// JavaScript Document
function toggle(elementID){
var target1 = document.getElementById(elementID)
if (target1.style.display == 'none') {
target1.style.display = 'block'
} else {
target1.style.display = 'none'
}
}

function screenon(){
	var target1 = document.getElementById('screen');
	var target2 = document.getElementById('lightbox');
	target1.style.display = 'block';
	target2.style.display = 'block';
	window.scrollTo(0,100);
}

function screenoff(){
	var target1 = document.getElementById('screen');
	var target2 = document.getElementById('lightbox');
	target1.style.display = 'none';
	target2.style.display = 'none';
}