// JavaScript Document

function showBanner(num,rotate) {
	var bannerimgs = document.getElementById("banner").getElementsByTagName("img");
	var bannertabs = document.getElementById("banner").getElementsByTagName("li");
	
	for (var i = 0; i < bannerimgs.length; i++) {
		if (i == num) {
			jQuery("#bannercatimg" + i).fadeIn(1000, function() {
															this.style.display = "block";
														});
			bannertabs[i].className = "current";
		} else {
			jQuery("#bannercatimg" + i).fadeOut(1000, function() {
															this.style.display = "none";
														});
			bannertabs[i].className = "";
		}
	}
	
	if (!rotate) clearInterval(bannerInt);
}

// Homepage Header/Banner Rotator
var bannerInt;
function rotateBanner() {
	var numItems = 4;
	var current = 0;
	showBanner(current,true);
	
	bannerInt = setInterval(function() {
								var next = current + 1;
								if (next == numItems) next = 0;
								
								showBanner(next,true);
								
								current = next;
	
							 }, 7500);
}