//Toggle nav button background colour
function rollover(elementName) {
	document.getElementById(elementName).style.backgroundColor = "#111111";
}

function rollout(elementName) {
	document.getElementById(elementName).style.backgroundColor = "#701833";
}

//Pop-up gallery function
function popUp(urlVar) {
	galleryWindow = window.open (urlVar, 'Gallery', 'toolbar=0,scrollbars=1,location=0,statusbar=0,menubar=0,resizable=1,width=715,height=905');
}

function popUpSGS(){
	galleryWindow = window.open ('gallery.php', 'Gallery', 'toolbar=0,scrollbars=1,location=0,statusbar=0,menubar=0,resizable=1,width=715,height=605');
}

function setIFrame() {
	if (document.getElementById) {
		var contentHeight = document.getElementById('columnWrapperSpecial').offsetHeight - 64;
		var iFrameElement = document.getElementById('dciframe1');
		iFrameElement.style.height = (contentHeight) + 'px';
	}
}

//Toggle menu status
function toggle(element) {
	if (document.getElementById(element).style.display == "none") {
		document.getElementById(element).style.display = "block";
	} else {
		document.getElementById(element).style.display = "none"
	}
}