window.addEvent('domready', function(){	
	$('submit').addEvent('click', function(evt){
		sendForm();
	} );
});

function sendForm() {
	if($('submit').value == 'SENDING...') return;
	$('submit').value = 'SENDING...';
	new Request({
			url: $('myForm').get('action'),
			data: $('myForm'),
	        method: $('myForm').get('method') ? $('myForm').get('method') : 'get',
	        onComplete: function(result) {
				if(result=='success') {
					$('email').blur();
					$('thanks').setStyle('display','block');
					$('thanks').set('tween', {duration: 'short'});
					$('thanks').tween('opacity',[0,1]);
				}else{
					$('submit').value = 'SUBMIT';
					alert('Please provide a valid email address.');
				}
			}
	}).send();
}