// ------------------------------------
// MESSAGES on the home page.
//  - Constants for messages
//  - Function to display the message 
//    & current date time
// ------------------------------------

var THE_WAY_IT_WAS="original";
var PAGE_WHO="'" + "http://www.graHouse.com/who.htm" + "'";
var PAGE_WHAT="http://www.graHouse.com/what.htm";
var PAGE_WHY="http://www.graHouse.com/why.htm";
var PAGE_NEED="http://www.graHouse.com/aNeed.htm";
var PAGE_WE_HELP="http://www.graHouse.com/howWe.htm";
var PAGE_YOU_HELP="http://www.graHouse.com/howYou.htm";
var PAGE_CONTACT="http://www.graHouse.com/contactUs.htm";
var PET_MSG="petMsg";
var THE_TEST="theTestMsg";

var ONE "one";
var TWO "two";
var THREE "three";
var FOUR "four";

//
// Function to display a html page
//

function showPage(id,theFile) {
  
  if (theFile==null) {

    document.getElementById(id).innerHTML="<center><b>NO PAGE TO OPEN</b><br><br></center>";

  } else {
    
    // Get the absolute path / url for the page
    var path = top.location.pathname;
    if (document.all) {
      path = path.replace(/\\/g,"/");
    }

    //path = path.substr(1,path.lastIndexOf("/")+1);
    path = path.substr(1,path.lastIndexOf("/"));
    //var url = top.location.protocol + "//" + path + theFile;
    var url = path + theFile;

    // Read the contents of the file 'theFile' into the innerHTML variable for the element
    var theHTML = "";

    //var theRoot = "C:\\Users\\Robbo\\Documents\\gra\\NEW_Website\\";
    //var theRoot = "./";
    //var f = theRoot + theFile;
    var fso = new ActiveXObject("Scripting.FileSystemObject");   
    if (fso.fileExists(url)) {

        var contents ="";
        var line;
        
        alert("the file = [" + url + "]");
        
        contents = fso.OpenTextFile(url, 1); // mode 1 = Read
        // loop over file till it reaches the end - line by line
        while ( !contents.AtEndOfStream ){
          theHTML += contents.ReadLine();
        }
        contents.Close();
        fso = null;
    } else {
        theHTML = "<CENTER><B>The file [" + url + "] does NOT exist</B></CENTER>";
    }

    document.getElementById(id).innerHTML= theHTML;
    
  }
}

// ----------------------------------
// 
// ----------------------------------
function processAjax(targetDivID, url) { 
     
    alert("processAjax: START: DivID=[" + targetDivID + "] url=[" + url + "]");

    if (window.ActiveXObject) {
      // IE Browser
      alert("processAjax: IE Browser...");
      req = new ActiveXObject("Microsoft.XMLHTTP"); 
      if (req) { 
        alert("processAjax: 1 ...");
        if (req.readyState == 4) { // Complete 
          alert("processAjax:2  ActiveXObject complete...");
          if (req.status == 200) { // OK response 
            alert("processAjax:3  OK Response ...");
            document.getElementById(id).innerHTML = req.responseText; 
          } else { 
            alert("processAjax: Problem: response NOT OK [" + req.statusText + "]"); 
          } 
        } else { alert("processAjax: ActiveXObject Not complete!..."); }

        //alert("processAjax: Completed readyState=[" + req.readyState + "] req.status=[" + req.status + "]");
        //req.onreadystatechange = targetDiv(targetDivID); 
        req.open("GET", url, true); 
        req.send();
        
      }
    } else if (window.XMLHttpRequest) {
      // Non-IE browsers 
      alert("processAjax: NON IE Browser...");
      req = new XMLHttpRequest(); 
      req.onreadystatechange = targetDiv(targetDivID); 
      try { 
        req.open("GET", url, true); 
      } catch (e) { 
        alert("processAjax: CATCH[" + e + "]"); 
      } 
      req.send(null); 
    } 
} 

// Same as above ... just swapped ifs order around
function processAjax1(targetDivID, url) { 
     
    alert("processAjax1: START: DivID=[" + targetDivID + "] url=[" + url + "]");

    if (window.XMLHttpRequest) {
      // Non-IE browsers 
      alert("processAjax1: NON IE Browser...");
      req = new XMLHttpRequest(); 
      req.onreadystatechange = targetDiv(targetDivID); 
      try { 
        req.open("GET", url, true); 
      } catch (e) { 
        alert("processAjax1: CATCH[" + e + "]"); 
      } 
      req.send(null); 
    
    } else if (window.ActiveXObject) {
      
      // IE Browser
      alert("processAjax1: IE Browser...");
      req = new ActiveXObject("Microsoft.XMLHTTP"); 
      if (req) { 
        alert("processAjax1: 1 ...");
        if (req.readyState == 4) { // Complete 
          alert("processAjax1:2  ActiveXObject complete...");
          if (req.status == 200) { // OK response 
            alert("processAjax1:3  OK Response ...");
            document.getElementById(id).innerHTML = req.responseText; 
          } else { 
            alert("processAjax1: Problem: response NOT OK [" + req.statusText + "]"); 
          } 
        } else { alert("processAjax1: ActiveXObject Not complete!..."); }

