// JavaScript Document

function donothing ()
{
}

function trim(str) 
{
	while (str.charAt(str.length - 1)==" ")
    	str = str.substring(0, str.length - 1);
  	while (str.charAt(0)==" ")
    	str = str.substring(1, str.length);
  	return str;
}

function checkdate(dtfield,dtform) 
{
	var err = 0;
	string =  dtfield.value;
	var valid = "0123456789/";
	var temp;
	for (var i = 0; i < string.length; i++) 
	{
		temp = "" + string.substring(i, i + 1);
		if (valid.indexOf(temp) == "-1") err = 1;
	}
	if (string.length != 8) 
		err = 1;
	d = string.substring(0, 2); // month
	e = string.substring(2, 3); // '/'
	b = string.substring(3, 5); // day
	c = string.substring(5, 6); // '/'
	f = string.substring(6, 8); // year
	if (b < 1 || b > 31) 
		err = 1;
	if (c != '/') 
		err = 1; 
	if (d < 1 || d > 12) 
		err = 1;
	if (e != '/') 
		err = 1;
	if (f < 0 || f > 99) 
		err = 1;
	if (b == 4 || b == 6 || b == 9 || b == 11)
	{
		if (d==31) 
			err=1;
	}
	if (b == 2)
	{
		var g = parseInt(f/4);
		if (isNaN(g)) 
		{
			err = 1;
		}
		if (d > 29) 
			err = 1;
		if (d == 29 && ((f/4) != parseInt(f/4))) 
			err = 1;
	}
	if (err == 1) 
	{
		alert('The date must be entered in dd/mm/yy format.\nThe date will be unchanged.');
		dtfield.value = dtform.OldDate.value;
		dtfield.focus();
		dtfield.select();
		return false;
	}
	else 
	{
		return true;
	}
}

function validate_percent(champ)
{	
	var digitsblanc=" 0123456789";
	var digits="0123456789";
	var blank=" ";
	var temp;
	var presence_digit = 0;
	var presence_blanc_apres_digit = 0;

	// test si pas caractere invalide
	for (var i = 0; i < champ.value.length; i++)
	{
		temp=champ.value.substring(i,i + 1);
		if (digitsblanc.indexOf(temp) == -1)
			return false;
   	}

	// test si pas ' 123 12 '

	for (var i = 0; i < champ.value.length; i++)
	{
		temp = champ.value.substring(i,i + 1)
		if (digits.indexOf(temp) != -1)
		{
   			presence_digit=1;
		    //alert('presence_digit')
		}
		if ((blank.indexOf(temp) != -1) && (presence_digit == 1)) 
		{
	    	presence_blanc_apres_digit = 1;
		    //alert('presence_blanc_apres_digit')
		}
		if ((digits.indexOf(temp) != -1) && (presence_blanc_apres_digit == 1)) 
   	 		return false;
	} //for 
	return true;
}

function validate_number(champ)
{	
	var digitsblanc=" 0123456789";
	var digits="0123456789";
	var blank=" ";
	var temp;
	var presence_digit = 0;
	var presence_blanc_apres_digit = 0;

	// test si pas caractere invalide
	for (var i = 0; i < champ.value.length; i++)
	{
		temp = champ.value.substring(i,i + 1);
		if (digitsblanc.indexOf(temp) == -1)
			return false;
   	}

	// test si pas ' 123 12 '

	for (var i = 0; i < champ.value.length; i++)
	{
		temp = champ.value.substring(i,i + 1);
		if (digits.indexOf(temp) != -1)
		{
    		presence_digit = 1;
		    //alert('presence_digit')
		}
		if ((blank.indexOf(temp) != -1) && (presence_digit == 1)) 
		{
    		presence_blanc_apres_digit = 1;
    		//alert('presence_blanc_apres_digit')
		}
		if ((digits.indexOf(temp) != -1) && (presence_blanc_apres_digit == 1)) 
		    return false;
	} //for 
	return true;
}

function validate_amount(champ)
{	
	var digitsblanc=" .0123456789";
	var digits=".0123456789";
	var blank=" ";
	var dot=".";
	var temp;
	var presence_digit = 0;
	var presence_blanc_apres_digit = 0;
	var presence_dot = 0;
	
