Message
//				blnRequired - Should be empty or not.
// Returns: boolean = True/False 
// Description: Valdates a Text String for empty and Email Id
// Modification History: 
// Person		Date          Activity
// Rupesh		08-24-2000    Initial Creation
// Rupesh		10-15-2000    Included the required logic
//********************************************************************************
function validEmail(objElement,strTitle, blnRequired) {

	if (blnRequired) {
		if (isEmpty(objElement.value)) {
			alert(strTitle + " cannot be blank");
			objElement.focus();
			return (false);
			}
	}
	// Check the Length of the string
	if (!isEmpty(objElement.value)) {
	    if (!isEmail(objElement.value)) { 
		alert(strTitle + " is not a valid Email\nGenerally, first name.last name @genzyme.com with no spaces.")    
		objElement.select();
		objElement.focus();
		return (false);
             }	
        }
	
  return (true); 		
}


//********************************************************************************
// Name: validPosInteger
// Parameters:  objElement (Form Element Radio Button/Check Boxes), 
//				strTitle   Title to display on the Error Message
//				blnRequired - Should be Selected 
// Returns: boolean = True/False 
// Description: Validate the Text Box value with Numeric values
// Modification History: 
// Person		Date          Activity
// Rupesh		08-24-2000    Initial Creation
//********************************************************************************
function validPosInteger(objElement,strTitle,intMin,intMax,blnRequired) {
	if (blnRequired) {
		if (isEmpty(objElement.value) == true)	{
			alert(strTitle + ' cannot be blank');
			objElement.select();
			objElement.focus();
			return (false);
		}
	}
	if (isEmpty(objElement.value) == false)	{
		if (isPositiveInteger(objElement.value) == false) {
			alert(strTitle + ' should be positive number');
			objElement.select();
			objElement.focus();
			return (false);
		}
		if (isValueInRange(objElement.value,intMin, intMax) == false){
			alert(strTitle + ' should be lie between ' + intMin + '-' + intMax);
			objElement.select();
			objElement.focus();
			return (false);
		}
	}
	    
	return true;
}





//********************************************************************************
// Name: validList
// Parameters:  objElement (Form Element Dropdown/Listbox), 
//				strTitle   Title to display on the Error Message
//				blnRequired - Should be Selected 
// Returns: boolean = True/False 
// Description: Checks whether the dropdown has been selected or not. 
//				If also checks whether the value is not "-1" (<---- SELECT HERE ------>)
// Modification History: 
// Person		Date          Activity
// Rupesh		08-24-2000    Initial Creation
//********************************************************************************
function validList(objElement,strTitle, blnRequired) {
	if (blnRequired) {
		if (!CheckList(objElement)) {
			alert("Please select " + strTitle)
			objElement.focus();
			return (false);
		}
	}
	return (true);
}


//********************************************************************************
// Name: validRadio
// Parameters:  objElement (Form Element Radio Button/Check Boxes), 
//				strTitle   Title to display on the Error Message
//				blnRequired - Should be Selected 
// Returns: boolean = True/False 
// Description: Checks whether one of the item of radio button has been selected
// Modification History: 
// Person		Date          Activity
// Rupesh		08-24-2000    Initial Creation
//********************************************************************************
function validRadio(objElement,strTitle, blnRequired) {
	if (blnRequired) {
		if (!CheckRadio(objElement)) {
			alert("Please select " + strTitle)
			if (objElement.length > 1) {
				objElement[0].focus(); }
			else	{
				objElement.focus();
			}
			return (false);
		}
	}
	return (true);
}

//********************************************************************************'
//Name: stringSplit
//Parameters: string, delimeter
//Returns: Array of string
//Description:  
//
//Modification History:
//Person        Date           Activity
//RLP           09/05/2000     Initial creation
//********************************************************************************'
function stringSplit( string, delimiter )
{
	if ( string == null || string == "" )
	{
		return null;
	} else if ( string.split != null )
	{ 
		return string.split ( delimiter );
	} else
	{ 
		var ar = new Array();
		var i = 0;
		var start = 0;
		while( start >= 0 && start < string.length ) 
		{ 
			var end = string.indexOf ( delimiter, start ) ; 
			if( end >= 0 ) 
			{ 
				ar[i++] = string.substring ( start, end ); 
				start = end+1; 
			} else 
			{
				ar[i++] = string.substring ( start, string.length ); 
				start = -1; 
			} 
		}
		return ar;
	} 
} 

