<!--
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_findObj(n, d) { //v4.0
  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 && document.getElementById) x=document.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_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_nbGroup(event, grpName) { //v3.0
  var i,img,nbArr,args=MM_nbGroup.arguments;
  if (event == "init" && args.length > 2) {
    if ((img = MM_findObj(args[2])) != null && !img.MM_init) {
      img.MM_init = true; img.MM_up = args[3]; img.MM_dn = img.src;
      if ((nbArr = document[grpName]) == null) nbArr = document[grpName] = new Array();
      nbArr[nbArr.length] = img;
      for (i=4; i < args.length-1; i+=2) if ((img = MM_findObj(args[i])) != null) {
        if (!img.MM_up) img.MM_up = img.src;
        img.src = img.MM_dn = args[i+1];
        nbArr[nbArr.length] = img;
    } }
  } else if (event == "over") {
    document.MM_nbOver = nbArr = new Array();
    for (i=1; i < args.length-1; i+=3) if ((img = MM_findObj(args[i])) != null) {
      if (!img.MM_up) img.MM_up = img.src;
      img.src = (img.MM_dn && args[i+2]) ? args[i+2] : args[i+1];
      nbArr[nbArr.length] = img;
    }
  } else if (event == "out" ) {
    for (i=0; i < document.MM_nbOver.length; i++) {
      img = document.MM_nbOver[i]; img.src = (img.MM_dn) ? img.MM_dn : img.MM_up; }
  } else if (event == "down") {
    if ((nbArr = document[grpName]) != null)
      for (i=0; i < nbArr.length; i++) { img=nbArr[i]; img.src = img.MM_up; img.MM_dn = 0; }
    document[grpName] = nbArr = new Array();
    for (i=2; i < args.length-1; i+=2) if ((img = MM_findObj(args[i])) != null) {
      if (!img.MM_up) img.MM_up = img.src;
      img.src = img.MM_dn = args[i+1];
      nbArr[nbArr.length] = img;
  } }
}

function MM_showHideLayers() { //v3.0
  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; }
}

function showMenu(navName) {
  if( document.menuOpened!=null )
    hideMenu(navName);
  document.menuOpened = navName;
  MM_showHideLayers(navName,'','show');
}

function hideMenu() {
  navName = document.menuOpened;
  document.menuOpened=null;
  setTimeout("if(document.menuOpened==null || document.menuOpened!='"+navName+"') MM_showHideLayers('"+navName+"','','hide');",10);
}

//  whitespace: space, tab, next line
function isWhitespace(str)
{
  for(var i=0; i<str.length; i++) {
    var c = str.charAt(i);
    if( c!=' ' && c!='\n' && c!='\t' )
      return false;
  }
  return true;
}

// 0-9
function isAlhpaNumeric(str)
{
  for(var i=0; i<str.length; i++) {
    var c = str.charAt(i);
    if( !((c>='A' && c<='Z') || (c>='a' && c<='z') || (c>='0' && c<='9')) )
      return false;
  }
  return true;
}

// a-z, A-Z
function isAlphabets(str)
{
  for(var i=0; i<str.length; i++) {
    var c = str.charAt(i);
    if( !((c>='A' && c<='Z') || (c>='a' && c<='z')) )
      return false;
  }
  return true;
}

//  0-9
function isInteger(str)
{
  for(var i=0; i<str.length; i++) {
    var c = str.charAt(i);
    if( !(c>='0' && c<='9') )
      return false;
  }
  return true;
}

// 0-9 or .
function isFloat(str)
{
  var intCount = 0;
  for(var i=0; i<str.length; i++) {
    var c = str.charAt(i);
    if( c=='.' )
      if( intCount > 0 )
        return false;
      else
        intCount++;
    else if( !(c>='0' && c<='9') )
      return false;
  }
  return true;
}

// string@string[.string]
function isEmail(strEmail)
{
  invalidChars ="/:,?#;";

  if (strEmail==null || isWhitespace(strEmail))
    return false;
  for (ai=0;ai<invalidChars.length;ai++) {
    badChar = invalidChars.charAt(ai);
    if (strEmail.indexOf(badChar,0) > -1)
      return false;
  }
  atPos = strEmail.indexOf("@",1);
  if (atPos ==-1)
    return false;
  if (strEmail.indexOf("@",atPos+1) > -1)
    return false;
  periodPos = strEmail.indexOf(".",atPos);
  if (periodPos == -1)
    return false;
  if (periodPos+3 > strEmail.length)
    return false;

  return true;
}

///////////////////////////////////////////////////////////////////////////////////////////////
//  function name: loadTop
//  return value: none
//  parameter(s):
//    frame - the framem object at where top banner page is loaded
//    url - the url to be loaded at the frame
//  description:
//    This function is used to load the top frame with new url.
///////////////////////////////////////////////////////////////////////////////////////////////
function loadTop(frame, url)
{
  if( frame==null )
    frame = parent.frames["orangetop"];
  if( url==null )
    frame.location.reload();
  else
    frame.location.href = url;
}

function checkBrowser(NSvers,NSpass,NSnoPass,IEvers,IEpass,IEnoPass,OBpass) { //v4.0
  var result=false, verStr=navigator.appVersion, app=navigator.appName, version = parseFloat(verStr);
  if (app.indexOf('Netscape') != -1) {
    if (version >= NSvers) {if (NSpass>0) result=(NSpass==1)?true:false;}
    else {if (NSnoPass>0) result=(NSnoPass==1)?true:false;}
  } else if (app.indexOf('Microsoft') != -1) {
    if (version >= IEvers || verStr.indexOf(IEvers) != -1)
     {if (IEpass>0) result=(IEpass==1)?true:false;}
    else {if (IEnoPass>0) result=(IEnoPass==1)?true:false;}
  } else if (OBpass>0) result=(OBpass==1)?true:false;

  return result;
}

function bookmark(){
  if ( document.all )
    window.external.AddFavorite(document.location, "Aplichau Kaifong Primary School");
}

function sethome(){
  this.style.behavior="url(#default#homepage)";
  this.setHomePage("http://www.akps.edu.hk/");
}

//-->