// Definable Parameters
var HOME_WELCOME_TITLE = "Welcome to Douglas County";
var DRAFT_REVIEW_TEXT = "Draft (In Review)";
var HOME_LINK_LABEL = "Douglas County";
var BREAD_CRUMB_SEPARATOR = "<span class='pipe'> | </span>";
var IMAGE_DIR_NAME = "images";
var INDEX_FILENAME = "index.cfm";
var BACK_ARROW = "&laquo; ";

// Definable Lookup maps (use commas to seperate each map object in array)
// Syntax: new TranslationMap("dirname", "The Real Title")
var departmentMap = new Array(
	// Community Development Divisions
	new TranslationMap("community", "Community Development"),
	new TranslationMap("assessor", "Assessor"),
	new TranslationMap("commissioners", "Board of County Commissioners"),
	new TranslationMap("clerk", "County Clerk & Recorder"),
	new TranslationMap("community", "Community Development"),
	new TranslationMap("coroner", "Coroner"),
	new TranslationMap("countyattorney", "County Attorney"),
	new TranslationMap("countyadmin", "County Administration"),
	new TranslationMap("finance", "Finance"),
	new TranslationMap("humanresources", "Human Resources"),
	new TranslationMap("humanservices", "Human Services"),
	new TranslationMap("informationtech", "Information Technology"),
	new TranslationMap("publictrustee", "Public Trustee"),
	new TranslationMap("publicworks", "Public Works"),
	new TranslationMap("surveyor", "Surveyor"),
	new TranslationMap("treasurer", "Treasurer"),
	new TranslationMap("eventscenter", "Fairgrounds and Events Center"),
	new TranslationMap("openspace", "Open Space"),
	new TranslationMap("dc8", "DC8"),
	
	// Main Areas
	new TranslationMap("living", "Living"),
	new TranslationMap("working", "Working"),
	new TranslationMap("visiting", "Visiting"),
	new TranslationMap("business", "Doing Business"),
	new TranslationMap("government", "Government")
);
var divisionMap = new Array(
	new TranslationMap("desc", "Drainage, Erosion and Sediment Control"),

	// County Administration Divisions
	new TranslationMap("justiceservices", "Community Justice Services"),
	new TranslationMap("emergencyservices", "Emergency Management"),
	new TranslationMap("housingpartnership", "Housing Partnership"),

	// Community Development Divisions
	new TranslationMap("blockgrant", "Block Grant"),
	new TranslationMap("desc", "Drainage, Erosion & Sediment Control"),
	new TranslationMap("economicdev", "Economic Development"),
	new TranslationMap("planning", "Planning"),
	new TranslationMap("wildfire", "Wildfire Mitigation"),
	new TranslationMap("building", "Building"),
	new TranslationMap("water", "Water Team"),
	
	// Clerk and Recorder Divisions
	new TranslationMap("elections", "Elections"),
	new TranslationMap("motorvehicle", "Motor Vehicle"),
	new TranslationMap("recording", "Recording"),

	// IT Divisions
	new TranslationMap("administration", "Administration"),
	new TranslationMap("appdev", "Application Development and Support"),
	new TranslationMap("gis", "Geographic Information Systems"),
	new TranslationMap("operations", "Operations"),
	new TranslationMap("programmngmt", "Program Management"),
	new TranslationMap("support", "Desktop/End User Support"),
	 
	// Public Works Divisions
	new TranslationMap("operations", "Operations"),
	new TranslationMap("parksandtrails", "Parks and Trails"),
	new TranslationMap("engineering", "Engineering"),
	new TranslationMap("stormwater", "Stormwater Management")
);	

var filenameMap = new Array(
	//new TranslationMap("Some_Page.html", "New Title Here")
);

// Programmatic Constants (should not be modified, otherwise may break logic)
var SLASH_SEPARATOR = "/";
var DEPARTMENT_TRANSLATION = 0;
var DIVISION_TRANSLATION = 1;
var FILENAME_TRANSLATION = 2;

var TOP_TYPE = "top";
var LANDING_TYPE = "landing";
var DEPARTMENT_TYPE = "department";
var DIVISION_TYPE = "division";

var DEBUG_STRING = "#debug";
var DEBUG_FLASH_STRING = "#flashDebug";

/**
 * Parse location url into all necessary page attributes
 * 
 * Syntax of url parameter:
 *	http://[page context]/[department dir]/[division dir]/[file name]
 *
 * Example Usage:
 *	var pageInfo = new PageInfo(location.href);
 *	alert(pageInfo.value);
 *
 * @param url	The url to use as reference (should be populated by location.href)
 */
function parseUrl(url) {
	// Strip out any existing anchor
	if (url.indexOf("#") > -1) {
		url = url.substring(0, url.indexOf("#"));
	}
	
