/***************************************************************
Script Description: Contains functions for menus, validation, formatting etc.
Script Owner: Web Analyst
Department: Corporate Communications
Date Last Modified: 2010-01-19
Copyright 2008 All rights reserved
Use of the script outside of the WCB Alberta domain is strictly prohibited.
*****************************************************************/

//******* For HomePage **************************************************************************
function MM_swapImgRestore() { //v3.0
  var i,x,a=document.MM_sr; for(i=0;a&&i<a.length&&(x=a[i])&&x.oSrc;i++) x.src=x.oSrc;
}

function MM_preloadImages() { //v3.0
  var d=document; if(d.images){ if(!d.MM_p) d.MM_p=new Array();
    var i,j=d.MM_p.length,a=MM_preloadImages.arguments; for(i=0; i<a.length; i++)
    if (a[i].indexOf("#")!=0){ d.MM_p[j]=new Image; d.MM_p[j++].src=a[i];}}
}

function MM_findObj(n, d) { //v4.01
  var p,i,x;  if(!d) d=document; if((p=n.indexOf("?"))>0&&parent.frames.length) {
    d=parent.frames[n.substring(p+1)].document; n=n.substring(0,p);}
  if(!(x=d[n])&&d.all) x=d.all[n]; for (i=0;!x&&i<d.forms.length;i++) x=d.forms[i][n];
  for(i=0;!x&&d.layers&&i<d.layers.length;i++) x=MM_findObj(n,d.layers[i].document);
  if(!x && d.getElementById) x=d.getElementById(n); return x;
}

function MM_swapImage() { //v3.0
  var i,j=0,x,a=MM_swapImage.arguments; document.MM_sr=new Array; for(i=0;i<(a.length-2);i+=3)
   if ((x=MM_findObj(a[i]))!=null){document.MM_sr[j++]=x; if(!x.oSrc) x.oSrc=x.src; x.src=a[i+2];}
}
//***********************************************************************************************

//******* For Validating Email Fields on WebForms ***********************************************
function isEmailAddr(email)
{
  var result = false
  var theStr = new String(email)
  var index = theStr.indexOf("@");
  	if (index > 0)
  	{
   	 var pindex = theStr.indexOf(".",index);
   	 if ((pindex > index+1) && (theStr.length > pindex+1))
		result = true;		
  	}
  return result; 	
}
//***********************************************************************************************

//******* For Validating Non-Numeric Fields for WebForm "validate_LMAeform.asp" *****************

var valid = 'abcdefghijklmnopqrstuvwxyz ABCDEFGHIJKLMNOPQRSTUVWXYZ/-()*'; // define valid characters
function isValid(string,allowed) {
    for (var i=0; i< string.length; i++) {
       if (allowed.indexOf(string.charAt(i)) == -1)
          return false;
    }
    return true;
}
//***********************************************************************************************

//******* A DropDownList Function for /LMA/default.asp WebForm **********************************
function changeDropDownList(theform)
{
	theform.Period1_.value=theform.Period0_.value;
	theform.Period2_.value=theform.Period0_.value;
	theform.Period3_.value=theform.Period0_.value;
	theform.Period4_.value=theform.Period0_.value;
	theform.Period5_.value=theform.Period0_.value;
	theform.Period6_.value=theform.Period0_.value;
	theform.StartSal1_.focus();
}
//***********************************************************************************************

//******* A Currency Format Function for /LMA/default.asp WebForm *******************************
function changeStartSalPrice(theform)
{
	theform.StartSal_.value = Currency(theform.StartSal_.value);
}
function changeStartSal1Price(theform)
{
	theform.StartSal1_.value = Currency(theform.StartSal1_.value);
}
function changeStartSal2Price(theform)
{
	theform.StartSal2_.value = Currency(theform.StartSal2_.value);
}
function changeStartSal3Price(theform)
{
	theform.StartSal3_.value = Currency(theform.StartSal3_.value);
}
function changeStartSal4Price(theform)
{
	theform.StartSal4_.value = Currency(theform.StartSal4_.value);
}
function changeStartSal5Price(theform)
{
	theform.StartSal5_.value = Currency(theform.StartSal5_.value);
}
function changeSalMaxPrice(theform)
{
	theform.SalMax_.value = Currency(theform.SalMax_.value);
}

function Currency(PARAM)
{
	if(isNaN(PARAM))
	{
		retval = "";
		return retval;
	}
	else
	{
		PARAM=eval(PARAM);
		workNum=Math.abs((Math.round(PARAM*100)/100));workStr=""+workNum;
		if (workStr.indexOf(".")==-1)
		{
			workStr+=".00";
		}
		dStr=workStr.substr(0,workStr.indexOf("."));dNum=dStr-0;
		pStr=workStr.substr(workStr.indexOf("."));
		while (pStr.length<3)
		{
			pStr+="0";
		}

		if (dNum>=1000)
		{
			dLen=dStr.length;
			dStr=parseInt(""+(dNum/1000))+","+dStr.substring(dLen-3,dLen);
		}

		if (dNum>=1000000)
		{
			dLen=dStr.length;
			dStr=parseInt(""+(dNum/1000000))+","+dStr.substring(dLen-7,dLen);
		}
		retval = dStr + pStr ;

		if (PARAM<=0)
		{
			//retval="("+retval+")";
			retval = "";
			alert ("Amount cannot be less than or equal to 0");
			return retval;
		}		
		return "$"+retval;
	}

