function emitRevisedDate() {
	document.write("9/27/03");
}

function emitMainBackgroundColor() {
	document.write("#eeeeee");
}

function getLocation() {
	var loc = window.location.pathname;
	page = loc.substring(loc.lastIndexOf("/") + 1);
	switch (page) {
		case "": 
		case "index.html": 
			return "home";
			break;

		case "about_us.html":
			return "about us";
			break;
		case "mission.html":
			return "our mission";
			break;
		case "schools_served.html":
			return "schools served";
			break;
		case "sponsors.html":
			return "sponsors";
			break;
		case "contact_us.html":
			return "contact us";
			break;
		case "donations.html":
		case "donations_submit.php":
		case "donations_complete.php":
			return "donations";
			break;

		case "schedules.html":
			return "schedules";
			break;
		case "kit_schedules.html":
		case "kit_dna_fingerprint_north.html":
		case "kit_dna_fingerprint_south.html":
		case "kit_transformation.html":
		case "kit_transformation_gfp_2.html":
		case "kit_gfp_on_land_and_sea_1.html":
			return "kits and kit schedules";
			break;
		case "events_calendar.html":
		case "sjsu_map.html":
		case "sugen.html":
			return "events calendar";
			break;

		case "resources.html":
			return "resources";
			break;
		case "biotech_links.html":
			return "biotechnology links";
			break;
		case "library_resources.html":
			return "library resources";
			break;
		case "lessons_curriculum.html":
			return "lessons and curricula";
			break;

		case "forms.html":
			return "forms";
			break;
		case "kit_request.php":
		case "kit_request1.php":
		case "kit_request2.php":
		case "kit_request3.php":
		case "kit_request_submit.php":
		case "kit_request_complete.php":
			return "kit application";
			break;
		case "workshop.php":
		case "workshop1.php":
		case "workshop2.php":
		case "workshop_submit.php":
		case "workshop_complete.php":
			return "workshop registration";
			break;

		default: 
			return "home";
			break;
	}
	return "home";
}

function isEmpty(field) {
	return (field.value == "");
}

function getRelativeDirByLevel(nLevel) {
	switch (nLevel) {
		case 0: 
			return ".";
			break;
		case 1:
			return "..";
			break;
		case 2:
			return "../..";
			break;
		case 3:
			return "../../..";
			break;
	}
	return ".";
}

function emitNavLevel1(nLevel, str, url) {

	var imgDir = getRelativeDirByLevel(nLevel) + "/images/";

	document.write("<tr height=\"20\">");
	if (getLocation() == str) {
		document.write("<td class=\"menulevel1selected\" width=\"167\" height=\"20\"><img src=\"" + imgDir + "pixel.gif\" border=\"0\" width=\"10\" height=\"1\"><img src=\"" + imgDir + "light_green_square.gif\" border=\"0\"><span class=\"text\">&nbsp;</span>" + str + "</td><td class=\"menulevel1selected\" width=\"5\" align=\"right\"><img src=\"" + imgDir + "light_green_triangle.gif\" border=\"0\" width=\"5\" height=\"15\"></td>");
	} else {
		document.write("<td class=\"menulevel1\" colspan=\"2\" width=\"172\" height=\"20\"><img src=\"" + imgDir + "pixel.gif\" border=\"0\" width=\"10\" height=\"1\"><img src=\"" + imgDir + "light_green_square.gif\" border=\"0\"><span class=\"text\">&nbsp;</span><a class=\"menulevel1\" href=\"" + url + "\">" + str + "</td>");
	}
	document.write("</tr>");
}

function emitNavLevel2(nLevel, str, url) {

	var imgDir = getRelativeDirByLevel(nLevel) + "/images/";

	document.write("<tr height=\"15\">");
	if (getLocation() == str) {
		document.write("<td class=\"menulevel2selected\" width=\"167\" height=\"15\"><img src=\"" + imgDir + "pixel.gif\" border=\"0\" width=\"25\" height=\"1\">" + str + "</td><td class=\"menulevel1selected\" width=\"5\" align=\"right\"><img src=\"" + imgDir + "white_triangle.gif\" border=\"0\" width=\"5\" height=\"15\"></td>");
	} else {
		document.write("<td class=\"menulevel2\" colspan=\"2\" width=\"172\" height=\"15\"><img src=\"" + imgDir + "pixel.gif\" border=\"0\" width=\"25\" height=\"1\"><a class=\"menulevel2\" href=\"" + url + "\">" + str + "</td>");
	}
	document.write("</tr>");
}

function emitSpacer(nLevel, spacing) {

	var imgDir = getRelativeDirByLevel(nLevel) + "/images/";

	document.write("<tr>");
	document.write("<td class=\"menulevel1\" colspan=\"2\" height=\"" + spacing + "\" width=\"172\" bgcolor=\"#666666\"><img src=\"" + imgDir + "pixel.gif\" border=\"0\" width=\"1\" height=\"1\"></td>");
	document.write("</tr>");
}

function displayNavbar(nLevel) {

	var urlDir = getRelativeDirByLevel(nLevel) + "/";

	document.write("<table width=\"172\" cellspacing=\"0\" cellpadding=\"0\">");
		
	emitSpacer(nLevel, 15);

