// JavaScript Document
function checkNewsletterSubmit(form)
{
	var fouten = "Please fill in the following fields:\n\n";
	var fout = false;
	
	if (form.first_name.value == "")
	{
	   fout = true;
	   fouten = fouten + "First name\n";
    }
	if (form.last_name.value == "")
	{
	   fout = true;
	   fouten = fouten + "Last name\n";
    }
    
    if(form.email.value == "")
    {
        fout = true;
        fouten = fouten + "Email addresss\n";
    } else
    if(!check(form.email.value, "", 1))
    {
        fout = true;
        fouten = fouten + "The email addresss is incorrect\n";
    }
    
	if (fout)
		alert(fouten);
	else
		form.submit();
}