var link = null;
var alt = null;
var fol = null;
var subfol = null;
var lev_div = "";
var lev_div = "";
var orgcolor = '#eeeeee';

var isV5 = false;
var isIE = false;
var navmenuout = true
var navmenutimeoutID = 1
var mouseout_menuarticle = true
var menutimeoutID = 1
var pollanswer = false

var isMinNS4 = (navigator.appName.indexOf("Netscape") >= 0 &&
                parseFloat(navigator.appVersion) >= 4) ? 1 : 0;
var isMinIE4 = (document.all) ? 1 : 0;
var isMinIE5 = (isMinIE4 && navigator.appVersion.indexOf("5.") >= 0) ? 1 : 0;


//base function
function MM_openBrWindow(theURL,winName,features) { //v2.0
  window.open(theURL,winName,features);
}

function MM_showHideLayers() {
if(parseInt(navigator.appVersion) == 5){
  var i,p,v,obj,args=MM_showHideLayers.arguments;
  if(document.getElementById){
   for (i=0; i<(args.length-2); i+=3){
   obj=document.getElementById(args[i]);v=args[i+2];
v=(v=='show')?'visible':(v='hide')?'hidden':v;
   if(obj)obj.style.visibility=v;
   }
  }
  else{
  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; }
 }
 }
else{
  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 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() { //v3.0C
  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_swapImgRestore() { //v3.0C
  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) { //v3.0
  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); return x;
}

function MM_openBrWindow(theURL,winName,features) { //v2.0
  window.open(theURL,winName,features);
}

function MM_jumpMenu(targ,selObj,restore){ //v3.0
  eval(targ+".location='"+selObj.options[selObj.selectedIndex].value+"'");
  if (restore) selObj.selectedIndex=0;
}
//end


var path = window.location.pathname;

if(path.indexOf('\\') != -1){
	div = "\\";
}else{
	div = "/";	
}

lev = path.split(div);

for(i=0; i<level_1.length; i++){	
	if(path.indexOf(div + level_1[i]['folder']) != -1){		
		fol = i;		
		for (j=0; j<lev.length; j++){
			if(lev[j] == level_1[i]['folder']){
				lev_no = j;				
				break;
			}
		}
	}
}

for (i=0 ;i<(lev.length - lev_no)-1 ;i++){		
		lev_div += "../";
	}


getlev2(fol);
getlev3(fol);

no = fol + 1;

if(no < 10){
	no = "0" + no;
}

function genhead(){	
	document.write('<b>'+level_1[fol]['alt']+'</b>');
}

function genmenu(x)
{	
	var l_lev_div = '';
	if(lev_div != '')
	{
		l_lev_div = "../" + lev_div;
	}
	var target='';
	
	if(fol == x)
	{			
		document.write('<p><hr></p>');
		for(var i=0; i<level_2.length; ++i)
		{
			if(level_2[i]['new_window']=='Y')
				target = 'target="_blank"';
			else
				target = '';
			
			if(path.indexOf(level_2[i]['url']) != -1 ) // current selected index
			{
				if( level_2[i]['url'].indexOf('http://sc.lcsd.gov.hk/gb/') != -1 || level_2[i]['url'].indexOf('https://sc.lcsd.gov.hk/gb/') != -1) // external link
					gentable( level_2[i]['url'], level_2[i]['alt'], level_2[i]['layer'], overcolor, overcolor, target);			
				else
					gentable(l_lev_div + level_2[i]['url'], level_2[i]['alt'], level_2[i]['layer'], overcolor, overcolor, target);
				subfol = i ;
			}
			else
			{
				if( level_2[i]['url'].indexOf('http://sc.lcsd.gov.hk/gb/') != -1 || level_2[i]['url'].indexOf('https://sc.lcsd.gov.hk/gb/') != -1) // external link
					gentable(level_2[i]['url'], level_2[i]['alt'], level_2[i]['layer'], orgcolor, overcolor, target);				
				else
					gentable(l_lev_div + level_2[i]['url'], level_2[i]['alt'], level_2[i]['layer'], orgcolor, overcolor, target);	
			}		
		}
	}
}

function gensubhd()
{	
	for(a=0;a<level_2.length;a++)
	{
		if(path.indexOf(div + level_2[a]['url']) != -1)
		{
				subfol = a;				
		}
	}

	if(fol != 0 && fol != 9 && fol != 10 && fol != 11 && fol != 12 && fol != 13 && subfol != null){		
		document.write('<b>'+level_2[subfol]['alt']+'</b>');
	}
}

function gentable(l, a, layer, orgcol, overcol, target){

	if (link == null) { 
		link = new Array(); 
		count = 0;
	} else { 
		count = link.length;
	}
	
	if (alt == null) {
		alt = new Array(); 
	}

	link[count] = l;	
	alt[count] = a;

	num = count+1;
	if(num < 10){
	num = "0" + num;
	}

	document.write('[<a href=\"'+link[count]+'" '+target+'>' + alt[count]+'</a>] ');
	
