// de include file zit al in de pageheader.inc en hoeft hier niet nog eens
// Hieronder staan de functies voor de clientsite checks
function chkMinLength(Field,FieldName,FieldValue,MinLength,MaxLength,ExtraParam) {
	//functie controleert of de ingevoerde lengte voldoet aan minimale lengte
	if (FieldValue.length < MinLength) {
		return DisplayErrMsg(Field,FieldName,FieldValue,'emNotEnough',MinLength,'');
	}else{
		return true;
	}
}
function chkMaxLength(Field,FieldName,FieldValue,MinLength,MaxLength,ExtraParam) {
	//functie controleert of de ingevoerde lengte groter is dan de maximaal toegestaan lengte.
	if (FieldValue.length != 0) {
		if (FieldValue.length > MaxLength) {
			return DisplayErrMsg(Field,FieldName,FieldValue,'emTooMuch','',MaxLength);
		}else{
			return true;
		}
	}
	return true;
}

//begin chkmandatory functie
function chkMandatory(Field,FieldName,FieldValue,MinLength,MaxLength,ExtraParam){
	//alert(eval(FieldValue));
	if(FieldValue.length == 0){
		return DisplayErrMsg(Field,FieldName,FieldValue,'emEmpty','','');
	}else{
		if (Trim(FieldValue).length == 0) {
			return DisplayErrMsg(Field,FieldName,FieldValue,'emOnlySpaces','','');
		}
		else {
			return true;
		}	
	}		
}

function LTrim(str) {
	for (var i=0; str.charAt(i)==" "; i++);
	return str.substring(i,str.length);
}

function RTrim(str) {
	for (var i=str.length-1; str.charAt(i)==" "; i--);
	return str.substring(0,i+1);
}

function Trim(str) {
	return LTrim(RTrim(str));
}
//einde chkmandatory functie

function chkZipCode(Field,FieldName,FieldValue,MinLength,MaxLength,ExtraParam) {
	if (FieldValue.length != 0) {
		var txtZipCode = FieldValue.replace(/^ +/, "").replace(/ +$/,"");
		if (txtZipCode){
			
			//De eerste 4 posities moeten numeriek zijn de laatste 2 in A-Z
			var objRegex;
			objRegex = /^\d{4} ?[a-zA-Z]{2}$/i;
			if (! objRegex.test(txtZipCode)) {
			    return DisplayErrMsg(Field,FieldName,FieldValue,'emFormatWrong','','');
			}
		}
		return true;
	}
	return true;
}

function chkCharacter(Field,FieldName,FieldValue,MinLength,MaxLength,ExtraParam) {
	if (FieldValue.length != 0) {
		var checkOK = ExtraParam;
		var strNumeric = '0123456789';
		var strAlphaLowerCase = 'abcdefghijklmnopqrstuvwxyz0';
		var strAlphaUpperCase = strAlphaLowerCase.toUpperCase();
		var strAlpha = strAlphaLowerCase + strAlphaUpperCase + ' ';			
		var strAlphaNumeric = strAlpha + strNumeric;
		var strTelephone = strAlphaNumeric+'+-() ';
		switch(checkOK) {
			case "Numeric": 
				checkOK = strNumeric;
				break;
			case "Alphanumeric": 
				checkOK = strAlphaNumeric;
				break;
			case "Telephone": 
				checkOK = strTelephone;
				break;
		}
		var allValid = true;
		for (i = 0;  i < FieldValue.length;  i++)
		{
			ch = FieldValue.charAt(i);
			for (j = 0;  j < checkOK.length;  j++) {
				if (ch == checkOK.charAt(j)) {
					allValid = true;
					break;
				}
				else {
					allValid = false;
				}
				if (j == checkOK.length) {
					break;	
				}
			}
			if (!allValid) {
				break;
			}
		}
		if (!allValid) {
			return DisplayErrMsg(Field,FieldName,FieldValue,'emNotValid','','','');
		}
		else {
			return true;
		}
	}
	return true;
}
	
