function VeldIngevuld(VeldWaarde) {
        // Controleert of het veld is ingevuld.
	if (VeldWaarde == ""){    
        // alert("Please enter your Username before Submit.");      
	return false;
	}
	return true;
}         

function EmailOK(veldwaarde) {
        // Controleert of het e-mailadres juist is ingevoerd
	var filter  = /^([a-zA-Z0-9_\.\-])+\@(([a-zA-Z0-9\-])+\.)+([a-zA-Z0-9]{2,4})+$/;
	if (filter.test(veldwaarde)) return true;
	else return false;
}

function LengthPasswordOK(VeldWaarde) {
        // Controleert of het veld de correcte lengte heeft.
	if (VeldWaarde.length < 4){    
        // alert("Paswoord must have min.4 char.");      
	return false;
	}
	return true;
}         


function InfoVenster(strUrl) {
Venster=window.open(strUrl,"Amma","menubar=0,location=0,status=0,directories=0,scrollbars=0,copyhistory=0,toolbar=0,resizable=1,height=500,width=600");
}

function InfoScrollVenster(strUrl) {
Venster=window.open(strUrl,"Amma","menubar=0,location=0,status=0,directories=0,scrollbars=1,copyhistory=0,toolbar=0,resizable=1,height=500,width=700");
}

function ContactVenster(strUrl) {
Venster=window.open(strUrl,"Amma","menubar=0,location=0,status=0,directories=0,scrollbars=0,copyhistory=0,toolbar=0,resizable=1,height=520,width=600");
}

// return the value of the radio button that is checked
// return an empty string if none are checked, or
// there are no radio buttons
function getCheckedValue(radioObj) {
	if(!radioObj)
		return "";
	var radioLength = radioObj.length;
	if(radioLength == undefined)
		if(radioObj.checked)
			return radioObj.value;
		else
			return "";
	for(var i = 0; i < radioLength; i++) {
		if(radioObj[i].checked) {
			return radioObj[i].value;
		}
	}
	return "";
}


// begin datumcontrole
// Declaring valid date character, minimum year and maximum year
var dtCh= "/";
var minYear=1900;
var maxYear=2100;

function isInteger(s){
	var i;
    for (i = 0; i < s.length; i++){   
        // Check that current character is number.
        var c = s.charAt(i);
        if (((c < "0") || (c > "9"))) return false;
    }
    // All characters are numbers.
    return true;
}

function stripCharsInBag(s, bag){
	var i;
    var returnString = "";
    // Search through string's characters one by one.
    // If character is not in bag, append to returnString.
    for (i = 0; i < s.length; i++){   
        var c = s.charAt(i);
        if (bag.indexOf(c) == -1) returnString += c;
    }
    return returnString;
}

function daysInFebruary (year){
	// February has 29 days in any year evenly divisible by four,
    // EXCEPT for centurial years which are not also divisible by 400.
    return (((year % 4 == 0) && ( (!(year % 100 == 0)) || (year % 400 == 0))) ? 29 : 28 );
}
function DaysArray(n) {
	for (var i = 1; i <= n; i++) {
		this[i] = 31
		if (i==4 || i==6 || i==9 || i==11) {this[i] = 30}
		if (i==2) {this[i] = 29}
   } 
   return this
}

function isDate(dtStr){
	var daysInMonth = DaysArray(12)
	var pos1=dtStr.indexOf(dtCh)
	var pos2=dtStr.indexOf(dtCh,pos1+1)
	// var strMonth=dtStr.substring(0,pos1)
	// var strDay=dtStr.substring(pos1+1,pos2)
	var strMonth=dtStr.substring(pos1+1,pos2)
	var strDay=dtStr.substring(0,pos1)
	var strYear=dtStr.substring(pos2+1)
	strYr=strYear
	if (strDay.charAt(0)=="0" && strDay.length>1) strDay=strDay.substring(1)
	if (strMonth.charAt(0)=="0" && strMonth.length>1) strMonth=strMonth.substring(1)
	for (var i = 1; i <= 3; i++) {
		if (strYr.charAt(0)=="0" && strYr.length>1) strYr=strYr.substring(1)
	}
	month=parseInt(strMonth)
	day=parseInt(strDay)
	year=parseInt(strYr)
	if (pos1==-1 || pos2==-1){
		// alert("The date format should be : mm/dd/yyyy")
		return false
	}
	if (strMonth.length<1 || month<1 || month>12){
		// alert("Please enter a valid month")
		return false
	}
	if (strDay.length<1 || day<1 || day>31 || (month==2 && day>daysInFebruary(year)) || day > daysInMonth[month]){
		// alert("Please enter a valid day")
		return false
	}
	if (strYear.length != 4 || year==0 || year<minYear || year>maxYear){
		// alert("Please enter a valid 4 digit year between "+minYear+" and "+maxYear)
		return false
	}
	if (dtStr.indexOf(dtCh,pos2+1)!=-1 || isInteger(stripCharsInBag(dtStr, dtCh))==false){
		// alert("Please enter a valid date")
		return false
	}
return true
}

