function CheckOfferte()
{
	var Achternaam = document.getElementById("offerte_achternaam").value;
	var Telefoonnummer = document.getElementById("offerte_telefoon").value;
	var Email = document.getElementById("offerte_email").value;

	document.getElementById("offerte_achternaam").style.backgroundColor = "#ffffff";
	document.getElementById("offerte_telefoon").style.backgroundColor = "#ffffff";
	document.getElementById("offerte_email").style.backgroundColor = "#ffffff";


	if(Achternaam == "")
	{
		document.getElementById("offerte_achternaam").style.backgroundColor = "#ff0000";
	}

	if(Telefoonnummer == "")
	{
		document.getElementById("offerte_telefoon").style.backgroundColor = "#ff0000";
	}

	if(Email == "")
	{
		document.getElementById("offerte_email").style.backgroundColor = "#ff0000";
	}

	if(Achternaam == "" || Telefoonnummer == "" || Email == "")
	{
		window.alert("Niet alle verplichte velden zijn ingevuld!");
		return;
	}else{
		document.forms[1].submit();
	}
}



function InitMenu()
{
	var menuobj = document.getElementById("mainNav");

//	menuobj.childNodes[0].childNodes[0].childNodes[1].style.visibility = "visible";
}