	// Parse Root Context
	var firstPart = url.substring(0, url.indexOf("//"));
	var lastPart = url.substring(url.indexOf("//") + 2, url.length);
	if (lastPart.indexOf("/") == -1) {
		lastPart += "/";
	}
	var rootContext = firstPart + "//" + lastPart.substring(0, lastPart.indexOf("/"));
	
	var status = "";
	
	// Parse department and division directories
	var department = replaceNull(url.split("/")[3]);
	var division = replaceNull(url.split("/")[4]);
	
	status = "N/A";
	
	if (isIndex(department) || department.indexOf(".") > -1) {
		department = "";
	}
	
	// Parse filename
	var fileName = url.substring(url.lastIndexOf("/") + 1, url.length);
	if (fileName != null && fileName.indexOf(".") > -1) {
		if (fileName == division) { 
			division = "";
		} 
	} else {
		fileName = INDEX_FILENAME;
	}
	
	// Calculate image dir
	var imagePath = addSeparator(rootContext, SLASH_SEPARATOR) + 
		addSeparator(department, SLASH_SEPARATOR) + 
		addSeparator(division, SLASH_SEPARATOR) + IMAGE_DIR_NAME;
	
	// Title Translations
	var departmentTitle = translate(department, DEPARTMENT_TRANSLATION);
	var divisionTitle = translate(division, DIVISION_TRANSLATION);
	var pageTitle = translate(fileName, FILENAME_TRANSLATION);
	
	// Calculate Department & Division URLs
	var departmentUrl = "";
	if (department.length > 0) {
		departmentUrl = addSeparator(rootContext, SLASH_SEPARATOR) +
			addSeparator(department, SLASH_SEPARATOR);
	}
	
	var divisionUrl = "";
	if (departmentUrl.length > 0 && division.length > 0) {
		divisionUrl = departmentUrl + addSeparator(division, SLASH_SEPARATOR);
	}
	
	// Search Functionality
	if (department == "search") {
		if (fileName == "advanced.jsp") {
			pageTitle = "Advanced Search";
		} else {
			pageTitle = "Search";
		}
		
		department = "";
		division = "";
		fileName = "search.cfm";
	}
		
	// Parse Department / Division Navigation (breadcrumb)
	var navigation = "";
	var sep = BREAD_CRUMB_SEPARATOR;
	
	var type = DEPARTMENT_TYPE;
	
	if (exists(division)) {
		// << Department | Division
		navigation += "<a class='pageTitle' href=\"" + departmentUrl + "\">" + BACK_ARROW + replaceNbsp(departmentTitle) + "</a>";
		if (isIndex(fileName)) {
			navigation += sep + replaceNbsp(divisionTitle);
		} else {
			// << Department | Division | Page Title
			navigation += sep + "<a class='pageTitle' href=\"" + divisionUrl + "\">" + replaceNbsp(divisionTitle) + "</a>";
			navigation += sep + replaceNbsp(pageTitle);
		}
		type = DIVISION_TYPE;
	} else {
		if (exists(department)) {
			// Department
			if (!isIndex(fileName)) {
				navigation += "<a class='pageTitle' href=\"" + departmentUrl + "\">" + BACK_ARROW + replaceNbsp(departmentTitle) + "</a>";
			} else {			
				navigation += replaceNbsp(departmentTitle);
			}
			
			if (!isIndex(fileName)) {
				// << Department | Page Name
				navigation += sep + replaceNbsp(pageTitle);
			}
			
			if (isLandingPage(department)) {
					type = LANDING_TYPE;
			}
		} else {
			type = TOP_TYPE;
			if (isIndex(fileName)) {
				// Welcome To Douglas County
				navigation += HOME_WELCOME_TITLE;
			} else {
				// << Douglas County | Page Title
				navigation += "<a class='pageTitle' href=\"" + rootContext + "\">" + BACK_ARROW + replaceNbsp(HOME_LINK_LABEL) + "</a>";
				navigation += sep + replaceNbsp(pageTitle);
			}
		}
	}
	
	// Post-tweaks for proper search page breadcrumbs
	if (pageTitle == "Search") {
		fileName = "";
		url = rootContext + "/index.html";
		departmentUrl = "";
		departmentTitle = "";
		imagePath = rootContext + "/images";
		navigation = replaceNbsp(pageTitle);
	} else if (pageTitle == "Advanced Search") {
		fileName = "";
		url = rootContext + "/index.cfm";
		departmentUrl = "";
		departmentTitle = "";
		imagePath = rootContext + "/images";
		var simpleSearchUrl = rootContext + "/search/index.jsp";
		navigation = "<a class='pageTitle' href=\"" + simpleSearchUrl + "\">" + BACK_ARROW + replaceNbsp("Simple Search") + "</a>" + sep + replaceNbsp(pageTitle);
	}
	
	if (department == "MMWIP") {
		departmentTitle = DRAFT_REVIEW_TEXT;
		divisionTitle = "";
		pageTitle = "";
		navigation = DRAFT_REVIEW_TEXT;
	}
	
