var nameMail = true;
var msg_NOT_VALID_FIELD= "Ongeldge waarde voor veld #fieldname#.";

function setFocus(id){
	
	var box = elemById("f_box");
	if (box){
		
		
	}
	var obj = elemById;
	if (obj)
		if (obj.focus)
			elemById(id).focus();
	
//	resetRedBox();
	
	var t=document.getElementById(id);
	if(t){
		document.getElementById(id).focus();
	}
	
}

function alert_not_valid_field(fieldname)
{
	var str = msg_NOT_VALID_FIELD.replace("#fieldname#",fieldname);
	alert(str);
}

function validateFormEmail(){
	var ret=false;
	
	try{
		ret = validateForm3();
	}catch(e){
		alert("An error occured:\n"+(e.description||e));
		return false;
	}
	
	return ret;
}

function validateForm3(){
	var emailsubscription = elemById("emailsubscription");
	if(emailsubscription.value=="")
	{
		alert_empty_field(email);
		emailsubscription.focus();
		return false;
	}
	if(isValidEmail(emailsubscription.value)==false)
	{
		alert_not_valid_field("E-mail adres");
		emailsubscription.focus();
		return false;
	}
	
	return true;
}