var oElement = null;

function toggle(sBlockId)
{ 
    sPicId = sBlockId + 'p';
    oBlock = document.getElementById(sBlockId);
    oPic = document.getElementById(sPicId);
    if(!oBlock || !oPic) { return; }

  if(oBlock.style.display == 'none')
    {  
	   oBlock.style.display = '';
                   oPic.src = '/afb/knop-ber_uitklappen_f2.gif';
                   oPic = null;
	   oBlock = null;
    }
    else if(oBlock.style.display == '')
    { 
	   oBlock.style.display = 'none';
	   				oPic.src = '/afb/knop-ber_uitklappen.gif';
                   oBlock = null;
                   oPic = null;
    }

}
function togglenoImage(sBlockId)
{ 
   
    oBlock = document.getElementById(sBlockId);
    if(!oBlock) { return; }

  if(oBlock.style.display == 'none')
    {  
	   oBlock.style.display = '';
	   oBlock = null;
    }
    else if(oBlock.style.display == '')
    { 
	   oBlock.style.display = 'none';
		oBlock = null;         
    }

}
function toggleX(sBlockId)
{ 
var oElement = null;
sBlock = document.getElementById(sBlockId);
if(!sBlock) { return; }
if(sBlock.style.display == 'none')
{  
sBlock.style.display = '';
sBlock = null;
}
else if(sBlock.style.display == '')
{ 
sBlock.style.display = 'none';
sBlock = null;
}
}
function toggleY(sBlockId)
{ 
var oElement = null;
sBlock = document.getElementById(sBlockId);
if(!sBlock) { return; }
if(sBlock.style.display == 'none')
{  
sBlock.style.display = '';
sBlock = null;
}
else if(sBlock.style.display == '')
{ 
sBlock.style.display = 'none';
sBlock = null;
}
}
function toggleZ(sBlockId)
{ 
var oElement = null;
sBlock = document.getElementById(sBlockId);
if(!sBlock) { return; }
if(sBlock.style.display == 'none')
{  
sBlock.style.display = '';
sBlock = null;
}
else if(sBlock.style.display == '')
{ 
sBlock.style.display = 'none';
sBlock = null;
}
}

function toggleReactie(sBlockId)
{ 
    sPicId = sBlockId + 'u';
    oBlock = document.getElementById(sBlockId);
    oPic = document.getElementById(sPicId);
    if(!oBlock || !oPic) { return; }

  if(oBlock.style.display == 'none')
    {  
	   oBlock.style.display = '';
                   oPic.src = '/afb/knop-leesmeer_f3.gif';
                   oPic = null;
	   oBlock = null;
    }
    else if(oBlock.style.display == '')
    { 
	   oBlock.style.display = 'none';
	   oPic.src = '/test/knop-leesmeer.gif';
                   oBlock = null;
                   oPic = null;
    }

}
function removeSpaces(string) {
	var tstring = "";
	string = '' + string;
	splitstring = string.split(" ");
	for(i = 0; i < splitstring.length; i++)
	tstring += splitstring[i];
	return tstring;
}
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_nbGroup(event, grpName) { //v6.0
  var i,img,nbArr,args=MM_nbGroup.arguments;
  if (event == "init" && args.length > 2) {
    if ((img = MM_findObj(args[2])) != null && !img.MM_init) {
      img.MM_init = true; img.MM_up = args[3]; img.MM_dn = img.src;
      if ((nbArr = document[grpName]) == null) nbArr = document[grpName] = new Array();
      nbArr[nbArr.length] = img;
      for (i=4; i < args.length-1; i+=2) if ((img = MM_findObj(args[i])) != null) {
        if (!img.MM_up) img.MM_up = img.src;
        img.src = img.MM_dn = args[i+1];
        nbArr[nbArr.length] = img;
    } }
  } else if (event == "over") {
    document.MM_nbOver = nbArr = new Array();
    for (i=1; i < args.length-1; i+=3) if ((img = MM_findObj(args[i])) != null) {
      if (!img.MM_up) img.MM_up = img.src;
      img.src = (img.MM_dn && args[i+2]) ? args[i+2] : ((args[i+1])? args[i+1] : img.MM_up);
      nbArr[nbArr.length] = img;
    }
  } else if (event == "out" ) {
    for (i=0; i < document.MM_nbOver.length; i++) {
      img = document.MM_nbOver[i]; img.src = (img.MM_dn) ? img.MM_dn : img.MM_up; }
  } else if (event == "down") {
    nbArr = document[grpName];
    if (nbArr)
      for (i=0; i < nbArr.length; i++) { img=nbArr[i]; img.src = img.MM_up; img.MM_dn = 0; }
    document[grpName] = nbArr = new Array();
    for (i=2; i < args.length-1; i+=2) if ((img = MM_findObj(args[i])) != null) {
      if (!img.MM_up) img.MM_up = img.src;
      img.src = img.MM_dn = (args[i+1])? args[i+1] : img.MM_up;
      nbArr[nbArr.length] = img;
  } }
}