	// Contruct and return the populated PageAttributes object
	return new PageParams(url, rootContext,department,departmentUrl,departmentTitle,
		division,divisionUrl,divisionTitle,fileName,pageTitle,navigation,imagePath,type,status);
}

/**
 * PageParams Object
 *
 * Populated with parseUrl function and the current page URL (i.e. location.href)
 */
function PageParams(url,rootContext,department,departmentUrl,departmentTitle,division,
		divisionUrl,divisionTitle,fileName,pageTitle,navigation,imagePath,type, status) {
		
	this.url = url;
	this.rootContext = rootContext;
	this.department = department;
	this.departmentUrl = departmentUrl;
	this.departmentTitle = departmentTitle;
	this.division = division;
	this.divisionUrl = divisionUrl;
	this.divisionTitle = divisionTitle;
	this.fileName = fileName;
	this.pageTitle = pageTitle;
	this.navigation = navigation;
	this.imagePath = imagePath;
	this.type = type;
	
	this.value = "url = " + url +
		     "\nrootContext = " + rootContext + 
		     "\ndepartment = " + department + 
		     "\ndepartmentUrl = " + departmentUrl + 
		     "\ndepartmentTitle = " + departmentTitle + 
		     "\ndivision = " + division +
		     "\ndivisionUrl = " + divisionUrl +
		     "\ndivisionTitle = " + divisionTitle +
		     "\nfileName = " + fileName +
		     "\npageTitle = " + pageTitle +
		     "\nnavigation = " + navigation +
		     "\nimagePath = " + imagePath +
			 "\ntype = " + type +
			 "\nstatus = " + status;
}

/**
 * TranslationMap Object
 * Contains either a department, division, or page title lookup map item
 */
function TranslationMap(key, value) {
	this.key = key;
	this.value = value;
}

//////////////////////
// Utility fuctions //
//////////////////////
function isLandingPage(theValue) {
	theValue = theValue.toLowerCase();
	if (theValue == "living" || 
		theValue == "working" ||
		theValue == "visiting" ||
		theValue == "business" ||
		theValue == "government") {
		return true;
	}
	return false;
}

function translate(key, transType) {
	var map = null;
	
	if (transType == DEPARTMENT_TRANSLATION) {
		map = departmentMap;
	} else if (transType == DIVISION_TRANSLATION) {
		map = divisionMap;
	} else if (transType == FILENAME_TRANSLATION) {
		map = filenameMap;
	}
	
	for (var i=0;i<map.length;i++) {
		var item = map[i];
		if (item.key == key) {
			return item.value;
		}
	}
	
	if (transType == FILENAME_TRANSLATION) {
		// No match found, translate special filename character (if not index page)
		if (!isIndex(key)) {		
			key = key.replace(/\$n/g, "&");
			key = key.replace(/_/g, " ");
			key = key.replace(/\$qq/g, "\"");
			key = key.replace(/\$q/g, "?");
			key = key.replace(/\$c/g, ",");
			// Remove Extension
			key = key.substring(0, key.lastIndexOf("."));
			
			return key;
		}
		
		// This is an index page, don't do anything with it
		return "";
	}
	
	return key;
}

/**
 * Check if the given file name is an index file
 */
function isIndex(fileName) {
	if (fileName == null || fileName.toLowerCase() != INDEX_FILENAME) {
		return false;
	}
	
	return true;
}

function addSeparator(theValue, sep) {
	if (theValue != null && theValue!= "") {
		theValue += sep;
	}
	return theValue;
}

function replaceNbsp(theValue) {
	if (theValue != null) {
		theValue = theValue.replace(/ /g, "&nbsp;");
	}
	return theValue;
}

function replaceNull(theValue) {
	if (theValue == null) {
		theValue = "";
	}
	return theValue;
}

function exists(theValue) {
	if (theValue == null || theValue.length == 0) {
		return false;
	}
	return true;
}

///////////////////////////////////////////////////////////////////////////////////////////////

function loadPageContent() {
	var url = location.href;
	
	var debug = false;
	
	if (url.indexOf(DEBUG_STRING) > -1) {
		debug = true;
	}
	
	if (url.indexOf("#") > -1) {
		url = url.substring(0, url.indexOf("#"));
	}
	
	var pageParams = parseUrl(url);
	if (debug) {
		populate("target_flash", getDebugCode(pageParams.value));
	} else {
		populate("target_flash", getFlashMarkup(pageParams));
	}
	populate("target_deptHeirarchyNav", pageParams.navigation);
		