function chkEmail(Field,FieldName,FieldValue,MinLength,MaxLength,ExtraParam) {
if (FieldValue.length != 0) {
	/* The following pattern is used to check if the entered e-mail address
	   fits the user@domain format.  It also is used to separate the username
	   from the domain. */
	var emailPat=/^(.+)@(.+)$/
	/* The following string represents the pattern for matching all special
	   characters.  We don't want to allow special characters in the address. 
	   These characters include ( ) < > @ , ; : \ " . [ ]    */
	var specialChars="\\(\\)<>@,;:\\\\\\\"\\.\\[\\]"
	/* The following string represents the range of characters allowed in a 
	   username or domainname.  It really states which chars aren't allowed. */
	var validChars="\[^\\s" + specialChars + "\]"
	/* The following pattern applies if the "user" is a quoted string (in
	   which case, there are no rules about which characters are allowed
	   and which aren't; anything goes).  E.g. "jiminy cricket"@disney.com
	   is a legal e-mail address. */
	var quotedUser="(\"[^\"]*\")"
	/* The following pattern applies for domains that are IP addresses,
	   rather than symbolic names.  E.g. joe@[123.124.233.4] is a legal
	   e-mail address. NOTE: The square brackets are required. */
	var ipDomainPat=/^\[(\d{1,3})\.(\d{1,3})\.(\d{1,3})\.(\d{1,3})\]$/
	/* The following string represents an atom (basically a series of
	   non-special characters.) */
	var atom=validChars + '+'
	/* The following string represents one word in the typical username.
	   For example, in john.doe@somewhere.com, john and doe are words.
	   Basically, a word is either an atom or quoted string. */
	var word="(" + atom + "|" + quotedUser + ")"
	// The following pattern describes the structure of the user
	var userPat=new RegExp("^" + word + "(\\." + word + ")*$")
	/* The following pattern describes the structure of a normal symbolic
	   domain, as opposed to ipDomainPat, shown above. */
	var domainPat=new RegExp("^" + atom + "(\\." + atom +")*$")
	
	/* Finally, let's start trying to figure out if the supplied address is
	   valid. */
	
	/* Begin with the coarse pattern to simply break up user@domain into
	   different pieces that are easy to analyze. */
	var matchArray=FieldValue.match(emailPat)
	if (matchArray==null) {
	  /* Too many/few @'s or something; basically, this address doesn't
	     even fit the general mould of a valid e-mail address. */
		return DisplayErrMsg(Field,FieldName,FieldValue,'emEmailIncorrect','','','');
	}
	var user=matchArray[1]
	var domain=matchArray[2]
	
	// See if "user" is valid 
	if (user.match(userPat)==null) {
	    // user is not valid
		return DisplayErrMsg(Field,FieldName,FieldValue,'emEmailIncorrect','','','');
	}
	
	/* if the e-mail address is at an IP address (as opposed to a symbolic
	   host name) make sure the IP address is valid. */
	var IPArray=domain.match(ipDomainPat)
	if (IPArray!=null) {
	    // this is an IP address
		  for (var i=1;i<=4;i++) {
		    if (IPArray[i]>255) {
			return DisplayErrMsg(Field,FieldName,FieldValue,'emEmailIncorrect','','','');		
		    }
	    }
	    return true
	}
	
	// Domain is symbolic name
	var domainArray=domain.match(domainPat)
	if (domainArray==null) {
		return DisplayErrMsg(Field,FieldName,FieldValue,'emEmailIncorrect','','','');
	}
	
	/* domain name seems valid, but now make sure that it ends in a
	   three-letter word (like com, edu, gov) or a two-letter word,
	   representing country (uk, nl), and that there's a hostname preceding 
	   the domain or country. */
	
	/* Now we need to break up the domain to get a count of how many atoms
	   it consists of. */
	var atomPat=new RegExp(atom,"g")
	var domArr=domain.match(atomPat)
	var len=domArr.length
	if (domArr[domArr.length-1].length<2 || 
	    domArr[domArr.length-1].length>3) {
	   // the address must end in a two letter or three letter word.
		return DisplayErrMsg(Field,FieldName,FieldValue,'emEmailIncorrect','','','');   
	}
	
	// Make sure there's a host name preceding the domain.
	if (len<2) {
		return DisplayErrMsg(Field,FieldName,FieldValue,'emEmailIncorrect','','','');
	}
	
	// If we've gotten this far, everything's valid!
	return true;
}
return true;
}

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

function chkDate(Field,FieldName,FieldValue,MinLength,MaxLength,ExtraParam) {
// checks if date passed is in valid dd-mm-yyyy format
	if (FieldValue.length != 0) {
	    if ((FieldValue.length >= 8) && (FieldValue.length <= 10)){			
			var endpos = FieldValue.indexOf("-");		       
            var date  = FieldValue.substring(0,endpos);							
			var startpos = endpos + 1				
			endpos = FieldValue.indexOf("-",startpos);
            var month = FieldValue.substring(startpos,endpos);
			startpos = endpos + 1				
            var year  = FieldValue.substring(startpos,FieldValue.length);			
            var test = new Date(year,month-1,date);

            if (year == y2k(test.getYear()) && (month-1 == test.getMonth()) && (date == test.getDate())) {
         
				return true;
            }
            else {
                return DisplayErrMsg(Field,FieldName,FieldValue,'emNoDate','','');
            }
	        //}
	        //else {
	            //return DisplayErrMsg(Field,FieldName,FieldValue,'emFormatWrong','','');
	        //}
	    }
	    else {			
	        return DisplayErrMsg(Field,FieldName,FieldValue,'emNoDate','','');
	    }
	}
	return true;
}
	