	// home
	emitNavLevel1(nLevel, "Home", urlDir + "index.html");

	emitSpacer(nLevel, 15);

	// about us
	emitNavLevel1(nLevel, "About us", urlDir + "about/about_us.html");
	emitNavLevel2(nLevel, "our mission", urlDir + "about/mission.html");
	emitNavLevel2(nLevel, "schools served", urlDir + "about/schools_served.html");
	emitNavLevel2(nLevel, "sponsors", urlDir + "about/sponsors.html");
	emitNavLevel2(nLevel, "contact us", urlDir + "about/contact_us.html");
	emitNavLevel2(nLevel, "donations", urlDir + "about/donations.html");

	emitSpacer(nLevel, 15);

	// schedules
	emitNavLevel1(nLevel, "Schedules", urlDir + "schedules/schedules.html");
	emitNavLevel2(nLevel, "kits and kit schedules", urlDir + "schedules/kit_schedules.html");
	emitNavLevel2(nLevel, "events calendar", urlDir + "schedules/events_calendar.html");

	emitSpacer(nLevel, 15);

	// resources
	emitNavLevel1(nLevel, "Resources", urlDir + "resources/resources.html");
	emitNavLevel2(nLevel, "biotechnology links", urlDir + "resources/biotech_links.html");
	emitNavLevel2(nLevel, "library resources", urlDir + "resources/library_resources.html");
	emitNavLevel2(nLevel, "lessons and curricula", urlDir + "resources/lessons_curriculum.html");
	emitNavLevel2(nLevel, "Videos", urlDir + "resources/video.html");

	emitSpacer(nLevel, 15);

	// resources
	emitNavLevel1(nLevel, "Forms", urlDir + "forms/forms.html");
	emitNavLevel2(nLevel, "kit application", urlDir + "forms/kit_request.php");
	emitNavLevel2(nLevel, "workshop registration", urlDir + "forms/workshop.php");
	
	emitSpacer(nLevel, 15);

	// SJSU
	emitNavLevel1(nLevel, "SJSU", "http://www.sjsu.edu");
	emitNavLevel2(nLevel, "College of Science", "http://www.science.sjsu.edu");
	emitNavLevel2(nLevel, "Dept. of Chemistry", "http://www.chemistry.sjsu.edu");
document.write("</table>");
}

function displayHeader(nLevel, bSponsors) {
	
	var urlDir = getRelativeDirByLevel(nLevel) + "/";
	var imgDir = getRelativeDirByLevel(nLevel) + "/images/";

	document.write("<table width=\"766\" border=\"0\" cellspacing=\"0\" cellpadding=\"0\">");
	document.write(" <tr>");
	document.write("  <td height=\"1\" colspan=\"3\" width=\"765\" bgcolor=\"#7b755a\"><img src=\"" + imgDir + "pixel.gif\" border=\"0\" width=\"1\" height=\"1\"></td>");
	document.write("  <td width=\"1\" rowspan=\"5\" bgcolor=\"#7b755a\"><img src=\"" + imgDir + "pixel.gif\" border=\"0\" width=\"1\" height=\"1\"></td>");
	document.write(" </tr>");
	document.write(" <tr>");
	document.write("  <td width=\"142\" align=\"center\" rowspan=\"2\"><a href=\"" + urlDir + "index.html\"><img src=\"" + imgDir + "sccbep_logo.jpg\" border=\"0\" width=\"102\" height=\"100\"></a></td>");
	document.write("  <td width=\"338\" align=\"center\" rowspan=\"2\"><img src=\"" + imgDir + "sccbep_title.gif\" border=\"0\" width=\"260\" height=\"80\"></td>");
	document.write("  <td width=\"265\" height=\"20\" align=\"center\" valign=\"bottom\">");
	if (bSponsors)
		document.write("<span class=\"sponsors\">Our Sponsors:</span>");
	else 
		document.write("&nbsp;");
	document.write("  </td>");
	document.write(" </tr>");
	document.write(" <tr>");
	document.write("  <td align=\"right\">");
	if (bSponsors)
		document.write("<a href=\"" + urlDir + "about/sponsors.html\"><img src=\"" + imgDir + "sponsors/sponsors_anim.gif\" border=\"0\" width=\"265\" height=\"60\"></a>");
	else
		document.write("&nbsp;");
	document.write("  </td>");
	document.write(" </tr>");
	document.write(" <tr>");
	document.write("  <td height=\"1\" colspan=\"3\" width=\"765\" bgcolor=\"#7b755a\"><img src=\"" + imgDir + "pixel.gif\" border=\"0\" width=\"1\" height=\"1\"></td>");
	document.write(" </tr>");
	document.write(" <tr>");
	document.write("  <td height=\"1\" colspan=\"3\" width=\"765\" bgcolor=\"#b5cfad\"><img src=\"" + imgDir + "pixel.gif\" border=\"0\" width=\"1\" height=\"1\"></td>");
	document.write(" </tr>");
	document.write("</table>");
}

