function checkFormFields() {
	var dontCheckTheseFields = ['EAN nr.', 'Telefon', 'Tekstfelt']
	var form = document.vendlet_kontakt_form
	var missingFields = []

	loopThroughFields:
	for (var i = 0; i < form.elements.length; i++) {
		if (form.elements[i].type != 'text' && form.elements[i].type != 'textarea') continue

		for (var j = 0; j < dontCheckTheseFields.length; j++) {
			if (form.elements[i].name == dontCheckTheseFields[j]) continue loopThroughFields
		}

		if (!form.elements[i].value) missingFields.push(form.elements[i].name)
	}

	if (missingFields.length > 0) {
		alert('Husk at udfylde følgende felt(er): "'+missingFields.join('", "')+'".')

		return false
	}

	return true
}