//********************************************************************************
// Name: hasBlankSpace()
// Parameters: 
// Returns: boolean
// Description: Checks if any blank space exist.
// Modification History: 
// Person   Date          Activity
// RLP		12/07/00		
//********************************************************************************
function hasBlankSpace(strText) {


if (strText.indexOf(" ") != -1) return true;
if (strText.indexOf("\n") != -1) return true;
if (strText.indexOf("\r") != -1) return true;
if (strText.indexOf("\t") != -1) return true;

return false; 
}


//********************************************************************************
// Name: isURL()
// Parameters: 
// Returns: boolean
// Description: Checks if the string is	an URL string
// Modification History: 
// Person   Date          Activity
// RLP		12/07/00		
//********************************************************************************
function isURL(strText) {

var intStartCheck 

if (hasBlankSpace(strText)) return false; 
strText = strText.toLowerCase()

if (!(strText.indexOf("http://") == 0 || strText.indexOf("https://") == 0)) return false;


if (strText.indexOf("http://") != -1)  {
	intStartCheck = 7
}
else {
	intStartCheck = 8
}

if (strText.length == intStartCheck) return false;
if (strText.indexOf("\\") != -1) return false;
if (strText.charAt(intStartCheck) == "/") return false;

var decimalpointer = "."
var blnExist = false
for (var i=0;i < strText.length; i++) {
	var strChar = strText.charAt(i) 
	if (strChar == decimalpointer) {
		if (blnExist) return false;
		blnExist = true 
	}
	else {	
		blnExist = false
	}
}



return true;
}


//********************************************************************************
// Name: validURL
// Parameters:  objElement (Form Element Text Box), 
//				strTitle   (Title to display on the Error Message
//				inMin, intMax - (Min and Max Lenght of the Value
//				blnRequired - Should be empty or not.
// Returns: boolean = True/False 
// Description: Valdates a Text String for Valid URL
// Modification History: 
// Person		Date          Activity
// Rupesh		08-24-2000    Initial Creation
//********************************************************************************
function validURL(objElement,strTitle, intMin, intMax,blnRequired) {

	if (blnRequired) {
		if (isEmpty(objElement.value)) {
			alert(strTitle + " cannot be blank");
			objElement.focus();
			objElement.select();
			return (false);
			}
	}
	if (!isEmpty(objElement.value)) {	
		// Check the Length of the string
		if (!isStrLength(objElement.value,intMin,intMax)) { 
			alert(strTitle + " requires at least " + intMin + " and  maximum " + intMax  + " characters.");	
			objElement.focus();
			objElement.select();
			return (false);
		}

		if (!isURL(objElement.value)) {
				alert(strTitle + " is not a valid URL.\n Generally should be http://library.genzyme.com/research/default.htm");
				objElement.focus();
				objElement.select();
				return (false);
		} 
  }
   
  return (true); 		

}

//********************************************************************************
// Name: unCheckRado
// Parameters: objRadio (Radio button object)
// Returns: boolean
// Description: Checks that a value has been selected with radio button field elements.
// Modification History: 
// Person		Date          Activity
// Rupesh		08-24-2000    Initial Creation
//********************************************************************************
function unCheckRadio(objRadio)	{
	if (objRadio.length > 1) {
		for(var n = 0; n < objRadio.length; n++) {
			objRadio[n].checked = false
		}
	}
	else {
		objRadio.checked = false 

	}
}
//--------------------------------------------
// Check browser version
var isNav4 = false, isNav5 = false, isIE4 = false
var strSeperator = "/"; 
// If you are using any Java validation on the back side you will want to use the / because 
// Java date validations do not recognize the dash as a valid date separator.
var vDateType = 3; // Global value for type of date format
//                1 = mm/dd/yyyy
//                2 = yyyy/dd/mm  (Unable to do date check at this time)
//                3 = dd/mm/yyyy
var vYearType = 4; //Set to 2 or 4 for number of digits in the year for Netscape
var vYearLength = 2; // Set to 4 if you want to force the user to enter 4 digits for the year before validating.
var err = 0; // Set the error code to a default of zero
if(navigator.appName == "Netscape") {
if (navigator.appVersion < "5") {
isNav4 = true;
isNav5 = false;
}
else
if (navigator.appVersion > "4") {
isNav4 = false;
isNav5 = true;
   }
}
else {
isIE4 = true;
}
//--------------------------------------------------
//********************************************************************************
// Name: DateFormat
// Parameters: 
// 		vDateName = object name
// 		vDateValue = value in the field being checked
// 		e = event
// 		dateCheck 
// 		True  = Verify that the vDateValue is a valid date
// 		False = Format values being entered into vDateValue only
// 		vDateType
// 			1 = mm/dd/yyyy
// 			2 = yyyy/mm/dd
// 			3 = dd/mm/yyyy
// Returns: boolean
// Description: Formats date to make sure data entered is a legit date
// Modification History: 
// Person		Date          Activity
// Thaniya		05.01.02   Initial Creation
//********************************************************************************

