// Misc functions

function next(){
	document.getElementById(divArray[currDiv]).style.display = "none";
	currDiv = (currDiv + 1) % total;
	document.getElementById(divArray[currDiv]).style.display = "block";
}
function previous(){
	document.getElementById(divArray[currDiv]).style.display = "none";
	currDiv = (currDiv - 1) % total;
	if (currDiv < 0) currDiv = total -1;
	document.getElementById(divArray[currDiv]).style.display = "block";
}

function popitup(url, h, w) {
	if (newwindow && !newwindow.closed && newwindow.location) {
	    newwindow.location.href = url;
	    newwindow.focus(); 
	}
	else {
		//-- Align to the middle right
		var leftPos = screen.width - w;
		var topPos = (screen.height - h) / 2;
	    newwindow=window.open(url,'htmlname','width=' + w + ',height=' + h +',left='+leftPos+',top='+topPos+',resizable=1,location=0,menubar=0,status=0');
	}
}
function tidy() {
	if (newwindow.location && !newwindow.closed) {
	   newwindow.close(); }
}