	// (Main template divs)
	// target_weather
	// target_dailyPhoto
	
	MM_preloadImages('/images/ExpressConnect_over.gif');
}

function populate(targetContentAreaId, content) {
	var targetObj = findObj(targetContentAreaId, document);
	if (targetObj == null) {	
		//alert("Temporary Warning:  Page " + location.href + " doesn't currently have a div called " + targetContentAreaId);
	} else {
		document.getElementById(targetContentAreaId).innerHTML = content;
	}
}

/**
 * Get the flash markup for a given PageAttribute object
 */
function getFlashMarkup(pageParams) {
	var department = pageParams.departmentTitle;
	var division = pageParams.divisionTitle;
	var type = pageParams.type;
	var imagePath = pageParams.imagePath;
				
	// Debug
	var debug = false;
	if (location.href.indexOf(DEBUG_FLASH_STRING) > -1) {
		debug = true;
	}
		
	// Render markup
	// TODO: Remove imagePath now that we're using an XML property file
	var html = 
		'<object classid="clsid:D27CDB6E-AE6D-11cf-96B8-444553540000"\n' +
		'	codebase="http://download.macromedia.com/pub/shockwave/cabs/flash/swflash.cab#version=7,0,0,0"\n' +
		'	width="770" height="140" hspace="0" vspace="0">\n\n' +
		'	<param name="allowScriptAccess" value="sameDomain" />\n' +
		'	<param name="movie" value="/images/TopHeaderImages.swf">\n' +
		'	<param name="quality" value="high">\n' +
		'	<param name="flashvars" value="department=' + escape(department) + '&division=' + escape(division) + '&type=' + escape(type) + '&imagePath=' + escape(imagePath) + '">\n' +
		'	<embed\n' +
		'		src="/images/TopHeaderImages.swf?department=' + escape(department) + '&division=' + escape(division) + '&type=' + escape(type) + '&imagePath=' + escape(imagePath) + '"\n' +
		'		width="770" height="140" hspace="0" vspace="0" quality="high" allowScriptAccess="sameDomain"\n' +
		'		pluginspage="http://www.macromedia.com/go/getflashplayer" type="application/x-shockwave-flash">\n' +
		'	</embed>\n' +
		'</object>';
	
	if (debug) {
		return getDebugCode(html);
	}
	return html;
}

function getDebugCode(theValue) {
	var debugStartTag = '<textarea rows=18 cols=121>';
	var debugEndTag = '</textarea>';
	return debugStartTag + theValue + debugEndTag;
}
	
// Utility functions for finding page objects, using the DOM, and working with layers
function findObj(n, d) { 
  var p,i,x;  if(!d) d=document; if((p=n.indexOf("?"))>0&&parent.frames.length) {
    d=parent.frames[n.substring(p+1)].document; n=n.substring(0,p);}
  if(!(x=d[n])&&d.all) x=d.all[n]; for (i=0;!x&&i<d.forms.length;i++) x=d.forms[i][n];
  for(i=0;!x&&d.layers&&i<d.layers.length;i++) x=findObj(n,d.layers[i].document);
  if(!x && d.getElementById) x=d.getElementById(n); return x;
}

function showHideLayers() {
  var i,p,v,obj,args=showHideLayers.arguments;
  for (i=0; i<(args.length-2); i+=3) {
  	if ((obj=findObj(args[i]))!=null) {
		v=args[i+2];
	    if (obj.style) { 
			obj=obj.style; v=(v=='show')?'visible':(v=='hide')?'hidden':v; 
		}
		obj.visibility=v; 
	}
  }
}

function MM_swapImgRestore() { //v3.0
  var i,x,a=document.MM_sr; for(i=0;a&&i<a.length&&(x=a[i])&&x.oSrc;i++) x.src=x.oSrc;
}

function MM_preloadImages() { //v3.0
  var d=document; if(d.images){ if(!d.MM_p) d.MM_p=new Array();
    var i,j=d.MM_p.length,a=MM_preloadImages.arguments; for(i=0; i<a.length; i++)
    if (a[i].indexOf("#")!=0){ d.MM_p[j]=new Image; d.MM_p[j++].src=a[i];}}
}

function MM_swapImage() { //v3.0
  var i,j=0,x,a=MM_swapImage.arguments; document.MM_sr=new Array; for(i=0;i<(a.length-2);i+=3)
   if ((x=findObj(a[i]))!=null){document.MM_sr[j++]=x; if(!x.oSrc) x.oSrc=x.src; x.src=a[i+2];}
}

function MM_reloadPage(init) {  //reloads the window if Nav4 resized
  if (init==true) with (navigator) {if ((appName=="Netscape")&&(parseInt(appVersion)==4)) {
    document.MM_pgW=innerWidth; document.MM_pgH=innerHeight; onresize=MM_reloadPage; }}
  else if (innerWidth!=document.MM_pgW || innerHeight!=document.MM_pgH) location.reload();
}
MM_reloadPage(true);