function sendRequest() {

	new Ajax.Request("mailer.php", 
		{ 
		method: 'post', 
		postBody: 'senderemail='+$F('senderemail')+'&contactmessage='+ $F('contactmessage'),
		onComplete: showResponse 
		});
}

function showResponse(req){
    
    Switcher('pages/messagethanks.htm');

	$('contactwrapper').innerHTML= req.responseText;

}