var openContact = true;
function openContactForm(){
	if(openContact){
		document.getElementById('contact').style.visibility = 'visible';
		document.getElementById('contactOverlay').style.visibility = 'visible';
		openContact = false;
	}
	else{
		openContact = true;
		document.getElementById('contact').style.visibility = 'hidden';
		document.getElementById('contactOverlay').style.visibility = 'hidden';			
	}
}