function highlight(e,msg){
	if(document.all){
		e.showing = true;
		//e.style.background = "94DBDB";
		e.style.color = "000000";
	}
	if(msg == null)msg = ""
	window.status=msg
}

function unhighlight(e,orig){
	if(document.all){
		if(orig == null){ orig = "" };
		e.showing = false;
		e.style.background= orig;
		e.style.color = orig;
	}
	window.status=""
}

function goURL(link,target){
	if (link != 'nourl') {
		e = eval("parent."+target)
		e.location.href = link;
	}
}

function checkNaam(){
	if(document.forms[0].naam.value=="") {
		alert("Vul a.u.b. uw naam in.");
		document.forms[0].naam.focus();
		return false;
	} return true;
}

function isTelefoon(inField){
	var acceptable="0123456789 +-";
	var ok=true;
	for(i=0;i<inField.length;i++){
		if(acceptable.indexOf(inField.charAt(i).toUpperCase())==-1){
			ok=false;
			break;
		} 
	}
	return (ok);
}

function checkTelefoon() {
	if(document.forms[0].telefoon.value=="") {
		alert("Vul uw telefoonnummer in.");
		document.forms[0].telefoon.focus();
		return false;
	}
	if(!isTelefoon(document.forms[0].telefoon.value) || (document.forms[0].telefoon.value.length<10)){
		alert("Het ingevoerde telefoonnummer is niet correct.");
		document.forms[0].telefoon.focus();
		return false;
	} return true;
}

function checkMail(){
	if(document.form1.email.value==""){
		alert("Vul uw email adres in.");
		document.forms[0].email.focus();
		return false;
		}
	if(document.forms[0].email.value.indexOf('@')==-1 || document.forms[0].email.value.indexOf('@')==0 || document.forms[0].email.value.indexOf('@')==(document.forms[0].email.value.length-1)){
		alert("Het ingevoerde email adres is niet correct.");
		document.forms[0].email.focus();
		return false;
	}
	if(document.forms[0].email.value.indexOf('.')==-1 || document.forms[0].email.value.indexOf('.')==0 || document.forms[0].email.value.indexOf('.')==(document.forms[0].email.value.length-1)){
		alert("Het ingevoerde email adres is niet correct.");
		document.forms[0].email.focus();
		return false;
	}
	return true;
}
		
function verstuur(){
	if(!checkNaam()) return;
	if(!checkTelefoon()) return;
	if(!checkMail()) return;
	document.form1.submit();
}