        //alert("processAjax1: Completed readyState=[" + req.readyState + "] req.status=[" + req.status + "]");
        //req.onreadystatechange = targetDiv(targetDivID); 
        req.open("GET", url, true); 
        req.send();
        
      }
    }
} 

// ---------------------
// Load the HTML of the
// requested page
// ---------------------
function targetDiv(id) { 
    if (req.readyState == 4) { // Complete 
        alert("targetDiv: 1 ...");
        if (req.status == 200) { // OK response 
          alert("targetDiv: 2 ...");
          document.getElementById(id).innerHTML = req.responseText; 
        } else { 
          alert("Problem: " + req.statusText); 
        } 
    } 
} 



// ----------------------------------
// Functions to hide a container 
// ----------------------------------
var hideFirst=1;
var aDOM = 0, ieDOM = 0, nsDOM = 0; var stdDOM = document.getElementById;
function xDOM(objectId, wS) {
  if (stdDOM) return wS ? document.getElementById(objectId).style : document.getElementById(objectId);
  if (ieDOM) return wS ? document.all[objectId].style : document.all[objectId];
  if (nsDOM) return document.layers[objectId];
}

function hideContainer(objectID,vis) {
  if (stdDOM) aDOM = 1; 
  else {
    ieDOM = document.all;
    if (ieDOM) aDOM = 1; 
    else {
      var nsDOM = ((navigator.appName.indexOf('Netscape') != -1) && (parseInt(navigator.appVersion) ==4)); if (nsDOM) aDOM = 1;
    }
  }

  var objs = xDOM(objectID,1); objs.visibility = vis;
}



// ----------------------------------------------------
// THE LINKS on the home page.
// Details of the links; used instead of separate pages
// functions to manage them.
// ----------------------------------------------------




// -------- Functions to change colour of links button ---
function changeButton(targetID,sourceID)
{
  // This does'nt work - sourceID object has no colour ???
  // document.getElementById(targetID).style.backgroundColor=document.getElementById(sourceID).style.backgroundColor;
  document.getElementById(targetID).style.backgroundColor=defaultMidContainerColour;
  document.getElementById(targetID).style.color=BLACK;
}

function changeButtonBack(targetID)
{
  document.getElementById(targetID).style.backgroundColor=defaultLinkButtonColour;
  document.getElementById(targetID).style.color="#ffffff";
}


// -----------------------------------------
// Show current date and time
// -----------------------------------------
var timerID = null;
var timerRunning = false;

function stopclock (){
  if(timerRunning)
    clearTimeout(timerID);
  timerRunning = false;
}

function showtime () {
  var now = new Date();
  
  var day = now.getDate();
  var year = now.getYear();
  if (year < 2000) year = year + 1900;
  var hours = now.getHours();
  var minutes = now.getMinutes();
  var seconds = now.getSeconds();

  var theday = now.getDay();
  if (theday == "0") theday = "Sun";
  if (theday == "1") theday = "Mon";
  if (theday == "2") theday = "Tues";
  if (theday == "3") theday = "Wed";
  if (theday == "4") theday = "Thurs";
  if (theday == "5") theday = "Fri";
  if (theday == "6") theday = "Sat";
  
  var themonth = "";
  var month = now.getMonth() + 1;
  if (month == "1") themonth = "Jan";
  if (month == "2") themonth = "Feb";
  if (month == "3") themonth = "Mar";
  if (month == "4") themonth = "Apr";
  if (month == "5") themonth = "May";
  if (month == "6") themonth = "June";
  if (month == "7") themonth = "July";
  if (month == "8") themonth = "Aug";
  if (month == "9") themonth = "Sept";
  if (month == "10") themonth = "Oct";
  if (month == "11") themonth = "Nov";
  if (month == "12") themonth = "Dec";

//  var offset = now.getDay();
//alert("offset=" + offset + "; day=" + day);
//  if(offset != 0) {
//    if ( day < 1) {
//      day = day - offset;
//      if (month == 1) day = 31 + day;
//      if (month == 2) day = 31 + day;
//      if (month == 3) {
//        if (( year == 00) || ( year == 04)) {day = 29 + day;}
//        else {day = 28 + day;}
//      }
//      if (month == 4) day = 31 + day;
//      if (month == 5) day = 30 + day;
//      if (month == 6) day = 31 + day;
//      if (month == 7) day = 30 + day;
//      if (month == 8) day = 31 + day;
//      if (month == 9) day = 31 + day;
//      if (month == 10) day = 30 + day;
//      if (month == 11) day = 31 + day;
//      if (month == 12) day = 30 + day;
//      if (month == 1) {
//        month = 12;
//        year = year - 1;
//      } else {
//        month = month - 1;
//      }
//    }
//  }

  //var timeValue = "" + ((hours >12) ? hours -12 :hours);
  var timeValue = "" + theday + " " + day + " " + themonth + " " + year + ": " + ((hours >12) ? hours -12 :hours);
  if (timeValue == "0") timeValue = 12;
  timeValue += ((minutes < 10) ? ":0" : ":") + minutes;
  timeValue += ((seconds < 10) ? ":0" : ":") + seconds;
  timeValue += (hours >= 12) ? " P.M." : " A.M.";
  document.clock.clockFace.value = timeValue;
  timerID = setTimeout("showtime()",1000);
  timerRunning = true;
}

// --- start the clock ------
function startclock() {
  stopclock();
  showtime();
}