// einde datumcontrole


function DateYear2to4pos(bx) {
// indien ingevoerde datum dd/mm/yy dan omzetten naar dd/mm/yyyy
var datum = bx.value;
var oldyear;
var newyear;
 if(datum.length == 8) {
	if(datum.charAt(5) == "/") {
		if(!isNaN(datum.substring(6,8))){
			oldyear = eval(datum.substring(6,8));
			if(oldyear >= 0 && oldyear < 100) 
			{
				newyear = oldyear + 2000;
				bx.value = datum.substring(0,6) + newyear;
			}
		}
	}
 }
}


function RizivOK(RizivNr) {
 // controle formaat x.xxxxx.xx.xxx
 if(RizivNr.length != 14) {
	return false;
 }

 if(!((RizivNr.charAt(1) == ".") && (RizivNr.charAt(7) == ".") && (RizivNr.charAt(10) == "."))) {
 	return false;
  }
 else return true;

}

function RizivGeldig(RizivNr) {
 if(isNaN(RizivNr.charAt(0))) return false;
 if(isNaN(RizivNr.charAt(2))) return false;
 if(isNaN(RizivNr.charAt(3))) return false;
 if(isNaN(RizivNr.charAt(4))) return false;
 if(isNaN(RizivNr.charAt(5))) return false;
 if(isNaN(RizivNr.charAt(6))) return false;
 if(isNaN(RizivNr.charAt(8))) return false;
 if(isNaN(RizivNr.charAt(9))) return false;
 if(isNaN(RizivNr.charAt(11))) return false;
 if(isNaN(RizivNr.charAt(12))) return false;
 if(isNaN(RizivNr.charAt(13))) return false;

 return true;
}

function ConvertDate(strDDMMYYYY){
	var daysInMonth = DaysArray(12);
	var pos1=strDDMMYYYY.indexOf(dtCh);
	var pos2=strDDMMYYYY.indexOf(dtCh,pos1+1);
	// var strMonth=strDDMMYYYY.substring(0,pos1)
	// var strDay=strDDMMYYYY.substring(pos1+1,pos2)
	var strMonth=strDDMMYYYY.substring(pos1+1,pos2);
	var strDay=strDDMMYYYY.substring(0,pos1);
	var strYear=strDDMMYYYY.substring(pos2+1);
	
	return strYear + "/" + strMonth + "/" + strDay;
}


function RPROK(RPRNr) {
 // controle formaat 1234.123.123
 if(RPRNr.length != 12) {
	return false;
 }

 if(!((RPRNr.charAt(4) == ".") && (RPRNr.charAt(8) == "."))) {
 	return false;
  }
 else return true;
}

function RPRGeldig(RPRNr) {
//controle modulo97
 var rest;
 var tmpRPR = "";
 var RPR1 = "";
 var RPR2 = "";
 var RPR3 = "";

  tmpRPR = RPRNr;
  RPR1 = tmpRPR.substring(0,4);
  tmpRPR = tmpRPR.substring(5,tmpRPR.length);
  RPR2 = tmpRPR.substring(0,3);
  tmpRPR = tmpRPR.substring(4,tmpRPR.length);
  RPR3 = tmpRPR.substring(0,3);
  rest = (RPR1 + RPR2 + RPR3.charAt(0))%97
  if((97-rest)!=(RPR3.charAt(1)+RPR3.charAt(2))) {
	 return false;
  }
  else return true;
}

function RijksregisterOK(RijksregisterNr) {
 // controle formaat 123456 123 12
 if(RijksregisterNr.length != 13) {
	return false;
 }

 if(!((RijksregisterNr.charAt(6) == " ") && (RijksregisterNr.charAt(10) == " "))) {
 	return false;
  }
 else return true;