function displayFooter(nLevel) {

	var imgDir = getRelativeDirByLevel(nLevel) + "/images/";

	document.write("<table width=\"766\" border=\"0\" cellspacing=\"0\" cellpadding=\"0\">");
	document.write(" <tr>");
	document.write("  <td height=\"1\" width=\"765\" bgcolor=\"#b5cfad\"><img src=\"" + imgDir + "pixel.gif\" border=\"0\" width=\"1\" height=\"1\"></td>");
	document.write("  <td width=\"1\" bgcolor=\"#7b755a\"><img src=\"" + imgDir + "pixel.gif\" border=\"0\" width=\"1\" height=\"1\"></td>");
	document.write(" </tr>");
	document.write(" <tr>");
	document.write("  <td height=\"1\" width=\"765\" bgcolor=\"#7b755a\"><img src=\"" + imgDir + "pixel.gif\" border=\"0\" width=\"1\" height=\"1\"></td>");
	document.write("  <td width=\"1\" bgcolor=\"#7b755a\"><img src=\"" + imgDir + "pixel.gif\" border=\"0\" width=\"1\" height=\"1\"></td>");
	document.write(" </tr>");
	document.write(" <tr>");
	document.write("</table>");

	document.write("<table width=\"766\" border=\"0\" cellspacing=\"0\" cellpadding=\"0\">");
	document.write(" <tr>");
	document.write("  <td width=\"400\" bgcolor=\"#ffffff\"><span class=\"textsmall\">&nbsp;Site design by <a href=\"http://www.noodletools.com/\" target=\"_blank\">NoodleTools</a> - Smart Tools for Smart Research</span></td>");
	document.write("  <td width=\"366\" bgcolor=\"#ffffff\" align=\"right\"><span class=\"textsmall\">Revised: ");

	emitRevisedDate();

	document.write(" (</span><span class=\"email\"><a href=\"mailto:kuokaty@scientist.com\">K. Korsmeyer</a></span><span class=\"textsmall\">)</span></td>");
	document.write(" </tr>");
	document.write("</table>");
}

function displayTopWithOnLoad(nLevel, sTitle, bSponsors, pageToLoad) {

	var urlDir = getRelativeDirByLevel(nLevel) + "/";

	document.write("<META HTTP-EQUIV=\"Pragma\" CONTENT=\"no-cache\">");
	document.write("<META HTTP-EQUIV=\"Expires\" CONTENT=\"-1\">");

	document.write("<title>SCCBEP: " + sTitle + "</title>");
	document.write("<link rel=stylesheet href=\"" + urlDir + "sccbep.css\" type=\"text/css\">");
	document.write("</head>");
	document.write("<body leftmargin=\"0\" topmargin=\"0\" marginwidth=\"0\" marginheight=\"0\"");

	if (pageToLoad != "") {
		document.write(" onload=\"window.location.href='" + pageToLoad + "'\"");
	}

	document.write(">");

	displayHeader(nLevel, bSponsors);

	document.write("<table width=\"766\" border=\"0\" cellspacing=\"0\" cellpadding=\"0\">");
	document.write(" <tr>");
	document.write("  <td width=\"172\" height=\"388\" valign=\"top\" bgcolor=\"#666666\">");
	
	displayNavbar(nLevel);

	document.write("</td>");
	document.write("  <td width=\"593\" height=\"388\" valign=\"top\" align=\"center\" bgcolor=\"");
	emitMainBackgroundColor();
	document.write("\">");
	document.write("   <table width=\"575\" cellspacing=\"0\" cellpadding=\"5\" border=\"0\">");
	document.write("    <tr>");
	document.write("     <td align=\"left\">");
	document.write("     <span class=\"pageTitle\"><u>" + sTitle + "</u></span>");
}

function displayTop(nLevel, sTitle, bSponsors) {
	displayTopWithOnLoad(nLevel, sTitle, bSponsors, "");
}

function displayBottom(nLevel) {

	var imgDir = getRelativeDirByLevel(nLevel) + "/images/";

	document.write("     </td>");
	document.write("    </tr>");
	document.write("   </table");

	document.write("  </td>");
	document.write("  <td width=\"1\" bgcolor=\"#7b755a\"><img src=\"" + imgDir + "pixel.gif\" border=\"0\" width=\"1\" height=\"1\"></td>");
	document.write(" </tr>");
	document.write("</table>");

	displayFooter(nLevel);

	document.write("</body>");

	// second head section due to IE caching behavior 
	// (see http://support.microsoft.com/default.aspx?scid=kb;EN-US;q222064)
	document.write("<head>");
	document.write("<META HTTP-EQUIV=\"Pragma\" CONTENT=\"no-cache\">");
	document.write("<META HTTP-EQUIV=\"Expires\" CONTENT=\"-1\">");
	document.write("</head>");

	document.write("</html>");
}