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_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];}
}
function MM_openBrWindow(theURL,winName,features) { //v2.0
  window.open(theURL,winName,features);
}
function MM_jumpMenu(targ,selObj,restore){ //v3.0
  eval(targ+".location='"+selObj.options[selObj.selectedIndex].value+"'");
  if (restore) selObj.selectedIndex=0;
}
function winopen(url, winname, width, height, extra)
{
	if (!extra) extra = ''; else extra = ',' + extra;
	var popup = window.open(url,winname,'toolbar=no,location=no,menubar=no,width='+width+',height='+height+',resizable=yes,status=no'+extra);
	try { popup.focus(); } catch(e) {}
}
function validate(theForm) 
	{
	var msg="De volgende (verplichte) velden zijn niet ingevuld:\n\n";
	var isValid=true;
	//-----------------------------	
		itsName = "Naam";
		itsValue = theForm.reactie_naam.value;
		if(isSizeSmaller(itsValue, 1) | (itsValue == "(uw naam)"))
		{
			msg += itsName + ": is niet ingevuld.\n";
			isValid=false;
		}
		itsName = "Reactie";
		itsValue = theForm.reactie_inhoud.value;
		if(isSizeSmaller(itsValue, 1) | (itsValue == "(uw reactie)"))
		{
			msg += itsName + ": is niet ingevuld.\n";
			isValid=false;
		}
		itsName = "Reactie";
		itsValue = theForm.reactie_inhoud.value;
		if(isSizeGreater(itsValue, 4000))
	 	{
	 		msg += itsName + ": bevat meer dan 4000 tekens.\n";
			isValid=false;
	  	}
		if(!isValid) 
	  	{
	  		alert( msg );
	  	}
	  		return isValid;
	  	} 
	  function isSizeSmaller(theValue, size)
	  {
	  	if (theValue.length < size) 
		return true;
	  	else 
		return false;
		return false;
	  }
	  function isSizeGreater(theValue, size)
	  {
	  	if (theValue.length > size) 
		return true;
	  	else 
		return false;
		return false;
	  }

function validateAanmeldformulier(theForm) 
	{
	var msg="De volgende (verplichte) velden zijn niet ingevuld:\n\n";
	var isValid=true;
	//-----------------------------	
		itsName = "Naam";
		itsValue = theForm.naam.value;
		if(isSizeSmaller(itsValue, 1) | (itsValue == "(uw naam)"))
		{
			msg += itsName + ": is niet ingevuld.\n";
			isValid=false;
		}
//-----------------------------	
		itsName = "Organisatie";
		itsValue = theForm.organisatie.value;
		if(isSizeSmaller(itsValue, 1) | (itsValue == "(uw naam)"))
		{
			msg += itsName + ": is niet ingevuld.\n";
			isValid=false;
		}
		itsName = "E-mailadres";
		itsValue = theForm.email.value;
		if(isSizeSmaller(itsValue, 1))
		{
			
				msg += itsName + ": is niet ingevuld.\n";
				isValid=false;
			