var IE
	
if (navigator.appName.search("Internet Explorer") != -1  )
{
	IE = true;
}
else
{
	IE = false;
}
	
function check(arrayname) {
// Voert a.h.v. een array (arrayname) met daarin de aan te roepen 
// functies met parameters checks op betreffende velden uit. Bij
// de eerste foute invoer genereert de aangeroepen functie een 
// foutmelding en wordt de lus doorbroken.
var param;
var sfunction;
var btest;
var sdummy;
var field;
 	for (counterA=0;counterA < arrayname.length; counterA++){
		var param = "";
		sfunction = arrayname[counterA][0];	
		for(counterB=1;counterB < arrayname[counterA].length; counterB++){
			if(counterB!=1){param = param + ",";
			}
			//param = param + "'" + arrayname[counterA][counterB] + "'";
			if ((counterB==1)||(counterB==3)) {param = param + arrayname[counterA][counterB];}
			else {param = param + '"' + arrayname[counterA][counterB] + '"';}
   		}
		sdummy = sfunction + "(" + param + ")";
		//alert(sdummy);
		if (!eval(sdummy)) {
			btest = false;
			break;
		}
		else {
			btest = true;
			
		}
	}
		return btest;
}
function DisplayErrMsg(Field,FieldName,FieldValue,errMsg,MinLength,MaxLength,ExtraParameter) {
		//var theDiv = document.
		switch(errMsg) {
			case "emEmpty": 
				errMsg = "Het veld '"+FieldName+"' mag niet leeg zijn.";
				break;
			case "emNotEnough": 
				errMsg = "Het veld '"+FieldName+"' bevat niet het benodigde aantal van "+MinLength+" tekens.";
				break;
			case "emTooMuch": 
				errMsg = "Het veld '"+FieldName+"' bevat meer dan het toegestane aantal van "+MaxLength+" tekens.";
				break;
			case "emNotValid": 
				errMsg = "Het veld '"+FieldName+"' bevat tekens die niet toegestaan zijn.";
				break;
			case "emFormatWrong": 
				errMsg = "Het veld '"+FieldName+"' heeft niet het juiste formaat.";
				break;
			case "emNoEmail": 
				errMsg = "Het veld '"+FieldName+"' bevat geen geldig emailadres.";
				break;
			case "emNoDate": 
				errMsg = "Het veld '"+FieldName+"' bevat geen geldige datum.\n\nFormaat: DD-MM-YYYY";
				break;
			case "emUNIsPW": 
				errMsg = "De gebruikersnaam is gelijk aan het wachtwoord. Dit is niet toegestaan.";
				break;
			case "emEmailIncorrect": 
				errMsg = "Het veld '"+FieldName+"' is niet correct.\n(let op @ en .)";
				break;
			case "emOnlySpaces": 
				errMsg = "Het veld '"+FieldName+"' mag niet alleen spaties bevatten.";
				break;
			case "emOneUrl": 
				errMsg = "U kunt maar 1 adres invoeren. Gebruik hier geen komma, puntkomma of spatie.";
				break;				
		}
		alert(errMsg);
		eval(Field).focus();
		return false;
	}

var zIndexCounter = 101;
var MM_TO=new Array();

function hideObject(id){
	if(document.getElementById){
		if(document.getElementById(id)){
			document.getElementById(id).style.visibility = 'hidden';
		}
	}else if (document.layers){
		if(document.layers[id]){
			document.layers[id].visibility = 'hide';
		}
	}
}

//window.onresize = getBrowser;

function showObject(event,srcObj,id){
	var trgObj;
	var par;
	var vzindex;
	if (document.getElementById){
		//alert("IE");	
		if (trgObj = document.getElementById(id)){
			par = srcObj.parentNode;
			if (id.search("TerMenu_") != -1) {par = par.parentNode;}
			//window.status = (trgObj.style.zIndex + zIndexCounter++);
			vzindex = zIndexCounter++;
			if (id.search("TerMenu_") != -1)
				{trgObj.style.left =  200 + "px";
				trgObj.style.top = (par.offsetTop + srcObj.offsetTop) + "px";
				}
			else
				{trgObj.style.left =  100 + "px";
				trgObj.style.top = (par.offsetTop + 150) + "px";
				}
			trgObj.style.visibility = "visible";
			trgObj.style.zindex = vzindex;
		}
	}else if (document.layers){
		if(document.layers[id]){
			document.layers[id].visibility = 'show';
			document.layers[id].left = event.pageX;
			document.layers[id].top = event.pageY;
		}
	}
}

