// JavaScript Document

document.observe("dom:loaded", function (e)
		{
			$('overlay_div').hide();
			Event.observe('my_form', 'submit', function(e)
			{
				if(validate_agreement()){
					document.my_form.submit;
				}else{
					Event.stop(e);
				}
			});
					
		});


function show_overlay(){
	if(!$('overlay_div').visible()){
		new Effect.Appear('overlay_div', {duration: .25});
	}
}

function hide_overlay(){
	
	if($('overlay_div').visible()){
		new Effect.Fade('overlay_div', {duration: .25});
		}
}


function validate_agreement(){
	if($('Agreement').checked == true){
		return true;
	}else{
		show_overlay();
		return false;
	}
}

function submit_form(){
	$('submit').click();
}