window.addEvent('domready', function(){
	$('newsletter-choice').hide();
	setSocialMedia();
	setFooter();
	checkComment();
});

window.addEvent('resize', function(){
	reSetSocialMedia();
});


function toggleNewsletterChoice(){
	$('newsletter-item').toggle();
	$('newsletter-choice').toggle();
}


function setSocialMedia(){
	var windowWidth = this.getSize().x;
	if (windowWidth > 1160){
		$('social-left').setStyle('display', 'block');
		$('social-right').setStyle('display', 'block');
	}
}

function reSetSocialMedia(){
	var windowWidth = this.getSize().x;
	var display;
	if (windowWidth > 1160)
		display = 'block';
	else
		display = 'none';
			
	$('social-left').setStyle('display', display);
	$('social-right').setStyle('display', display);
	

}

function setFooter() {
	var windowHeight = this.getSize().y;
	var elementsHeight = $('header').getSize().y + $('container').getSize().y + $('footer').getSize().y;
	
	if (windowHeight > elementsHeight){
		var difference = windowHeight - elementsHeight;
		var newMainHeight = $('main').getSize().y + difference;
		$('main').setStyle('height', newMainHeight + 'px');
	}
}


function toggleForm(){
	if ($('guestbook-form').getStyle('display') == 'none')
		$('guestbook-form').setStyle('display', 'block');
	else
		$('guestbook-form').setStyle('display', 'none');
}

function checkComment(){
	if ($('guestbook-form') != null && ($('guestbook-form').getElement('p.confirm') != null || $('guestbook-form').getElement('p.error') != null))
		$('guestbook-form').setStyle('display', 'block');
}