function triggerFeedback() {
	var isOpen =($('#feedbackContainer').width()>22) ? true : false;
	if(isOpen==true) {
		$('#feedbackContainer').animate({'width': '22px'}, 1200, 'swing');	
	}else{
		$('#feedbackContainer').animate({'width': '500px'}, 1200, 'swing');
	}
}

function feedbackSubmit() {
		var err =false;
		
		var age =$('#fbAge').val(),
			gender =$('.fbSelGender:checked').val(),
			favourite =$('#fbFavourite').val(),
			idea =$('#fbMessage').val(),
			useful =$('.fbUseful:checked').val();
		
		//validate gender
		if(!gender) {
			alert('Select your gender');
			err =true;
		}
		
		//validate age
		
		if(!age || age!=age.replace(/[^\d ]/, '')) {
			alert('Insert your age');
			err =true;
		}
		
		//validate useful
		if(!useful) {
			alert('Please indicate whether you found the site useful or not');
			err =true;
		}
		
		if(!err) {
			$.post('/cpa/bin/feedback.php', {age: age, gender: gender, favourite: favourite, idea: idea, useful: useful}, function(data) {
						if(data=='1') {
							$('#feedbackForm').html('<div class="done">Thanks for your feedback.</div>');
							setTimeout(function() {
												triggerFeedback()
							}, 2500);
						} else {
							alert('There was a problem sending the form. Please try again.');
						}
													 }, 'text');
		}
}