	// test si pas caractere invalide
	for (var i = 0; i < champ.value.length; i++)
	{
		temp = champ.value.substring(i,i + 1);
		if (digitsblanc.indexOf(temp) == -1)
			return false;
	}

	// test si pas ' 123. 12 '
	for (var i = 0; i < champ.value.length; i++)
	{
		temp=champ.value.substring(i,i + 1);
		if (digits.indexOf(temp) != -1)
		{
	    	presence_digit = 1;
    		//alert('presence_digit')
		}
		if ((blank.indexOf(temp) != -1) && (presence_digit == 1)) 
		{
    		presence_blanc_apres_digit = 1;
    		//alert('presence_blanc_apres_digit')
		}
		if ((digits.indexOf(temp) != -1) && (presence_blanc_apres_digit == 1)) 
    		return false;
	} //for 

	// test si pas plus d'un .
	for (var i = 0; i < champ.value.length; i++)
	{
		temp = champ.value.substring(i,i + 1);
		if ((dot.indexOf(temp) != -1) && (presence_dot == 1)) 
   			return false;
		if (dot.indexOf(temp) != -1)
		{
    		presence_dot=1;
		    //alert('presence_dot')
		}
	} //for 
	return true;
}

function length_test (champ) 
{
	var err = 0;
	var blank = " ";
	var temp;
	chaine = champ.value;
	if (chaine.length == 0)
	{
		return false;
	}	
	else
	{
		for (var i = 0; i < chaine.length; i++)
		{
			temp = chaine.substring(i,i + 1)
			if (blank.indexOf(temp) == -1)
			{
				err = 0;
				return true;
			}
			else
			{
				err = 1;
			}
		}
	}
	if (err == 1)
		return false;
	else
		return true;		
}

function select_test(champ) 
{
	if (champ.options[0].selected == true)
		return false;
	else
		return true;
}

function zero_test (champ) 
{
	var err = 0;
	var blank = " 0";
	var temp;
	chaine = champ.value;
	if (chaine.length == 0)
		err = 1; 
	else
	{
		for (var i = 0; i < champ.value.length; i++)
		{
			temp=champ.value.substring(i,i + 1)
			if (blank.indexOf(temp) == -1)
			{
				err = 0;
				return true;
			}
			else
				err = 1;
		}
	}
	if (err == 1) 
		return false;
	else
		return true;	
}

function zeroamount_test (champ) 
{
	var err = 0;
	var blank = " .0";
	var temp;
	chaine = champ.value;
	if (chaine.length == 0)
		err = 1;
	else
	{
		for (var i = 0; i < champ.value.length; i++)
		{
			temp = champ.value.substring(i,i + 1)
			if (blank.indexOf(temp) == -1)
			{
				err = 0;
				return true;
			}
			else
				err = 1;
		}	
	}
	if (err == 1) 
		return false;
	else
		return true;	
}

function email_test (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]{2,4}|[0-9]{1,3})(\\]?)$");
	return (!r1.test(str) && r2.test(str));
}

function language_test (formulaire) 
{
	var message='';
	
	// check des champs obligatoires
	if (length_test(formulaire.language_language) == false) 
		message='Vous devez choisir une langue';
	
	// affichage du message d'erreur
	if (message != '') 
		alert(message);
	else 
		formulaire.submit()
}

// MASQUES :
function mask_date(champ) 
{	
	var Ret1 = mask (champ.value, "##???##");
	var Ret2 = validate_date(champ)
	if ((Ret1 == 1) && (Ret2 == true))
 		return true;
	else
		return false;
}

function mask (InString, Mask)  
{
	LenStr = InString.length;
	LenMsk = Mask.length;
	if ((LenStr == 0) || (LenMsk == 0))
		return(0);
	if (LenStr != LenMsk)
		return(0);
	TempString = ""
	for (Count=0; Count <= InString.length; Count++)  
	{
		StrChar = InString.substring(Count, Count + 1);
		MskChar = Mask.substring(Count, Count + 1);
		if (MskChar == '#') 
		{
			if (!isNumberChar(StrChar))
				return(0);
		}
		else if (MskChar == '?') 
		{
			if (!isAlphabeticChar(StrChar))
				return(0);
		}
		else if (MskChar == '!') 
		{
			if (!isNumOrChar(StrChar))
				return(0);
		}
		else if (MskChar == '*') 
		{
		}
		else 
		{
			if (MskChar!=StrChar) 
				return(0);
		}
	}
	return (1);
}

