function checkfield(element)
{
	if (element.value == "")
	return 1;
	else
	return 0;
}

function checkradio(element)
{
	if (element.checked)
	return 1
	else
	return 0

}

function checkarea(element)
{
	if (element.innerHTML == "")
	{
		return 1
	}
	else
	return 0

}

function checkselect(element)
{
	if (element.selectedIndex == 0)
	return 1
	else
	return 0
}

//mail filtering! gevonden op: http://www.quirksmode.org/js/mailcheck.html
function checkmail(element)
{
	var email = element.value;
	var filter  = /^([a-zA-Z0-9_\.\-])+\@(([a-zA-Z0-9\-])+\.)+([a-zA-Z0-9]{2,4})+$/;
	check = email.match(filter);
	if (check == null)
	{
		return 1
	}
	else
	{
		return 0
	}
}

function send_form()
{
	result = checkselect(document.reageren.c_vestiging)
	if (result != 0) {document.getElementById("msg").innerHTML  ="Vul a.u.b de vestiging in"; return false;}

	result = checkselect(document.reageren.c_afdeling)
	if (result != 0) {document.getElementById("msg").innerHTML  ="Vul a.u.b de betreffende afdeling in"; return false;}

	result = checkfield(document.reageren.c_naam)
	if (result != 0) {document.getElementById("msg").innerHTML  = "Vul a.u.b uw naam in"; return false;}

	result = checkfield(document.reageren.c_tel_dag)
	if (result != 0) {document.getElementById("msg").innerHTML  ="Vul a.u.b uw telefoonnummer overdag in"; return false;}


	if (result == 0)
	{
		document.reageren.submit();
	}
}

function send_form_m_prefix()
{
	result = checkselect(document.reageren.m_Vestiging)
	if (result != 0) {document.getElementById("msg").innerHTML  = "Vul a.u.b de vestiging in"; return false;}

	result = checkfield(document.reageren.m_Naam)
	if (result != 0) {document.getElementById("msg").innerHTML  = "Vul a.u.b uw naam in"; return false;}

	result = checkfield(document.reageren.m_Telefoon)
	if (result != 0) {document.getElementById("msg").innerHTML  = "Vul a.u.b uw telefoonnummer in"; return false;}

	result = checkfield(document.reageren.m_Omschrijving_Maatwerk)
	if (result != 0) {document.getElementById("msg").innerHTML  = "Vul a.u.b de werkzaamheden in"; return false;}


	if (result == 0)
	{
		document.reageren.submit();
	}
}

function send_form_p_prefix()
{
	result = checkselect(document.reageren.p_Vestiging)
	if (result != 0) {document.getElementById("msg").innerHTML  = "Vul a.u.b de vestiging in"; return false;}

	result = checkfield(document.reageren.p_Naam)
	if (result != 0) {document.getElementById("msg").innerHTML  = "Vul a.u.b uw naam in"; return false;}

	result = checkfield(document.reageren.p_Telefoon)
	if (result != 0) {document.getElementById("msg").innerHTML  = "Vul a.u.b uw telefoonnummer in"; return false;}


	if (result == 0)
	{
		document.reageren.submit();
	}
}

function send_form_k_prefix()
{
	result = checkselect(document.reageren.k_Vestiging)
	if (result != 0) {document.getElementById("msg").innerHTML  = "Vul a.u.b de vestiging in"; return false;}

	result = checkfield(document.reageren.k_Naam)
	if (result != 0) {document.getElementById("msg").innerHTML  = "Vul a.u.b uw naam in"; return false;}

	result = checkfield(document.reageren.k_Telefoon)
	if (result != 0) {document.getElementById("msg").innerHTML  = "Vul a.u.b uw telefoonnummer in"; return false;}


	if (result == 0)
	{
		document.reageren.submit();
	}
}

function send_form_v_prefix()
{
	result = checkselect(document.reageren.p_Vestiging)
	if (result != 0) {document.getElementById("msg").innerHTML  = "Vul a.u.b de vestiging in"; return false;}

	result = checkfield(document.reageren.p_Naam)
	if (result != 0) {document.getElementById("msg").innerHTML  = "Vul a.u.b uw naam in"; return false;}

	result = checkfield(document.reageren.p_Telefoon)
	if (result != 0) {document.getElementById("msg").innerHTML  ="Vul a.u.b uw telefoonnummer in"; return false;}


	if (result == 0)
	{
		document.reageren.submit();
	}
}