if (!sectionName) {var sectionName = "";}

var btnArray = new Array();

btnArray[btnArray.length] = new Array("home", "Home", "index.htm");
btnArray[btnArray.length] = new Array("apprentice", "Apprentice Application Procedure", "apprentice.htm");
btnArray[btnArray.length] = new Array("helmets", "Helmets To Hardhats Application Procedure", "helmetstohardhats.htm");
btnArray[btnArray.length] = new Array("journeyman", "Journeyman Assessment Procedure", "journeyman.htm");
btnArray[btnArray.length] = new Array("skill", "Skill Advancement Program", "advancement.asp");

function writeNavigation() {
	var baseImgURL = "images/";
	var newHTML = "";
	newHTML += '<img src="' + baseImgURL + 'nav_top_new.gif" width="212" height="15" border="0"><br />' + "\n";

	for (i=0; i<btnArray.length; i++) {
		var btnName = btnArray[i][0];
		var btnTitle = btnArray[i][1];
		var btnURL = btnArray[i][2];

		var imgOff = baseImgURL + "nav_" + btnName + "_off.gif";
		var imgOn = baseImgURL + "nav_" + btnName + "_on.gif";
		var imgHeight = "24";
		if (btnName == "schedule") {
			imgHeight = "36";
		}

		//change btn to on state for current location
		if (sectionName == btnName) {
			imgOff = imgOn;
		}
		var rollOver = " onmouseover=\"swapImg('" + btnName + "', '" + imgOn + "');\"";
		var rollOut = " onmouseout=\"swapImg('" + btnName + "', '" + imgOff + "');\"";

		newHTML += '<a href="' + btnURL + '"' + rollOver + rollOut + '>';
		newHTML += '<img src="' + imgOff + '" width="212" height="' + imgHeight + '" border="0" name="' + btnName + '" alt="' + btnTitle + '">';
		newHTML += "</a><br />\n";

		var tempBtn = new Image();
		tempBtn.src = imgOn;
	}

	newHTML += '<img src="'+ baseImgURL + 'nav_bottom_new.jpg" width="212" height="138" border="0">' + "\n";
	newHTML += "</p>\n";

	document.write(newHTML);
}


function swapImg(imgName, imgURL) {
	imgNum = getImgNum(imgName);

	if (imgNum > -1) {
		document.images[imgNum].src = imgURL;
	}
}

function getImgNum(imgName) {
	for (i=0; i<document.images.length; i++) {
		if (document.images[i].name == imgName) {return i;}
	}
	return -1;
}