function submitForm() {
	
	// check reCAPTCHA first
	var captchaURL = "http://www.yeastrc.org/yrc/service/checkCAPTCHA.do";
	
	var captchaChallenge = $('[name=recaptcha_challenge_field]').val();
	var captchaResponse = $('[name=recaptcha_response_field]').val();
	
	captchaURL += "?recaptcha_challenge_field=" + captchaChallenge;
	captchaURL += "&recaptcha_response_field=" + captchaResponse;
	captchaURL += "&jsoncallback=?";

	$.getJSON( captchaURL, function( data ) {
		if( data.data == "failure" ) {
			alert( "Words did not match image. Please try again.");
			Recaptcha.reload();
			return;
		}

		// reCAPTCHA checks out, send form data
		var feedback = $('[name=feedback]').val();
		if( feedback == "" ) {
			alert( "Please enter feedback before you submit." );
			Recaptcha.reload();
			return;
		}
		
		var formURL = "http://www.yeastrc.org/yrc/service/submitFeedback.do";
		var name = $('[name=name]').val();
		var email = $('[name=email]').val();
			
		formURL += "?name=" + encodeURIComponent( name );
		formURL += "&email=" + encodeURIComponent( email );
		formURL += "&feedback=" + encodeURIComponent( feedback );
		formURL += "&jsoncallback=?";
		
		$.getJSON( formURL, function( data ) { });
			
		
		// show success page
		var successMessage = "<div>Thank you for your feedback!</div>";
			
		$('#feedbackForm').remove();
		$('#feedbackContent').empty();
		$('#feedbackContent').append( successMessage );
	
	});
	
}