		} else if(!isEmail(itsValue)){
				msg += itsName + ": is geen geldig e-mailadres.\n";
				isValid=false;			

		}

		if(!isValid) 
	  	{
	  		alert( msg );
	  	}
	  		return isValid;
	  	} 
	  function isSizeSmaller(theValue, size)
	  {
	  	if (theValue.length < size) 
		return true;
	  	else 
		return false;
		return false;
	  }
	  function isSizeGreater(theValue, size)
	  {
	  	if (theValue.length > size) 
		return true;
	  	else 
		return false;
		return false;
	  }
function isEmail(strval) {

	  	if (strval.search(/^\w+((-\w+)|(\.\w+))*\@[A-Za-z0-9]+((\.|-)[A-Za-z0-9]+)*\.[A-Za-z0-9]+$/) != -1)

	  	    return true;

	  	else

	  	    return false;

	  }   
	  
	function validateExperiment(theForm) 
	{
	var msg="De volgende (verplichte) velden zijn niet ingevuld:\n\n";
	var isValid=true;
	//-----------------------------	
		itsName = "Naam";
		itsValue = theForm.naam.value;
		if(isSizeSmaller(itsValue, 2) | (itsValue == "(uw naam)"))
		{
			msg += itsName + ": is niet ingevuld.\n";
			isValid=false;
		}
		itsName = "Postadres";
		itsValue = theForm.postadres.value;
		if(isSizeSmaller(itsValue, 5))
		{
			msg += itsName + ": is niet ingevuld.\n";
			isValid=false;
		}
		itsName = "Postcode";
		itsValue1 = theForm.postcode.value;
		itsValue = removeSpaces(itsValue1);
		if(isSizeSmaller(itsValue, 1))
		{
			
				msg += itsName + ": is niet ingevuld.\n";
				isValid=false;
			
		} else if(!isPostcode(itsValue)){
				msg += itsName + ": is geen geldige postcode.\n";
				isValid=false;			

		}
		itsName = "Woonplaats";
		itsValue = theForm.woonplaats.value;
		if(isSizeSmaller(itsValue, 2))
		{
			msg += itsName + ": is niet ingevuld.\n";
			isValid=false;
		}
		itsName = "E-mailadres";
		itsValue = theForm.email.value;
		if(isSizeSmaller(itsValue, 1))
		{
			
				msg += itsName + ": is niet ingevuld.\n";
				isValid=false;
			
		} else if(!isEmail(itsValue)){
				msg += itsName + ": is geen geldig e-mailadres.\n";
				isValid=false;			

		}
		if(!isValid) 
	  	{
	  		alert( msg );
	  	}
	  		return isValid;
	  	} 
		
	  function isSizeSmaller(theValue, size)
	  {
	  	if (theValue.length < size) 
		return true;
	  	else 
		return false;
		return false;
	  }
	  function isSizeGreater(theValue, size)
	  {
	  	if (theValue.length > size) 
		return true;
	  	else 
		return false;
		return false;
	  }
	  function isPostcode(strval){

	  	if(strval.search(/([0-9][0-9][0-9][0-9][A-Za-z][A-Za-z])+/) != -1)

	  	    return true;

	  	else

	  	    return false;

	   }
	   function isEmail(strval) {

	  	if (strval.search(/^\w+((-\w+)|(\.\w+))*\@[A-Za-z0-9]+((\.|-)[A-Za-z0-9]+)*\.[A-Za-z0-9]+$/) != -1)

	  	    return true;

	  	else

	  	    return false;