}

function RijksregGeldig(RijksregisterNr,geboorte) {
 // controle modulo 97
 var rest;
 var tmpRR = "";
 var RR1 = "";
 var RR2 = "";
 var RR3 = "";
 var tmpGeb = "";
 var GebDD = "";
 var GebMM = "";
 var GebYYYY = "";
 var GebYY = "";

 tmpRR = RijksregisterNr;
 RR1 = tmpRR.substring(0,6);
 tmpRR = tmpRR.substring(7,tmpRR.length);
 RR2 = tmpRR.substring(0,3);
 tmpRR = tmpRR.substring(4,tmpRR.length);
 RR3 = tmpRR.substring(0,2);

 tmpGeb = geboorte;
 GebDD = tmpGeb.substring(0,2);
 tmpGeb = tmpGeb.substring(3,tmpGeb.length);  
 GebMM = tmpGeb.substring(0,2);
 tmpGeb = tmpGeb.substring(3,tmpGeb.length);
 GebYYYY = tmpGeb.substring(0,4);
 tmpGeb = GebYYYY;
 tmpGeb = tmpGeb.substring(2,tmpGeb.length);
 GebYY = tmpGeb.substring(0,2);

 if((GebYY + GebMM + GebDD) != RR1) return false;

 if((GebYYYY + GebMM + GebDD) < 20000101) {
 	rest = (RR1 + RR2)%97;
	if((97-rest)!=RR3) return false;
 }
 else {
 	rest = (2 + RR1 + RR2)%97;
	if((97-rest)!=RR3) return false;
 }

 return true;
}

function BankrekGeldig(Bankrek) {
 // controle modulo 97
 var BR1 = "";
 var BR2 = "";
 var BR3 = "";

 BR1 = Bankrek.substring(0,3);
 BR2 = Bankrek.substring(4,11);
 BR3 = Bankrek.substring(12,14);

 if((BR1 + BR2) - parseInt((BR1 + BR2)/97)*97 != BR3) return false;
 
 return true;
}

function IBANGeldig(Bankrek) {
 // controle geldigheid IBAN-rekeningnummer (modulo 97)
	Bankrek=Bankrek.replace(/ /gi,""); /* vervang alle spaties */
        if (Bankrek.length < 5) { return false; } 
        s = Bankrek.substring(4) + Bankrek.substring(0, 4); 
        for (i = 0, r = 0; i < s.length; i++ ) 
        { 
                c = s.charCodeAt(i); 
                if (48 <= c && c <= 57) 
                { 
                        if (i == s.length-4 || i == s.length-3) { return false; } /*pos 1 en 2 mogen geen cijfers zijn*/
                        k = c - 48; 
                } 
                else if (65 <= c && c <= 90) 
                { 
                        if (i == s.length-2 || i == s.length-1) { return false; } /*pos 3 en 4 mogen geen letters zijn*/
                        k = c - 55; 
                } 
                else { return false; } /*Only digits and uppercase letters are allowed*/
                if (k > 9) 
                        r = (100 * r + k) % 97; 
                else 
                        r = (10 * r + k) % 97; 
        } 
        if (r != 1) { return false; } 
 
 return true;
}

function TijdGeldig(tijd) {
 var uren = "";
 var minuten = "";

 uren = tijd.substring(0,2);
 minuten = tijd.substring(3,5);

 if(isNaN(uren)) return false;
 if(isNaN(minuten)) return false;

 if(uren<0) return false;
 if(uren>23) return false;
 if(minuten<0) return false;
 if(minuten>59) return false;
 
 return true;
}


function PaginaTaal(){
 	var strNL = "";

	 strNL = location.href.indexOf('/nl/');
	 if(strNL == -1) {
	  PaginaTaal = "FR";
	 }
	 else {
	  PaginaTaal = "NL";
  	 }
  
  return PaginaTaal
}


function FormatDatum(e,bx) {
 // backspace = keyCode 8, slash = keyCode 111, del= keyCode 46
 // dd/mm/yyyy
     var key;
    if(window.event) {
      key = window.event.keyCode; 
    }
    else if(e.which) {
      key = e.which;
    }
 if((bx.value.length == 2 || bx.value.length == 5) && (key != 8) && (key != 111) && (key != 46)) {
 	bx.value = bx.value + '/';
 }
}


function FormatTijd(e,bx) {
 // backspace = keyCode 8, : = keyCode 191, del= keyCode 46
 // dd/mm/yyyy
     var key;
    if(window.event) {
      key = window.event.keyCode; 
    }
    else if(e.which) {
      key = e.which;
    }

 if((bx.value.length == 2) && (key != 8) && (key != 191) && (key != 46)) {
 	bx.value = bx.value + ':';
 }
}

function FormatRiziv(e,bx) {
 // backspace = keyCode 8,punt = keyCode 110,del= keyCode 46
 // x.xxxxx.xx.xxx
     var key;
    if(window.event) {
      key = window.event.keyCode; 
    }
    else if(e.which) {
      key = e.which;
    }
 if((bx.value.length == 1 || bx.value.length == 7 || bx.value.length == 10) && (key != 8) && (key != 110) && (key != 46)) {
 	bx.value = bx.value + '.';
 }
}

