function setRightHeight(){
	var rightHeight = document.getElementById("contentBox").offsetHeight - 12;
	document.getElementById("right").style.height = rightHeight+'px';
}
	
function hideRight() {
	document.getElementById("right").style.display = 'none';
	document.getElementById("content").style.width = '617px';
	document.getElementById("frame-800").style.width = '780px';
	document.getElementById("footer").style.width = '780px';
	document.getElementById("showRightDiv").innerHTML = '<a id="showRight" href="javascript:toggleRight()">Gallerie einblenden</a>';
	document.getElementById('header').style.backgroundImage = "url(fileadmin/templates/v1_0/img/header.png)";  
	document.getElementById('footer').style.backgroundImage = "url(fileadmin/templates/v1_0/img/footer.png)"; 
}

function showRight() {
	setRightHeight();
	document.getElementById("right").style.display = 'block';
	document.getElementById("content").style.width = '767px';
	document.getElementById("frame-800").style.width = '930px';
	document.getElementById("footer").style.width = '930px';
	document.getElementById("showRightDiv").innerHTML = '<a id="showRight" href="javascript:toggleRight()">Gallerie ausblenden</a>';
	document.getElementById('header').style.backgroundImage = "url(fileadmin/templates/v1_0/img/header930.png)";  
	document.getElementById('footer').style.backgroundImage = "url(fileadmin/templates/v1_0/img/footer930.png)"; 
}

function toggleRight(){
	var numberOfChilds = document.getElementById("right").childNodes.length;
	if(numberOfChilds > 0) {
		if(document.getElementById("right").style.display == "none") {
			showRight();
		} else {
			hideRight();
		}
	}
}