var bPageLoaded = false;
	var navCount = 5;
	var timerID = null;
	var currentImgOn = '';
	var currentDrop = '';
	
	preloadImage("nav1On", "city_navpic_citydept_H.jpg");
	preloadImage("nav1Off", "city_navpic_citydept_I.jpg");

	preloadImage("nav2On", "city_navpic_destination_H.jpg");
	preloadImage("nav2Off", "city_navpic_destination_I.jpg");

	preloadImage("nav3On", "city_navpic_neighborhood_H.jpg");
	preloadImage("nav3Off", "city_navpic_neighborhood_I.jpg");

	preloadImage("nav4On", "city_navpic_business_H.jpg");
	preloadImage("nav4Off", "city_navpic_business_I.jpg");

	preloadImage("nav5On", "city_navpic_families_H.jpg");
	preloadImage("nav5Off", "city_navpic_families_I.jpg");

	function init() {
		//alert("init");
		bPageLoaded = true;
		
		var divNav = document.getElementById("navMain1");
		if (document.getElementById("navBoundsOuter")) {
		document.getElementById("navBoundsOuter").style.top = (divNav.offsetTop - 44) + "px";
		document.getElementById("navBoundsUnder").style.top = (divNav.offsetTop + 78) + "px";
		}
	}

	function showPull(which) {
		//alert("showpull");
		currentImgOn = '';
		imgOn(which);
		currentDrop = which;
		var navBarWrap = document.getElementById("navBarWrap");
		var divNav = document.getElementById("navMain" + which);
		var divPull = document.getElementById("popSub" + which);

		var posT = divNav.offsetTop - 1;
		var posL = navBarWrap.offsetLeft;
		if (which == '4' || which == '5') {
			posL += divNav.offsetLeft - divPull.offsetWidth + 1;
		}
		else
			posL += divNav.offsetLeft + divNav.offsetWidth - 1;
		
		divPull.style.top = posT + "px";
		divPull.style.left = posL + "px";
		divPull.style.visibility = "visible";

	}
	
	function hidePull() {
		//alert("hidepull");
		if (currentImgOn == '') return;
		
		if (document.getElementById("popSub" + currentImgOn)) {
			divPull = document.getElementById("popSub" + currentImgOn);
			divPull.style.visibility = "hidden";
			imgOff(currentImgOn);
			currentImgOn = '';
			currentDrop = '';
		}
			
	}
	
	function imgOn(which) {
	
		//alert("imgon");
		if (bPageLoaded && which != currentImgOn) {
			if (currentImgOn != '')
				hidePull();
			currentImgOn = which;
			document["nav" + which].src = eval("nav" + which + "On").src;
			document.getElementById("navMain" + which).style.backgroundColor = '#bdc8d6';
			document.getElementById("navMain" + which).style.borderBottom = "solid 1px #000";

		}
	}
	
	function imgOff(which) {
		//alert("imgoff");
		if (bPageLoaded) {
			document["nav" + which].src = eval("nav" + which + "Off").src;
			document.getElementById("navMain" + which).style.backgroundColor = '#fff';
			document.getElementById("navMain" + which).style.borderBottom = "solid 1px #fff";
		}
	}
	
	function navOn(whichSub) {
		//alert("navon");
		document.getElementById("popNav" + whichSub).style.backgroundColor = '#bdc8d6';
	}
	
	function navOff(whichSub) {
		//alert("navoff");
		document.getElementById("popNav" + whichSub).style.backgroundColor = '#fff';
	}
	
	
	
	function preloadImage(imgObj,imgSrc) {
		
		eval(imgObj + ' = new Image()');
		eval(imgObj + '.src = "/charleston-sc/images/' + imgSrc + '"');
	}