function FormatRijksreg(e,bx) {
 // backspace = keyCode 8,spatie = keyCode 32,del= keyCode 46
 // xxxxxx xxx xx
     var key;
    if(window.event) {
      key = window.event.keyCode; 
    }
    else if(e.which) {
      key = e.which;
    }
 if((bx.value.length == 6 || bx.value.length == 10) && (key != 8) && (key != 32) && (key != 46)) {
 	bx.value = bx.value + ' ';
 }
}

function FormatBankrekening(e,bx) {
 // backspace = keyCode 8,streepje(-) = keyCode 109,del= keyCode 46
 // xxx-xxxxxxx-xx
     var key;
    if(window.event) {
      key = window.event.keyCode; 
    }
    else if(e.which) {
      key = e.which;
    }

 if((bx.value.length == 3 || bx.value.length == 11) && (key != 8) && (key != 109) && (key != 46)) {
 	bx.value = bx.value + '-';
 }
}

function FormatIBAN(e,bx) {
 // backspace = keyCode 8,spatie = keyCode 32,del= keyCode 46
 // BExx xxxx xxxx xxxx
     var key;
    if(window.event) {
      key = window.event.keyCode; 
    }
    else if(e.which) {
      key = e.which;
    }

 if((bx.value.length == 4 || bx.value.length == 9 || bx.value.length == 14) && (key != 8) && (key != 32) && (key != 46)) {
 	bx.value = bx.value + ' ';
 }
}

function FormatRPR(e,bx) {
 // backspace = keyCode 8,punt = keyCode 110,del= keyCode 46
 // xxxx.xxx.xxx
     var key;
    if(window.event) {
      key = window.event.keyCode; 
    }
    else if(e.which) {
      key = e.which;
    }
 if((bx.value.length == 4 || bx.value.length == 8) && (key != 8) && (key != 110) && (key != 46)) {
 	bx.value = bx.value + '.';
 }
}

function FormatGSM(e,bx) {
 // backspace = keyCode 8, slash = keyCode 111, del= keyCode 46, punt = keyCode 110
 // xxxx/xx.xx.xx
     var key;
    if(window.event) {
      key = window.event.keyCode; 
    }
    else if(e.which) {
      key = e.which;
    }
 if((bx.value.length == 4) && (key != 8) && (key != 111) && (key != 46)) {
 	bx.value = bx.value + '/';
 }
 if((bx.value.length == 7 || bx.value.length == 10) && (key != 8) && (key != 110) && (key != 46)) {
 	bx.value = bx.value + '.';
 }
}


function Hoofdletters(bx) {
 bx.value=bx.value.toUpperCase();
}

function TitleCase(bx) {
 var char1 = "";
 var nextChar = "";
 char1 = bx.value.substring(0,1);
 nextChar = bx.value.substring(1,bx.value.length);
 char1 = char1.toUpperCase();
 bx.value=char1 + nextChar;
}

// Assumes date_str is in "dd/mm/yyyy" format.
// Returns a Date object if date_str is valid.
// Returns null if date_str is not a valid date.
function getDateFromStr(date_str)
{
  var dt = null, y, m, d, a = date_str.split('/');
  if (a && a.length == 3) {
    d = parseInt(a[0]); // dag
    m = parseInt(a[1])-1;     // maand
    y = parseInt(a[2]);     // jaar
    if (!isNaN(m) && !isNaN(d) && !isNaN(y) && y >= 1900 && m >= 0 && m <= 11 && d >= 1 && d <= 31) {
      dt = new Date(y, m, d);
    }
  }
  return dt;
}

function RemoveTags(bx) {
var str;
str=bx.value;
var re= /<\S[^><]*>/g;
str=str.replace(re, "");
bx.value=str;
}

function Clickheretoprint()
{ 
  var disp_setting="toolbar=yes,location=no,directories=yes,menubar=yes,"; 
      disp_setting+="scrollbars=yes,width=650, height=600, left=100, top=25"; 
  var content_vlue = document.getElementById("TePrinten").innerHTML; 
  
  var docprint=window.open("","",disp_setting); 
   docprint.document.open(); 
   docprint.document.write('<html><head><title>Amma</title>'); 
   docprint.document.write('</head><body onLoad="self.print()"><h1>AMMA</h1><center>');          
   docprint.document.write(content_vlue);          
   docprint.document.write('</center></body></html>'); 
   docprint.document.close(); 
   docprint.focus(); 
}