visitedPages = new Array();
function sethtml(element, text) {
	obj = doc.getElementById(element);
	obj.innerHTML = text;
}

function hide(objname) {
	obj = doc.getElementById(objname);
	obj.style.visibility = 'hidden';
	obj.style.display = 'none';
}

function show(objname, type) {
	if (!type)
		type = "block";
	obj = doc.getElementById(objname);
	obj.style.visibility = 'visible';
	obj.style.display = type;
}
function isvisible(objname) {
	if (doc.getElementById(objname) == 'visible')
		return true;
	else
		return false;
}
	function getpage(url) {
	if ( visitedPages[url] == false || !visitedPages[url] || doc.getElementById("message").innerHTML == "nocache" ) {
		doc.getElementById("tempframe").src = url;
		visitedPages[url] = true;
	}
}

function settimezone() {
	now = new Date()
	offset = now.getTimezoneOffset();
	getpage("timezone.inc.php?offset=" + offset);
}