	  }     
	  function validateSevActueel(theForm) 
	{
	var msg="De volgende (verplichte) velden zijn niet ingevuld:\n\n";
	var isValid=true;
	//-----------------------------	
		itsName = "Naam";
		itsValue = theForm.naam.value;
		if(isSizeSmaller(itsValue, 2) | (itsValue == "(uw naam)"))
		{
			msg += itsName + ": is niet ingevuld.\n";
			isValid=false;
		}
		itsName = "Postadres";
		itsValue = theForm.postadres.value;
		if(isSizeSmaller(itsValue, 5))
		{
			msg += itsName + ": is niet ingevuld.\n";
			isValid=false;
		}
		itsName = "Postcode";
		itsValue1 = theForm.postcode.value;
		itsValue = removeSpaces(itsValue1);
		if(isSizeSmaller(itsValue, 1))
		{
			
				msg += itsName + ": is niet ingevuld.\n";
				isValid=false;
			
		} else if(!isPostcode(itsValue)){
				msg += itsName + ": is geen geldige postcode.\n";
				isValid=false;			

		}
		itsName = "Woonplaats";
		itsValue = theForm.woonplaats.value;
		if(isSizeSmaller(itsValue, 2))
		{
			msg += itsName + ": is niet ingevuld.\n";
			isValid=false;
		}
		if(!isValid) 
	  	{
	  		alert( msg );
	  	}
	  		return isValid;
	  	} 
		
	  function isSizeSmaller(theValue, size)
	  {
	  	if (theValue.length < size) 
		return true;
	  	else 
		return false;
		return false;
	  }
	  function isSizeGreater(theValue, size)
	  {
	  	if (theValue.length > size) 
		return true;
	  	else 
		return false;
		return false;
	  }
	  function isPostcode(strval){

	  	if(strval.search(/([0-9][0-9][0-9][0-9][A-Za-z][A-Za-z])+/) != -1)

	  	    return true;

	  	else

	  	    return false;

	   }
	   function isEmail(strval) {

	  	if (strval.search(/^\w+((-\w+)|(\.\w+))*\@[A-Za-z0-9]+((\.|-)[A-Za-z0-9]+)*\.[A-Za-z0-9]+$/) != -1)

	  	    return true;

	  	else

	  	    return false;

	  }     
	  function validateAgenda(theForm) 
	{
	var msg="De volgende (verplichte) velden zijn niet ingevuld:\n\n";
	var isValid=true;
	//-----------------------------	
		itsName = "Naam";
		itsValue = theForm.naam.value;
		if(isSizeSmaller(itsValue, 2) | (itsValue == "(uw naam)"))
		{
			msg += itsName + ": is niet ingevuld.\n";
			isValid=false;
		}
		itsName = "Adres";
		itsValue = theForm.adres.value;
		if(isSizeSmaller(itsValue, 5))
		{
			msg += itsName + ": is niet ingevuld.\n";
			isValid=false;
		}
		itsName = "Postcode";
		itsValue1 = theForm.postcode.value;
		itsValue = removeSpaces(itsValue1);
		if(isSizeSmaller(itsValue, 1))
		{
			
				msg += itsName + ": is niet ingevuld.\n";
				isValid=false;
			
		} else if(!isPostcode(itsValue)){
				msg += itsName + ": is geen geldige postcode.\n";
				isValid=false;			

		}
		itsName = "Woonplaats";
		itsValue = theForm.woonplaats.value;
		if(isSizeSmaller(itsValue, 2))
		{
			msg += itsName + ": is niet ingevuld.\n";
			isValid=false;
		}
		//itsName = "E-mailadres";
		//itsValue = theForm.email.value;
		//if(isSizeSmaller(itsValue, 1))
		//{
			
		//		msg += itsName + ": is niet ingevuld.\n";
		//		isValid=false;
			
		//} else if(!isEmail(itsValue)){
		//		msg += itsName + ": is geen geldig e-mailadres.\n";
		//		isValid=false;			