function isAlphabeticChar (InString)  
{
	if (InString.length != 1) 
		return (false);
	InString = InString.toLowerCase();
	RefString = "abcdefghijklmnopqrstuvwxyz";
	if (RefString.indexOf (InString.toLowerCase(), 0) == -1) 
		return (false);
	return (true);
}

function isCancelCond (InString)  
{	
	if (InString.length != 1) 
		return (false);
	RefString="ABCDEFGHIJKLMNOPQRSTUVWXYZ";
	if (RefString.indexOf (InString, 0) == -1) 
		return (false);
	return (true);
}


function isNumberChar (InString)  
{
	if (InString.length != 1) 
		return (false);
	RefString="1234567890";
	if (RefString.indexOf (InString, 0) == -1) 
		return (false);
	return (true);
}

function isNumOrChar (InString)  
{
	if (InString.length != 1) 
		return (false);
	InString = InString.toLowerCase();
	RefString = "1234567890abcdefghijklmnopqrstuvwxyz";
	if (RefString.indexOf (InString, 0) == -1)  
		return (false);
	return (true);
}

function y2k(number) 
{ 
	return (number < 1000) ? number + 1900 : number; 
}

function isDate(day,month,year) 
{
	var test = new Date(year, eval(month)-1, day);
	if (( test.getYear() == year) && (month == eval(test.getMonth() + 1)) && (day == test.getDate()) )
    	return true;
    else
        return false;
}

function isDate2 (day,month,year) 
{
	
	// checks if date passed is valid
	// will accept dates in following format:
	// isDate(dd,mm,ccyy), or
	// isDate(dd,mm) - which defaults to the current year, or
	// isDate(dd) - which defaults to the current month and year.
	// Note, if passed the month must be between 1 and 12, and the
	// year in ccyy format.
    var today = new Date();
    year = ((!year) ? y2k(today.getYear()):year);
    month = ((!month) ? today.getMonth():month-1);
    if (!day) 
    	return false;
    var test = new Date(year,month,day);
    if ((y2k(test.getYear()) == year) && (month == test.getMonth()) && (day == test.getDate()))
        return true;
    else
        return false;
}

function validate_date(champ)
{
	var day = champ.value.substring(0,2);
	var monthletter = champ.value.substring(2,5);
	var month = '';
	if (onlyblanks(champ.value) == true) 
		return true;
	if (monthletter=='JAN') 
		month='01';
	else if (monthletter=='FEB') 
		month='02';
	else if (monthletter=='MAR') 
		month='03';
	else if (monthletter=='APR') 
		month='04';
	else if (monthletter=='MAY') 
		month='05';
	else if (monthletter=='JUN') 
		month='06';
	else if (monthletter=='JUL') 
		month='07';
	else if (monthletter=='AUG') 
		month='08';
	else if (monthletter=='SEP') 
		month='09';
	else if (monthletter=='OCT') 
		month='10';
	else if (monthletter=='NOV') 
		month='11';
	else if (monthletter=='DEC') 
		month='12';
	else 
		return false;
	if (month=='') 
		return false;
	var year = '20' + champ.value.substring(5,7);                                  
	if (isDate(day, month, year)) 
		return true;
	else 
		return false;	                
}      
	
function onlyblanks(chaine)
{
	var blank = " ";
	var temp;
	for (var i = 0; i < chaine.length; i++)
	{
		temp = chaine.substring(i,i + 1)
		if (blank.indexOf(temp) == -1)
			return false;
	}
	return true;
}
		
function validate_date2(champ)
{	
	var digitsblanc = " 0123456789";
	var digits = "0123456789";
	var slash = "/";
	var blank = " ";
	var month = "";
	var day = "";
	var year = "";
	var temp;
	var presence_slash1 = 0;
	var presence_slash2 = 0;
	var dayfinal = "";
	var monthfinal = "";
	var yearfinal = 0;
	var compteur_slash = 0;
	for (var i=0;i<champ.value.length;i++)
	{
		temp = champ.value.substring(i,i + 1)
		if (presence_slash2 == 1) 
			year = year + temp;
		if ((slash.indexOf(temp) != -1) && (presence_slash1 == 1)) 
		{
    		presence_slash2 = 1;
   	 		//alert('presence_slash2');
    		dayfinal = day;
    		compteur_slash = compteur_slash + 1;
		}
		if ((presence_slash2 == 0) && (presence_slash1 == 1)) 
			day = day + temp;
		if ((slash.indexOf(temp) != -1) && (presence_slash1 == 0))
		{
    		presence_slash1 = 1;
    		//alert('presence_slash1')
    		monthfinal=month;
		}
		if (presence_slash1 == 0) 
			month = month + temp;
	} 
	