function DateFormat(vDateName, vDateValue, e, dateCheck, dateType) {
	vDateType = dateType;
	//Enter a tilde sign for the first number and you can check the variable information.
	if (vDateValue == "~") {
		alert("AppVersion = "+navigator.appVersion+" \nNav. 4 Version = "+isNav4+" \nNav. 5 Version = "+isNav5+" \nIE Version = "+isIE4+" \nYear Type = "+vYearType+" \nDate Type = "+vDateType+" \nSeparator = "+strSeperator);
		vDateName.value = "";
		vDateName.focus();
		return true;
	}
	var whichCode = (window.Event) ? e.which : e.keyCode;
	// Check to see if a seperator is already present.
	// bypass the date if a seperator is present and the length greater than 8
	if (vDateValue.length > 8 && isNav4) {
	if ((vDateValue.indexOf("-") >= 1) || (vDateValue.indexOf("/") >= 1))
		return true;
	}
	//Eliminate all the ASCII codes that are not valid
	var alphaCheck = " abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ/-";
	if (alphaCheck.indexOf(vDateValue) >= 1) {
	if (isNav4) {
		vDateName.value = "";
		vDateName.focus();
		vDateName.select();
		return false;
	} else {
		vDateName.value = vDateName.value.substr(0, (vDateValue.length-1));
		return false;
   }
}
	if (whichCode == 8) //Ignore the Netscape value for backspace. IE has no value
		return false;
	else {
	//Create numeric string values for 0123456789/
	//The codes provided include both keyboard and keypad values
	var strCheck = '47,48,49,50,51,52,53,54,55,56,57,58,59,95,96,97,98,99,100,101,102,103,104,105';
		if (strCheck.indexOf(whichCode) != -1) {
			if (isNav4) {
				if (((vDateValue.length < 6 && dateCheck) || (vDateValue.length == 7 && dateCheck)) && (vDateValue.length >=1)) {
					alert("Invalid Date\nPlease Re-Enter");
					vDateName.value = "";
					vDateName.focus();
					vDateName.select();
					return false;
				}
				if (vDateValue.length == 6 && dateCheck) {
					var mDay = vDateName.value.substr(2,2);
					var mMonth = vDateName.value.substr(0,2);
					var mYear = vDateName.value.substr(4,4)
					//Turn a two digit year into a 4 digit year
					if (mYear.length == 2 && vYearType == 4) {
						var mToday = new Date();
						//If the year is greater than 30 years from now use 19, otherwise use 20
						var checkYear = mToday.getFullYear() + 30; 
						var mCheckYear = '20' + mYear;
						if (mCheckYear >= checkYear)
							mYear = '19' + mYear;
						else
							mYear = '20' + mYear;
					}
					var vDateValueCheck = mMonth+strSeperator+mDay+strSeperator+mYear;
					if (!dateValid(vDateValueCheck)) {
						alert("Invalid Date\nPlease Re-Enter");
						vDateName.value = "";
						vDateName.focus();
						vDateName.select();
						return false;
					}
					return true;
				}
				else {
					// Reformat the date for validation and set date type to a 1
					if (vDateValue.length >= 8  && dateCheck) {
						if (vDateType == 1) /* mmddyyyy */ {
							var mDay = vDateName.value.substr(2,2);
							var mMonth = vDateName.value.substr(0,2);
							var mYear = vDateName.value.substr(4,4)
							vDateName.value = mMonth+strSeperator+mDay+strSeperator+mYear;
						}
						if (vDateType == 2) /* yyyymmdd */ {
							var mYear = vDateName.value.substr(0,4)
							var mMonth = vDateName.value.substr(4,2);
							var mDay = vDateName.value.substr(6,2);
							vDateName.value = mYear+strSeperator+mMonth+strSeperator+mDay;
						}
						if (vDateType == 3) /* ddmmyyyy */ {
							var mMonth = vDateName.value.substr(2,2);
							var mDay = vDateName.value.substr(0,2);
							var mYear = vDateName.value.substr(4,4)
							vDateName.value = mDay+strSeperator+mMonth+strSeperator+mYear;
						}
						//Create a temporary variable for storing the DateType and change
						//the DateType to a 1 for validation.
						var vDateTypeTemp = vDateType;
						vDateType = 1;
						var vDateValueCheck = mMonth+strSeperator+mDay+strSeperator+mYear;
						if (!dateValid(vDateValueCheck)) {
							alert("Invalid Date\nPlease Re-Enter");
							vDateType = vDateTypeTemp;
							vDateName.value = "";
							vDateName.focus();
							vDateName.select();
							return false;
						}
						vDateType = vDateTypeTemp;
						return true;
					}
					else {
						if (((vDateValue.length < 8 && dateCheck) || (vDateValue.length == 9 && dateCheck)) && (vDateValue.length >=1)) {
							alert("Invalid Date\nPlease Re-Enter");