}
//***********************************************************************************************

//******* A Date Format Function for /LMA/default.asp WebForm ***********************************
<!-- Begin
// 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;
}

function DateFormat(vDateName, vDateValue, e, dateCheck, dateType) {
vDateType = dateType;
// 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
//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.keyCode : e.which;

// 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;
         }
      }
   }
}

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;
}

function LeapYear(intYear) {
if (intYear % 100 == 0) {
if (intYear % 400 == 0) { return true; }
}
else {
if ((intYear % 4) == 0) { return true; }
}
return false;
}
//  End -->
//***********************************************************************************************

//** For Calculating Amount Total for the WCB Resource Requisition WebForm "workingsafely/WCB_requisition_eform.asp" **
function price(theform)
{
	theform.Cost1_.value = parseFloat(theform.Qty1_.value) * 2.50;
	theform.Cost2_.value = parseFloat(theform.Qty2_.value) * 15.00 ;
	theform.Cost3_.value = parseFloat(theform.Qty3_.value) * 15.00 ;
	theform.Cost4_.value = parseFloat(theform.Qty4_.value) * 3.00 ;
    window.document.LayoutRegion1FORM.Cost1_.value = dollarValue(theform.Cost1_.value);	
	window.document.LayoutRegion1FORM.Cost2_.value = dollarValue(theform.Cost2_.value);
    window.document.LayoutRegion1FORM.Cost3_.value = dollarValue(theform.Cost3_.value);
    window.document.LayoutRegion1FORM.Cost4_.value = dollarValue(theform.Cost4_.value);
	
	//theform.Total_.focus();  commented this out as there is no field Total_
}
function dollarValue(n)
{
  var Bstr = "";
  var b = n * 100;
  var c = Math.round(b);
  var Astr = c.toString();
  var Alength = Astr.length;
  if (Alength <= 2) Bstr = Bstr + ".";
  var dot = Alength - 3;
  var counter = 0;
    while (counter < Alength )
    {
      Bstr = Bstr + Astr.charAt(counter);
      if (counter == dot) Bstr = Bstr + ".";
      counter = counter + 1;
    }
  var d = Bstr;
  return d;
}
//***********************************************************************************************

//******* For Validating Scripting Attack on Fields of WebForms *********************************
/* Updated 2008-04-22 for following bugs/issues:
	1) Not all special characters in list were actually being validated
	2) Didn't catch it when a special character was the first character in the word
	3) Added '--' and '@@' to list
*/
function isAttack(obj, message, threshold)
{

	var theStr = new String(obj.value);
	var result = false;
	var invalid = '~,`,!,#,^,&,*,(,),+,=,|,\\,:,;,",<,>,/,--,@@';				
	var iarray = new Array();	
	iarray = invalid.split(","); 	//array of invalid characters.
	var arraysize = iarray.length;
	//   var invalid = '<,>,",‘,(,),/,&,;,!,#';
	//   var arraysize = 11;
	var counter = 0;				//this is the count of how many invalid characters
	
	while(arraysize > 0)
	{
		if(theStr.indexOf(iarray[arraysize - 1]) >= 0)
		{
			result = true;
			counter++;
		}
		arraysize--;
	}
	
	if(result == true && counter > threshold)
	{
		alert(message);
		obj.focus();
		intContinue=1;
	}
	
	return intContinue;
}
//***********************************************************************************************

//***********************************************************************************
//					VALIDATION UTILITY FUNCTIONS									
			
function TrimTextbox(Textbox)
{
	Textbox.value = Textbox.value.replace(/^\s+|\s+$/g, '');
}

function TrimAllTextboxes(MyForm)
{
	var aTextboxes = MyForm.getElementsByTagName('input');
	for(var i = 0; i < aTextboxes.length; i++)
	{
		if(aTextboxes[i].type == 'text')	
			TrimTextbox(aTextboxes[i]);
	}
	aTextboxes = MyForm.getElementsByTagName('textarea');
	for(var i = 0; i < aTextboxes.length; i++)
		TrimTextbox(aTextboxes[i]);

}


//************************************************************************************