function openBasicLightbox(src,width,height,scrolling) {
// open a basic lightbox in the centre of the screen with a cross icon in its top-right corner ...

	jQuery('body').append('<div class="basic_lightbox_blackout"></div><div class="basic_lightbox" style="width:'+width+'px; height:'+height+'px; margin-left:-'+Math.round(width/2)+'px; margin-top:-'+Math.round(height/2)+'px;"><a href="#" class="close_btn" id="close_lightbox_icon"></a><iframe src="'+src+'" width="'+width+'" height="'+height+'" scrolling="'+scrolling+'" frameborder="0" allowtransparency="1" /></div>');
	
	jQuery('.basic_lightbox_blackout').fadeIn('slow');
	
	jQuery('.basic_lightbox').fadeIn('fast');
}

function closeBasicLightbox() {
	
	jQuery('.basic_lightbox').fadeOut('slow', function(){
		jQuery('.basic_lightbox').remove();	
	});
	
	jQuery('.basic_lightbox_blackout').fadeOut('fast', function(){
		jQuery('.basic_lightbox_blackout').remove();
	});
	
}

jQuery('#close_lightbox_icon').live('click', function(){
	
	jQuery('.basic_lightbox').fadeOut('slow', function(){
		jQuery('.basic_lightbox').remove();	
	});
	
	jQuery('.basic_lightbox_blackout').fadeOut('fast', function(){
		jQuery('.basic_lightbox_blackout').remove();
	});

});


jQuery('#signup_form').live('submit', function(){
	var email_address = jQuery('#signup_form #signup_email').val();
	var option = jQuery('#signup_form input[name=option]:checked').val();
	
	openBasicLightbox('http://mn2s.com/wp-content/themes/mn2sV1/sign-up-to-form.php?email_address='+email_address+'&pid='+option,400,380);
	return false;
});