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(!fout) {
		document.sollicitatie.submit();
	}
}

function contactRouteSubmit(){

	var fout=0;
	
	if(document.getElementById("aanhef").value=='') {
		fout=1;
		document.getElementById("aanhef").className='red3';
	} else {
		document.getElementById("aanhef").className='';
	}

	if(document.getElementById("naam").value=='') {
		fout=1;
		document.getElementById("naam").className='red2';
	} else {
		document.getElementById("naam").className='';
	}
	
	if(document.getElementById("adres").value=='') {
		fout=1;
		document.getElementById("adres").className='red2';
	} else {
		document.getElementById("adres").className='';
	}
	
	if(document.getElementById("postcode").value=='') {
		fout=1;
		document.getElementById("postcode").className='red2';
	} else {
		document.getElementById("postcode").className='';
	}
	
	if(document.getElementById("woonplaats").value=='') {
		fout=1;
		document.getElementById("woonplaats").className='red2';
	} else {
		document.getElementById("woonplaats").className='';
	}
	
	if(document.getElementById("land").value=='') {
		fout=1;
		document.getElementById("land").className='red2';
	} else {
		document.getElementById("land").className='';
	}
	
	if(document.getElementById("telnr").value=='') {
		fout=1;
		document.getElementById("telnr").className='red2';
	} else {
		document.getElementById("telnr").className='';
	}
	
	if(document.getElementById("email").value=='') {
		fout=1;
		document.getElementById("email").className='red2';
	} else {
		document.getElementById("email").className='';
	}
	
	if(document.getElementById("project").value=='') {
		fout=1;
		document.getElementById("project").className='red2';
	} else {
		document.getElementById("project").className='';
	}
	
	if(document.getElementById("mailing").value=='') {
		fout=1;
		document.getElementById("mailing").className='red3';
	} else {
		document.getElementById("mailing").className='';
	}
	
	if(!fout) {
		document.ContactRoute.submit();
	}
}

function brochureContactSubmit() {
var fout=0;
	
	if(document.getElementById("aanhef").value=='') {
		fout=1;
		document.getElementById("aanhef").className='red3';
	} else {
		document.getElementById("aanhef").className='';
	}

	if(document.getElementById("naam").value=='') {
		fout=1;
		document.getElementById("naam").className='red2';
	} else {
		document.getElementById("naam").className='';
	}
	
	if(document.getElementById("adres").value=='') {
		fout=1;
		document.getElementById("adres").className='red2';
	} else {
		document.getElementById("adres").className='';
	}
	
	if(document.getElementById("postcode").value=='') {
		fout=1;
		document.getElementById("postcode").className='red2';
	} else {
		document.getElementById("postcode").className='';
	}
	
	if(document.getElementById("woonplaats").value=='') {
		fout=1;
		document.getElementById("woonplaats").className='red2';
	} else {
		document.getElementById("woonplaats").className='';
	}
	
	if(document.getElementById("telnr").value=='') {
		fout=1;
		document.getElementById("telnr").className='red2';
	} else {
		document.getElementById("telnr").className='';
	}
	
	if(document.getElementById("email").value=='') {
		fout=1;
		document.getElementById("email").className='red2';
	} else {
		document.getElementById("email").className='';
	}
	if(document.getElementById("mailing").value=='') {
		fout=1;
		document.getElementById("mailing").className='red3';
	} else {
		document.getElementById("mailing").className='';
	}
	if(!fout) {
		document.brochureContact.submit();
	}	
}

function show_overlay(){

	document.getElementById('selectedLayer').style.visibility='visible';
	document.getElementById('plattegrondiFrame').src="projecten/situatieTekeningVergroting.php";
}

function hide_overlay(){
	
	document.getElementById('selectedLayer').style.visibility='hidden';
}