function correctPNG() {
   for(var i=0; i<document.images.length; i++)
      {
	  var img = document.images[i]
	  var imgName = img.src.toUpperCase()
	  if (imgName.substring(imgName.length-3, imgName.length) == "PNG")
	     {
		 var imgID = (img.id) ? "id='" + img.id + "' " : ""
		 var imgClass = (img.className) ? "class='" + img.className + "' " : ""
		 var imgTitle = (img.title) ? "title='" + img.title + "' " : "title='" + img.alt + "' "
		 var imgStyle = "display:inline-block;" + img.style.cssText 
		 if (img.align == "left") imgStyle = "float:left;" + imgStyle
		 if (img.align == "right") imgStyle = "float:right;" + imgStyle
		 if (img.parentElement.href) imgStyle = "cursor:hand;" + imgStyle		
		 var strNewHTML = "<span " + imgID + imgClass + imgTitle
		 + " style=\"" + "width:" + img.width + "px; height:" + img.height + "px;" + imgStyle + ";"
	     + "filter:progid:DXImageTransform.Microsoft.AlphaImageLoader"
		 + "(src=\'" + img.src + "\', sizingMethod='noscale');\"></span>" 
		 img.outerHTML = strNewHTML
		 i = i-1
	     }
      }
   }
function alphaBackgrounds(){
	var rslt = navigator.appVersion.match(/MSIE (\d+\.\d+)/, '');
	var itsAllGood = (rslt != null && Number(rslt[1]) >= 5.5);
	for (i=0; i<document.all.length; i++){
		var bg = document.all[i].currentStyle.backgroundImage;
		if (itsAllGood && bg){
			if (bg.match(/\.png/i) != null){
				var mypng = bg.substring(5,bg.length-2);
				document.all[i].style.filter = "progid:DXImageTransform.Microsoft.AlphaImageLoader(src='"+mypng+"', sizingMethod='scale')";
				document.all[i].style.backgroundImage = "url('bg.gif')";
			}
		}
	}
}
function afdrukkenVacature() {
	
	document.frames['iframeAfdruk'].focus();
	document.frames['iframeAfdruk'].print();
}
function showDiv(layer){
	
	document.getElementById(layer).style.visibility='visible';
}

function hideDiv(layer){

	document.getElementById(layer).style.visibility='hidden';
}

function submitForm() {

	var fout=0;
	
	if(document.getElementById("voorletters").value=='') {
		fout=1;
		document.getElementById("voorletters").className='red';
	} else {
		document.getElementById("voorletters").className='';
	}
	
	if(document.getElementById("voornaam").value=='') {
		fout=1;
		document.getElementById("voornaam").className='red';
	} else {
		document.getElementById("voornaam").className='';
	}
	
	if(document.getElementById("achternaam").value=='') {
		fout=1;
		document.getElementById("achternaam").className='red';
	} else {
		document.getElementById("achternaam").className='';
	}
	
	if(document.getElementById("emailadres").value=='') {
		fout=1;
		document.getElementById("emailadres").className='red';
	} else {
		document.getElementById("emailadres").className='';
	}
	
	if(document.getElementById("dag").value=='') {
		fout=1;
		document.getElementById("dag").className='red2';
	} else {
		document.getElementById("dag").className='';
	}
	
	if(document.getElementById("maand").value=='') {
		fout=1;
		document.getElementById("maand").className='red2';
	} else {
		document.getElementById("maand").className='';
	}
	
	if(document.getElementById("jaar").value=='') {
		fout=1;
		document.getElementById("jaar").className='red2';
	} else {
		document.getElementById("jaar").className='';
	}
	
	if(document.getElementById("cv").value=='') {
		fout=1;
		document.getElementById("cv").className='red';
	} else {
		document.getElementById("cv").className='';
	}
	
	if(!fout) {
		document.form1.submit();
	}
}
function doorsturenSubmit() {

	var fout=0;

	if(document.getElementById('email').value=='') {
		fout=1;
		document.getElementById('email').className='red';
	} else {
		document.getElementById('email').className='';
	}
	
	if(document.getElementById('naam').value=='') {
		fout=1;
		document.getElementById('naam').className='red';
	} else {
		document.getElementById('naam').className='';
	}
	
	if(!fout) {
		
		document.doorsturen.submit();
	}
}
function sollicitatieSubmit(){
	
	var fout=0;
	
	if(document.getElementById("voorletters").value=='') {
		fout=1;
		document.getElementById("voorletters").className='red';
	} else {
		document.getElementById("voorletters").className='';
	}
	
	if(document.getElementById("voornaam").value=='') {
		fout=1;
		document.getElementById("voornaam").className='red';
	} else {
		document.getElementById("voornaam").className='';
	}
	
	if(document.getElementById("achternaam").value=='') {
		fout=1;
		document.getElementById("achternaam").className='red';
	} else {
		document.getElementById("achternaam").className='';
	}
	
	if(document.getElementById("emailadres").value=='') {
		fout=1;
		document.getElementById("emailadres").className='red';
	} else {
		document.getElementById("emailadres").className='';
	}
	
	if(document.getElementById("telefoonnummer").value=='') {
		fout=1;
		document.getElementById("telefoonnummer").className='red';
	} else {
		document.getElementById("telefoonnummer").className='';
	}
	
	if(document.getElementById("dag").value=='') {
		fout=1;
		document.getElementById("dag").className='red2';
	} else {
		document.getElementById("dag").className='';
	}
	
	if(document.getElementById("maand").value=='') {
		fout=1;
		document.getElementById("maand").className='red2';
	} else {
		document.getElementById("maand").className='';
	}
	
	if(document.getElementById("jaar").value=='') {
		fout=1;
		document.getElementById("jaar").className='red2';
	} else {
		document.getElementById("jaar").className='';
	}
	
	if(document.getElementById("cv").value=='') {
		fout=1;
		document.getElementById("cv").className='red';
	} else {
		document.getElementById("cv").className='';
	}
	
	if(!fout) {
		document.sollicitatie.submit();
	}
}

function submitFormInschrijven() {

	var fout=0;
	
	if(document.getElementById("voorletters").value=='') {
		fout=1;
		document.getElementById("voorletters").className='red';
	} else {
		document.getElementById("voorletters").className='';
	}
	
	if(document.getElementById("voornaam").value=='') {
		fout=1;
		document.getElementById("voornaam").className='red';
	} else {
		document.getElementById("voornaam").className='';
	}
	
	if(document.getElementById("achternaam").value=='') {
		fout=1;
		document.getElementById("achternaam").className='red';
	} else {
		document.getElementById("achternaam").className='';
	}
	
	if(document.getElementById("emailadres").value=='') {
		fout=1;
		document.getElementById("emailadres").className='red';
	} else {
		document.getElementById("emailadres").className='';
	}
	
	if(document.getElementById("dag").value=='') {
		fout=1;
		document.getElementById("dag").className='red2';
	} else {
		document.getElementById("dag").className='';
	}
	
	if(document.getElementById("maand").value=='') {
		fout=1;
		document.getElementById("maand").className='red2';
	} else {
		document.getElementById("maand").className='';
	}
	
	if(document.getElementById("jaar").value=='') {
		fout=1;
		document.getElementById("jaar").className='red2';
	} else {
		document.getElementById("jaar").className='';
	}
	
	if(!fout) {
		document.form1.submit();
	}
}