<!-- Original:  Richard Gorremans (RichardG@spiritwolfx.com) -->
<!-- Web Site:  http://www.spiritwolfx.com/ -->

<!-- This script and many more are available free online at -->
<!-- The JavaScript Source!! http://javascript.internet.com -->

<!-- Begin
var isNav4 = false, isNav5 = false, isIE4 = false
var strSeperator = "/"; 
var vDateType = 3; 		// Formato da Data
//                1 = mm/dd/yyyy
//                2 = yyyy/dd/mm  
//                3 = dd/mm/yyyy
var vYearType = 4; 	 //Set to 2 or 4 for number of digits in the year for Netscape
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.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("Data Inválida\nPor favor digite novamente.");
				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("Data Inválida\nPor favor digite novamente.");
					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)
				{
					// mmddyyyy
					if (vDateType == 1)
					{
						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;
					}
					// yyyymmdd
					if (vDateType == 2)
					{
						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;
					}
					// ddmmyyyy
					if (vDateType == 3)
					{
						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("Data Inválida\nPor favor digite novamente.");
						vDateType = vDateTypeTemp;
						vDateName.value = "";
						vDateName.focus();
						vDateName.select();
						return false;
					}	
					vDateType = vDateTypeTemp;
					return true;
			   }
				else
				{
					if (((vDateValue.length < 10 && dateCheck) || (vDateValue.length == 9 && dateCheck)) && (vDateValue.length >=1))
					{
						alert("Data Inválida\nPor favor digite novamente e verifique o formato.");
						vDateName.value = "";
						vDateName.focus();
						vDateName.select();
						return false;
					}
				}
		   }  
	}
	else
	{
		// Non isNav Check
		if (((vDateValue.length < 10 && dateCheck) || (vDateValue.length == 9 && dateCheck)) && (vDateValue.length >=1))
		{
			alert("Data Inválida\nPor favor digite novamente e verifique o formato.");
			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.
			// mm/dd/yyyy
			if (vDateType == 1)
			{
				var mMonth = vDateName.value.substr(0,2);
				var mDay = vDateName.value.substr(3,2);
				var mYear = vDateName.value.substr(6,4)
			}
			// yyyy/mm/dd
			if (vDateType == 2)
			{
				var mYear = vDateName.value.substr(0,4)
				var mMonth = vDateName.value.substr(5,2);
				var mDay = vDateName.value.substr(8,2);
			}
			// dd/mm/yyyy
			if (vDateType == 3)
			{
				var mDay = vDateName.value.substr(0,2);
				var mMonth = vDateName.value.substr(3,2);
				var mYear = vDateName.value.substr(6,4)
			}
			// 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 (vDateValueCheck.length >= 8 && dateCheck)
			{
				//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;
				}
				vDateValueCheck = mMonth+strSeperator+mDay+strSeperator+mYear;
			} 
			if (!dateValid(vDateValueCheck))
			{
				alert("Data Inválida\nPor favor digite novamente.");
				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("Data Inválida\nPor favor digite novamente.");
			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
	{
		if (whichCode != 4 && whichCode != 19 && whichCode != 45 && whichCode != 46 && !(whichCode >=35 && whichCode <=40) )
		{
			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;
}

function KeyDownValor(objcampo,nDec) 
{
	
   var tecla = event.keyCode;
   var vr   = ''	
   var posvirg = 0
   var tam	 ; 
   var i;
   var bKey = false ;
   var a	 = Array( 8, 9, 16, 17, 35, 37, 39, 36, 45, 46 ) 

   //8-backspace; 
   //46-delete ; 
   //9-tab ; 
   //16-shift; 37-left; 39-right; 36-home; 35-end; 17-ctrl; 45-ins; 144; 13-enter
   var ponto   = /\./;
   var browser;
	
   //verifica browser
   var tipo_browser
   if( (window.navigator.appName == 'Netscape') || (tecla == 16) )
   {
      return false
   }
			
   for( i = 0 ; i < a.length ; i++ )
   { 
      if( tecla == a[i] ) { bKey = true }
   }	
	
   if ( !bKey ) 
   {			
      if ( tecla == 110 || tecla == 188 || tecla == 190 || ( tecla >= 48 && tecla <= 57 ) || ( tecla >= 96 && tecla <= 105 ) ) {

         vr = objcampo.value;
         posvirg = vr.indexOf( ',' );

         if ( tecla == 110 || tecla == 188 || tecla == 190) {

            if ( !nDec || nDec == 0 ) {
              event.returnValue = false;
            }
            if ( posvirg == -1 ) {
               objcampo.value = objcampo.value + ',';
            }  
            event.returnValue = false;
         } 
//         else {
//            if ( posvirg != -1 && posvirg == vr.length - 3  ) {
//               event.returnValue = false;
//            }  
//         }
      }
      else {
         event.returnValue = false
         return false;
      }             
   }
}

function formatNumber( num, carac_dec )
{
   if ( carac_dec == '.' ) {
     // extrai as virgulas separadoras de milhar
     num = num.toString().replace( ',', '' );
   }
   else {
     // extrai os pontos serapadores de milhar e
     // altera virgula por ponto
     num = num.toString().replace('.','');
     num = num.toString().replace(',','.');
   }

   if(isNaN(num))
      num = "0";

   num = Math.floor(num*100+0.50000000001);
   cents = num%100;
   num = Math.floor(num/100).toString();
   if(cents<10)
      cents = "0" + cents;

   for (var i = 0; i < Math.floor((num.length-(1+i))/3); i++)
      num = num.substring(0,num.length-(4*i+3))+'.'+num.substring(num.length-(4*i+3));

   return num + ',' + cents;
}

//  End -->


function formatCurrency(num)
{
	num = num.toString().replace(/\$|\,/g,'');
	if(isNaN(num))
	num = "0";
	sign = (num == (num = Math.abs(num)));
	num = Math.floor(num*100+0.50000000001);
	cents = num%100;
	num = Math.floor(num/100).toString();
	if(cents<10)
	cents = "0" + cents;
	for (var i = 0; i < Math.floor((num.length-(1+i))/3); i++)
	num = num.substring(0,num.length-(4*i+3))+'.'+
	num.substring(num.length-(4*i+3));
	return (((sign)?'':'-') + 'R$ ' + num + ',' + cents);
}