		//}
		if(!isValid) 
	  	{
	  		alert( msg );
	  	}
	  		return isValid;
	  	} 
		
	  function isSizeSmaller(theValue, size)
	  {
	  	if (theValue.length < size) 
		return true;
	  	else 
		return false;
		return false;
	  }
	  function isSizeGreater(theValue, size)
	  {
	  	if (theValue.length > size) 
		return true;
	  	else 
		return false;
		return false;
	  }
	  function isPostcode(strval){

	  	if(strval.search(/([0-9][0-9][0-9][0-9][A-Za-z][A-Za-z])+/) != -1)

	  	    return true;

	  	else

	  	    return false;

	   }
	   function isEmail(strval) {

	  	if (strval.search(/^\w+((-\w+)|(\.\w+))*\@[A-Za-z0-9]+((\.|-)[A-Za-z0-9]+)*\.[A-Za-z0-9]+$/) != -1)

	  	    return true;

	  	else

	  	    return false;

	  }     
	  function validatePublicatie(theForm) 
	{
	var msg="De volgende (verplichte) velden zijn niet ingevuld:\n\n";
	var isValid=true;
	//-----------------------------	
		itsName = "Naam";
		itsValue = theForm.naam.value;
		if(isSizeSmaller(itsValue, 2) | (itsValue == "(uw naam)"))
		{
			msg += itsName + ": is niet ingevuld.\n";
			isValid=false;
		}
		itsName = "Adres";
		itsValue = theForm.adres.value;
		if(isSizeSmaller(itsValue, 5))
		{
			msg += itsName + ": is niet ingevuld.\n";
			isValid=false;
		}
		itsName = "Postcode";
		itsValue1 = theForm.postcode.value;
		itsValue = removeSpaces(itsValue1);
		if(isSizeSmaller(itsValue, 1))
		{
			
				msg += itsName + ": is niet ingevuld.\n";
				isValid=false;
			
		} else if(!isPostcode(itsValue)){
				msg += itsName + ": is geen geldige postcode.\n";
				isValid=false;			

		}
		itsName = "Woonplaats";
		itsValue = theForm.woonplaats.value;
		if(isSizeSmaller(itsValue, 2))
		{
			msg += itsName + ": is niet ingevuld.\n";
			isValid=false;
		}
		itsName = "E-mailadres";
		itsValue = theForm.email.value;
		if(isSizeSmaller(itsValue, 1))
		{
			
				msg += itsName + ": is niet ingevuld.\n";
				isValid=false;
			
		} else if(!isEmail(itsValue)){
				msg += itsName + ": is geen geldig e-mailadres.\n";
				isValid=false;			

		}
		if(!isValid) 
	  	{
	  		alert( msg );
	  	}
	  		return isValid;
	  	} 
		
	  function isSizeSmaller(theValue, size)
	  {
	  	if (theValue.length < size) 
		return true;
	  	else 
		return false;
		return false;
	  }
	  function isSizeGreater(theValue, size)
	  {
	  	if (theValue.length > size) 
		return true;
	  	else 
		return false;
		return false;
	  }
	  function isPostcode(strval){

	  	if(strval.search(/([0-9][0-9][0-9][0-9][A-Za-z][A-Za-z])+/) != -1)

	  	    return true;

	  	else

	  	    return false;

	   }
	   function isEmail(strval) {

	  	if (strval.search(/^\w+((-\w+)|(\.\w+))*\@[A-Za-z0-9]+((\.|-)[A-Za-z0-9]+)*\.[A-Za-z0-9]+$/) != -1)

	  	    return true;

	  	else

	  	    return false;

	  }     
	  function printit(){  
if (window.print) {
    window.print() ;  
} else {
    var WebBrowser = '<OBJECT ID="WebBrowser1" WIDTH=0 HEIGHT=0 CLASSID="CLSID:8856F961-340A-11D0-A96B-00C04FD705A2"></OBJECT>';
document.body.insertAdjacentHTML('beforeEnd', WebBrowser);
    WebBrowser1.ExecWB(6, 2);//Use a 1 vs. a 2 for a prompting dialog box    WebBrowser1.outerHTML = "";  
}
}