							vDateName.value = "";
							vDateName.focus();
							vDateName.select();
							return false;
						}
				    }
				}
			}
			else {
				// Non isNav Check
				if (((vDateValue.length < 8 && dateCheck) || (vDateValue.length == 9 && dateCheck)) && (vDateValue.length >=1)) {
					alert("Invalid Date\nPlease Re-Enter");
					vDateName.value = "";
					vDateName.focus();
					return true;
				}
				// Reformat date to format that can be validated. mm/dd/yyyy
				if (vDateValue.length >= 8 && dateCheck) {
					// Additional date formats can be entered here and parsed out to
					// a valid date format that the validation routine will recognize.
					if (vDateType == 1) // mm/dd/yyyy
					{
						var mMonth = vDateName.value.substr(0,2);
						var mDay = vDateName.value.substr(3,2);
						var mYear = vDateName.value.substr(6,4)
					}
					if (vDateType == 2) // yyyy/mm/dd
					{
						var mYear = vDateName.value.substr(0,4)
						var mMonth = vDateName.value.substr(5,2);
						var mDay = vDateName.value.substr(8,2);
					}
					if (vDateType == 3) // dd/mm/yyyy
					{
						var mDay = vDateName.value.substr(0,2);
						var mMonth = vDateName.value.substr(3,2);
						var mYear = vDateName.value.substr(6,4)
					}
					if (vYearLength == 4) {
						if (mYear.length < 4) {
							alert("Invalid Date\nPlease Re-Enter");
							vDateName.value = "";
							vDateName.focus();
							return true;
						   }
					}
					// Create temp. variable for storing the current vDateType
					var vDateTypeTemp = vDateType;
					// Change vDateType to a 1 for standard date format for validation
					// Type will be changed back when validation is completed.
					vDateType = 1;
					// Store reformatted date to new variable for validation.
					var vDateValueCheck = mMonth+strSeperator+mDay+strSeperator+mYear;
					if (mYear.length == 2 && vYearType == 4 && dateCheck) {
						//Turn a two digit year into a 4 digit year
						var mToday = new Date();
						//If the year is greater than 30 years from now use 19, otherwise use 20
						var checkYear = mToday.getFullYear() + 30; 
						var mCheckYear = '20' + mYear;
						if (mCheckYear >= checkYear)
							mYear = '19' + mYear;
						else
							mYear = '20' + mYear;
						vDateValueCheck = mMonth+strSeperator+mDay+strSeperator+mYear;
						// Store the new value back to the field.  This function will
						// not work with date type of 2 since the year is entered first.
						if (vDateTypeTemp == 1) // mm/dd/yyyy
							vDateName.value = mMonth+strSeperator+mDay+strSeperator+mYear;
						if (vDateTypeTemp == 3) // dd/mm/yyyy
							vDateName.value = mDay+strSeperator+mMonth+strSeperator+mYear;
					} 
					if (!dateValid(vDateValueCheck)) {
						alert("Invalid Date\nPlease Re-Enter");
						vDateType = vDateTypeTemp;
						vDateName.value = "";
						vDateName.focus();
						return true;
					}
					vDateType = vDateTypeTemp;
					return true;
				}
				else {
					if (vDateType == 1) {
						if (vDateValue.length == 2) {
							vDateName.value = vDateValue+strSeperator;
						}
						if (vDateValue.length == 5) {
							vDateName.value = vDateValue+strSeperator;
						}
					}
					if (vDateType == 2) {
						if (vDateValue.length == 4) {
							vDateName.value = vDateValue+strSeperator;
						}
						if (vDateValue.length == 7) {
							vDateName.value = vDateValue+strSeperator;
						}
					} 
					if (vDateType == 3) {
						if (vDateValue.length == 2) {
							vDateName.value = vDateValue+strSeperator;
						}
						if (vDateValue.length == 5) {
							vDateName.value = vDateValue+strSeperator;
						}
					}
					return true;
   				}
			}
			if (vDateValue.length == 10&& dateCheck) {
				if (!dateValid(vDateName)) {
					// Un-comment the next line of code for debugging the dateValid() function error messages
					//alert(err);  
					alert("Invalid Date\nPlease Re-Enter");
					vDateName.focus();
					vDateName.select();
				   }
			}
			return false;
			}
			else {
			// If the value is not in the string return the string minus the last
			// key entered.
			if (isNav4) {
				vDateName.value = "";
				vDateName.focus();
				vDateName.select();
				return false;
			}
			else {
				vDateName.value = vDateName.value.substr(0, (vDateValue.length-1));
				return false;
			}
		}
	}
}