	//for 
	//alert (monthfinal+'|'+day+'|'+year);
	if ((monthfinal == "") && (length_test(champ) == false)) 
		return true;
	if ((monthfinal == "") && (length_test(champ) == true)) 
		return false;
	if (eval(year) <= 99) 
		yearfinal = eval(year) + 2000;
	else
		yearfinal=eval(year);
	if (isDate(dayfinal, monthfinal, yearfinal) == true)
		return true;
	else
		return false;
}

function galileo2date(g)
{
	if (onlyblanks(g) == true) 
		return '';
	var dd = g.substr( 0, 2);
	var mm = g.substr( 2, 3);
	var yy = g.substr( 5, 2);
	if (mm=='JAN') 
		mm='01';
	if (mm=='FEB') 
		mm='02';
	if (mm=='MAR') 
		mm='03';
	if (mm=='APR') 
		mm='04';
	if (mm=='MAY') 
		mm='05';
	if (mm=='JUN') 
		mm='06';
	if (mm=='JUL') 
		mm='07';
	if (mm=='AUG') 
		mm='08';
	if (mm=='SEP') 
		mm='09';
	if (mm=='OCT') 
		mm='10';
	if (mm=='NOV') 
		mm='11';
	if (mm=='DEC') 
		mm='12';
	return mm +'/' + dd + '/20'+ yy ;
}

// valide si la date1 est inférieur à la date2 (exemple : pour les saisons)
function validate_couple_date (date_a, date_b) 
{
	if ((length_test(date_a) == false) && (length_test(date_b) == false)) 
		return true;
	var date_a = new Date(galileo2date(date_a.value));
	var date_b = new Date(galileo2date(date_b.value));
	if (date_a <= date_b)
		return true;
	else
		return false;
}

// compare 2 dates, retourne 1 si a > b 0 si a =b, -1 si a < b
function compare_date(a, b) 
{
	var a_year=a.getYear();
	var a_month=a.getMonth();
	var a_day=a.getDate();
	var b_year=b.getYear();
	var b_month=b.getMonth();
	var b_day=b.getDate();
	if (eval(a_year) > eval(b_year))
		return 1;
	if (eval(a_year) < eval(b_year)) 
		return -1;
	if (eval(a_month) > eval(b_month))
		return 1;
	if (eval(a_month) < eval (b_month))
		return -1;
	if (eval(a_day) > eval(b_day))	
		return 1;
	if (eval(a_day) < eval(b_day))
		return -1;
	return 0;
}

// valide si la periode date_a, date_b ne recoupe pas la période à la date_c, date_d (exemple : pour les saisons)
function vo (date_a, date_b, date_c, date_d) 
{
	if ((length_test(date_a) == false) || (length_test(date_b) == false) || (length_test(date_c) == false) || (length_test(date_d) == false)) 
		return true;
	var date_adate = galileo2date(date_a.value);
	var date_bdate = galileo2date(date_b.value);
	var date_cdate = galileo2date(date_c.value);
	var date_ddate = galileo2date(date_d.value);
	var date_a = new Date(date_adate);
	var date_b = new Date(date_bdate);
	var date_c = new Date(date_cdate);
	var date_d = new Date(date_ddate);
	if (compare_date(date_a, date_c) == 0) 
		return false;
	if (compare_date(date_b, date_d) == 0) 
		return false;
	if (compare_date(date_a, date_d) == 0) 
		return false;
	if (compare_date(date_b, date_c) == 0) 
		return false;
	if (date_a < date_c) 
	{
		if (date_a >= date_c) 
			return false;
	    if (date_b > date_c)
			return false;	             			
	    else
	        return true;
	}
	else
	{
		if (date_d > date_a)
			return false;
	    else
			return true;
	}
}