// opens a new window
function openWindow(uri,name,param) {
	win = null;
	if (name == null) {
		name='NEW_WIN';
	}
	if (param == null) {
		param="height=600,width=800,status=yes,toolbar=yes,menubar=yes,location=no,scrollbars=yes,status=yes,resize=yes,";
	}
	win = window.open(uri,name,param);
}

function newImage(arg) {
	if (document.images) {
		rslt = new Image();
		rslt.src = "/"+arg;
		return rslt;
	}
}

function changeImages() {
	if (document.images && (preloadFlag == true)) {
		for (var i=0; i<changeImages.arguments.length; i+=2) {
			document[changeImages.arguments[i]].src = "/"+changeImages.arguments[i+1];
		}
	}
}

var preloadFlag = false;
function preloadImages() {
	if (document.images) {
		menu_aboutus_over = newImage("images/menu_aboutus-over.gif");
		menu_aboutus_down = newImage("images/menu_aboutus-down.gif");
		menu_ministries_over = newImage("images/menu_ministries-over.gif");
		menu_ministries_down = newImage("images/menu_ministries-down.gif");
		menu_schedule_over = newImage("images/menu_schedule-over.gif");
		menu_schedule_down = newImage("images/menu_schedule-down.gif");
		menu_media_over = newImage("images/menu_media-over.gif");
		menu_media_down = newImage("images/menu_media-down.gif");
		menu_tools_over = newImage("images/menu_tools-over.gif");
		menu_tools_down = newImage("images/menu_tools-down.gif");
		menu_contactus_over = newImage("images/menu_contactus-over.gif");
		menu_contactus_down = newImage("images/menu_contactus-down.gif");
		preloadFlag = true;
	}
}

// opens a location from a select box
function selectGo(form,box)
{
    box = eval('document.'+form+'.'+box);
    destination = box.options[box.selectedIndex].value;
    if (destination) location.href = destination;
}