//********************************************************************************
// Name: dateValid
// Parameters: 
// 		objName = datefield to be validated
// 			
// Returns: boolean
// Description: validate that the date entered is a within the correct date range
// Modification History: 
// Person		Date          Activity
// Thaniya		05.01.02   Initial Creation
//********************************************************************************
function dateValid(objName) {
	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;
	strDate = objName;
	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);
	   }
	}
	//Adjustment for short years entered
	if (strYear.length == 2) {
		strYear = '20' + strYear;
	}
	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;
      		}
   		}
	}
	return true;
}
//********************************************************************************
// Name: LeapYear
// Parameters: 
// 		intYear = year to be checked (int value)
// 			
// Returns: boolean
// Description: check if year is a leap year or not.
// Modification History: 
// Person		Date          Activity
// Thaniya		05.01.02   Initial Creation
//********************************************************************************
function LeapYear(intYear) {
	if (intYear % 100 == 0) {
		if (intYear % 400 == 0) { return true; }
	}
	else {
		if ((intYear % 4) == 0) { return true; }
	}
	return false;
}

//********************************************************************************
// Name: FormatPhone
// Parameters: field = the telephone number object field
// 			
// Returns: boolean
// Description: Formats phone number entered 1233333333 to (123)333-3333
// Modification History: 
// Person		Date          Activity
// Thaniya		05.01.02   Initial Creation
//********************************************************************************
function FormatPhone(field) {
	var p, a, b=0;
	var display = "";
	var number = field.value;
	var newstr = new Array(20);
	var cleanstr = new Array(20);
	
	//assign individual number/letter to an array element
	newstr[0] = number.substr(0,1);
	for(a=1;a< number.length;a++) {
		p = number.substr(a, a);
		newstr[a] = p.substr(0,1);
	}
	//take out any . - ( ) separator a person may enter so we have just clean string of number
	for(a=0;a< number.length;a++) {
		if((newstr[a].indexOf('(') == -1) && (newstr[a].indexOf(')') == -1) && (newstr[a].indexOf('.') == -1) && (newstr[a].indexOf('-') == -1) && (newstr[a].indexOf(' ') == -1)&& (newstr[a].indexOf('x') == -1)){
			cleanstr[b] = newstr[a];
			b++;
		}
	}
	if (b > 0 && b < 10) {
		alert("The telephone number you entered is invalid. Make sure to put the area code and 7digits number accordingly.");
		field.value = "";
	} else {
		//format the numbers with appropriate separator
		for(a=0;a<b;a++) {
			//add parenthesis
			if(a == 0){ 
				display = display + "(" + cleanstr[a];
			} else if(a == 2) {
				display = display + cleanstr[a] + ") ";
			} //add dash
			else if(a == 6) {
				display = display + "-" + cleanstr[a];
			} //add extension, if any
			else if(a == 10) {
				display = display + " x " + cleanstr[a];
			}else {
				display = display + cleanstr[a];
			}
		}
		//now replace the textfield value with the formatted number
		field.value = display;
	}
}
//  End -->