function validate_registration ()
	{
		var errors = "Voltooi onderstaande!\n";
		var post = true;
		
		if ( $('textarea#question').val() == "" )
		{
			errors += "Jou vraag\n";
			post = false;
		}
		
		if ( post == false ) alert ( errors );
		return post;
	}
	
	$(document).ready ( function () 
        {
    
            $('textarea[@readonly]').click ( function () 
                {
                    alert ('Teken asb. in.');
                });
            
            $('input#questions_submit').click( function () {
				if ( validate_registration() == false )
				{
					return false;
				}
				else
				{
					$('input#questions_submit').submit();
				}
			});
		});