function showVisual(event,srcObj,id){
	var trgObj;
	var par;
	var vzindex;
	if (document.getElementById){
		if (trgObj = document.getElementById(id)){
			par = srcObj.parentElement;
			trgObj.style.visibility = "visible";
		}
	}else if (document.layers){
		if(document.layers[id]){
			document.layers[id].visibility = 'show';
			document.layers[id].left = event.pageX;
			document.layers[id].top = event.pageY;
		}
	}
}

function visual_Over(ev,srcEl,index){
	window.clearTimeout(MM_TO[index]);
	showVisual(ev,srcEl,"loVisual" + index);
}

function visual_Out(ev,srcEl,index){
	hideObject("loVisual" + index);
}

function ClosePrintDoc(){
	window.close();
	window.setTimeout("ClosePrintDoc()", 1000)
}

function printDoc(){
	var a = navigator.appName + navigator.userAgent.indexOf("3.")
	var b = navigator.appName + navigator.userAgent.indexOf("MSIE 4")
	
	if (a == "Netscape-1"  || b == "Microsoft Internet Explorer-1")
		{self.resizeTo(1,1);
		window.moveTo(1,1);
		window.print();
		window.setTimeout("ClosePrintDoc()", 1000);}
	else
		{alert("Uw browser kan niet automatisch printen.\nKlik op bestand(file) en dan afdrukken(print)\nom het document af te drukken.")}
}

function scrollToTop() {
	//var scrollTo = document.getElementById("").parentElement.offsetTop;
	document.getElementById("content").scrollTop = 0;
	//content.style.offsetHeight = 0;
}

//==============================================================

var remember = new Array();
var remember2 = new Array();
var checkIt;
var par;
var trgObj;
var classname;
var navitem;
var navid
var lvl
var DHTML = (document.getElementById || document.all || document.layers);


function hidebg(name,lvl,obj) {

	classname = obj.className;
	//alert(name);
	if (classname.search("primnavisel") == -1) {
		if (lvl == 1) {
			navid = name;
			obj.style.background = "url('template/layout/image/spacer.gif')";
		}
		else {
			navitem = 'MenuItem_'+navid;
			navitem = document.getElementById(navitem);
			navitem.style.background = "url('template/layout/image/spacer.gif')";
		}
	}
}

function showbg(name,lvl,obj) {
	if (lvl == 1) {
		navid = name;
		obj.style.background = "url('template/layout/image/bg_menu.jpg')";
	}
	else {
		navitem = 'MenuItem_'+navid;
		navitem = document.getElementById(navitem);
		navitem.style.background = "url('template/layout/image/bg_menu.jpg')";
	}
}

function show(name,lvl,obj)
{
	if (!DHTML) return;
	checkUserInput();
	if (remember[lvl] && remember[lvl] == name) return;
	if (remember[lvl])
	{
		closeAll(lvl);
	}
	if (name)
	{

		var x = getObj(name);
		trgObj = document.getElementById(name)
		par = obj.parentNode;
		if (document.getElementById){

			if (lvl == 1) {
				trgObj.style.left =  125 + "px";
				trgObj.style.top = (par.offsetTop + 151) + "px";
			}
			else {
				par = par.parentNode;
				trgObj.style.left =  268 + "px";
				trgObj.style.top = (par.offsetTop + obj.offsetTop) + "px";
			}
		}else if (document.layers){
			if(document.layers[name]){
				document.layers[name].visibility = 'show';
				document.layers[name].left = event.pageX;
				document.layers[name].top = event.pageY;
			}
		}

		x.visibility = 'visible';
	}
	remember[lvl] = name;
	if (obj.parentNode) y = obj.parentNode;
	else if (obj.parentElement) y = obj.parentElement;
	else return;
	if (y.className) return;
	y.className = 'over';
	if (remember2[lvl]) remember2[lvl].className = '';
	remember2[lvl] = y;
}

function closeAll(lvl)
{
	for (i=remember.length - 1;i>=lvl;i--)
	{
		if (remember[i])
		{
			var x = getObj(remember[i]);
			x.visibility = 'hidden';
		}
		remember[i] = null;
		if (remember2[i])
		{
			remember2[i].className = '';
			remember2[i] = null;
		}
	}
}

function checkUserInput()
{
	if (checkIt) clearTimeout(checkIt);
	checkIt = setTimeout('closeAll(1)',3000);
}

function checkUserInput2(lvl)
{
	closeAll(lvl);
}

function getObj(name)
{
  if (document.getElementById)
  {
    return document.getElementById(name).style;
  }
  else if (document.all)
  {
    return document.all[name].style;
  }
  else if (document.layers)
  {
    return document.layers[name];
  }
  else return false;
}



//-->