// JavaScript Document : SF Station //


//  onload for all pages //

        window.onload = function() {
			preloadImages();
			initializeMenu("entertainmentMenu", "entertainmentActuator");
            initializeMenu("theartsMenu", "theartsActuator");
            initializeMenu("fooddrinkMenu", "fooddrinkActuator");
            initializeMenu("fashionMenu", "fashionActuator");
            initializeMenu("shopsMenu",	 "shopsActuator");
			initializeMenu("servicesMenu", "servicesActuator");
			initializeMenu("citiesdistrictsMenu", "citiesdistrictsActuator");
            initializeDropdownMenu("bookmarksMenu", "bookmarksActuator");
            initializeDropdownMenu("mypageMenu", "mypageActuator");			
        }


// menuExpandable2.js - implements an expandable menu based on a HTML list //
// Author: Dave Lindquist (dave@gazingus.org) //
// Modified: SF Station //


// Expandable //

if (!document.getElementById)
    document.getElementById = function() { return null; }

function initializeMenu(menuId, actuatorId) {
    var menu = document.getElementById(menuId);
    var actuator = document.getElementById(actuatorId);

    if (menu == null || actuator == null) return;


	//if (window.opera) return; // I'm too tired

    actuator.onclick = function() {
		if(this.src.indexOf("images/basics/minus.gif")>0) {
			this.src="../images/basics/plus.gif";
			menu.style.display="none";
		} else {
			this.src="../images/basics/minus.gif";
			menu.style.display="block";
		}
        return false;
    }
}


// Dropdown //
var whatsopen=null;
function initializeDropdownMenu(menuId, actuatorId) {
    var menu = document.getElementById(menuId);
    var actuator = document.getElementById(actuatorId);

    if (menu == null || actuator == null) return;

	//if (window.opera) return; // I'm too tired

    actuator.onclick = function() {
		var display = menu.style.display;
		if(display=="block") {
			whatsopen=null;
		} else {
			if(whatsopen!=null) {
				whatsopen.style.display="none";
			}
			whatsopen=menu;
		}
        menu.style.display = (display == "block") ? "none" : "block";
        return false;
    }
}


// swap images from "static" to "active" //


function newImage(arg) {
     if (document.images) {
          rslt = new Image();
          rslt.src = arg;
          return rslt;
     }
}

function changeImages() {
     if (document.images && (preloadFlag == true)) {
          for (var i=0; i<changeImages.arguments.length; i+=2) {
               document[changeImages.arguments[i]].src = changeImages.arguments[i+1];
          }
     }
}

var preloadFlag = false;
function preloadImages() {
     if (document.images) {
	 	img_signin01 = newImage("../images/basics/user_sign_in01.gif");
        img_signin02 = newImage("../images/basics/user_sign_in02.gif");
        img_signout01 = newImage("../images/basics/user_sign_out01.gif");
        img_signout02 = newImage("../images/basics/user_sign_out02.gif");
        img_home01 = newImage("../images/backend/icon_home01.gif");
		img_home02 = newImage("../images/backend/icon_home02.gif");
        img_free01 = newImage("../images/backend/icon_free01.gif");
		img_free02 = newImage("../images/backend/icon_free02.gif");
        img_enhanced01 = newImage("../images/backend/icon_enhanced01.gif");
		img_enhanced02 = newImage("../images/backend/icon_enhanced02.gif");
        preloadFlag = true;
     }
}




// calendar toggle script //

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_findObj(n, d) { //v4.01
  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=MM_findObj(n,d.layers[i].document);
  if(!x && d.getElementById) x=d.getElementById(n); return x;
}

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=MM_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);

function MM_showHideLayers() { //v6.0
  var i,p,v,obj,args=MM_showHideLayers.arguments;
  for (i=0; i<(args.length-2); i+=3) if ((obj=MM_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; }
}