var currImgNum = 0;
	
	$(document).ready(function(){
    	var bgImages = [ '/inc/img/template/bg_banner_img1.png', '/inc/img/template/bg_banner_img2.png', '/inc/img/template/bg_banner_img3.png', '/inc/img/template/bg_banner_img4.png' ];
		var currImg = bgImages[currImgNum];
	    setInterval( function(){
			if (currImgNum == 3) {
				currImgNum = 0;
			} else {
				currImgNum = currImgNum + 1;
			}
    	    $('#beer_banner').BgImageTransition(bgImages[currImgNum]);
		    }, 5000)
	});

	function hover(obj,strAction) {
			var img = document.getElementById("img_" + obj);	
			img.src = "/inc/img/nav/main/" + strAction + "/" + obj + ".png";
			if (strAction ==  "hover") {
			activateSub(obj);	
			}
		}



	function activateSub(strInput) {
			document.getElementById("sub_about_us").style.display = "none";
			document.getElementById("sub_press").style.display = "none";
			document.getElementById("sub_community").style.display = "none";
			document.getElementById("sub_x").style.display = "none";
			try { document.getElementById("sub_" + strInput).style.display = "block"; }
			catch (e) {}
			finally {return;}
	}
	
	function setMainNav(strInput) {
	if (strInput == "reset") {
				hover("about_us","normal");
				hover("press","normal");
				hover("community","normal");
			} else {
			var img = document.getElementById("img_" + strInput);	
			img.src = "/inc/img/nav/main/hover/" + strInput + ".png";
			}
	}