	
}

function genlayer()
{
	var undefined;
	var l_lev_div = '';
	
	if(lev_div != '')
	{
		l_lev_div = "../" + lev_div;
	}
		
	var lytarget='';
	
	for(var i=0; i<level_3.length; ++i)
	{
		if(level_3[i] != "" && level_3[i] != "undefined" && level_3[i] != undefined)
		{
			if(i == subfol)
			{
				document.write('<p><hr></p>');
				for (z=0;z<level_3[i].length ;z++)
				{
					if(level_3[i][z]['new_window']=='Y')
						lytarget = 'target="_blank"';
					else
						lytarget = '';		
					
					if(level_3[i][z]['url'].indexOf('http://sc.lcsd.gov.hk/gb/') != -1 || level_3[i][z]['url'].indexOf('https://sc.lcsd.gov.hk/gb/') != -1) // external link
						genlaytab(level_3[i][z]['url'],level_3[i][z]['alt'],lyorgcolor,overcolor,lytarget);
					else
						genlaytab(l_lev_div + level_3[i][z]['url'],level_3[i][z]['alt'],lyorgcolor,overcolor,lytarget);
				
				}
			}	
		}
	}
}

function genlaytab(lylink,lyalt,lyorgcol,lyovercol, lytarget){
	
	document.write('[<a href=\"'+lylink+'" '+lytarget+'>'+lyalt+'</a>] ');
	
}


function genLeftMenu()
{
	var l_lev_div = '';
	if(lev_div != '')
	{
		l_lev_div = "../" + lev_div;
	}
	var target = '';
	
	genlayer();
	for(var i = 0; i<level_1.length; ++i)
	{
		if(i == fol)
		{
			genmenu(i);
		}
	}
	document.write("<p><hr><p>");
	
	for(var i = 0; i<level_1.length; ++i)
	{	
		
		if(typeof(level_1[i]['url']) == 'undefined')
			continue;
			
		if(level_1[i]['new_window']=='Y')
			target = 'target="_blank"';
		else
			target = '';
		side_no = i + 1;
		if(side_no < 10 )
			side_no = '0'+side_no;
					
		if( level_1[i]['url'].indexOf('http://sc.lcsd.gov.hk/gb/') != -1 || level_1[i]['url'].indexOf('https://sc.lcsd.gov.hk/gb/') != -1) // external link
			document.write('[<a href=\"'+level_1[i]['url']+'" '+target+'>'+level_1[i]['alt']+'</a>]');		
		else
			document.write('[<a href=\"'+l_lev_div+level_1[i]['url']+'" '+target+'>'+level_1[i]['alt']+'</a>]');
		
	}
	document.write("</p>");
}



function genSiteMap()
{
	var l_lev_div = '';
	if(lev_div != '')
	{
		l_lev_div = "../" + lev_div;
	}
	var target = '';
	document.write('<table cellspacing=\"0\" cellpadding=\"2\" width=\"100%\" border=\"0\">');
	for(var i = 0; i<level_1.length; ++i)
	{
		if(typeof(level_1[i]['url']) == 'undefined' && level_1[i]['folder']!="sitemap" && level_1[i]['folder']!="notices" && level_1[i]['folder']!="search")
			continue;
			
		if ( level_1[i]['folder']=="sitemap" )
			continue;
		else if ( level_1[i]['folder']=="notices" )
			url = 'english/notices/notices.html';
		else if ( level_1[i]['folder']=="search" )
			url = 'english/search/search.php';
		else
			url = level_1[i]['url'];
		
		document.write('<tr>');
		document.write('<td width=\"4%\">&nbsp;</td>');
		
			
		if(level_1[i]['new_window']=='Y')
			target = 'target="_blank"';
		else
			target = '';		
				
		if( url.indexOf('http://sc.lcsd.gov.hk/gb/') != -1 || url.indexOf('https://sc.lcsd.gov.hk/gb/')!=-1 ) // external link
			document.write('<td class=\"subhd\" width=\"96%\"><a href=\"'+url+'" '+target+' >'+level_1[i]['alt']+'</a></td>');
		else
			document.write('<td class=\"subhd\" width=\"96%\"><a href=\"'+l_lev_div+url+'" '+target+' >'+level_1[i]['alt']+'</a></td>');
		
		document.write('</tr>');
		
		if (level_1[i]['folder'] == 'kids_teens' )
			genSiteMapKT();
		else
			genSiteMapLevel2(i);
		
		document.write('<tr><td width=\"4%\">&nbsp;</td><td class=\"subhd\" width=\"96%\">&nbsp;</td></tr>');
				
	}

    document.write('<tr><td width=\"25\">&nbsp;</td><td width=\"544\" colspan=\"2\">&nbsp;</td><td width=\"25\">&nbsp;</td></tr><tr>');
    document.write('<td width=\"25\">&nbsp;</td>');
    document.write('<td width=\"272\"><a href=\"javascript:history.back()\">[Back]</a></td>');
    document.write('<td align=\"right\" width=\"272\" nowrap><a href=\"#\">[Back to top]</a></td>');
    document.write('<td width=\"25\">&nbsp;</td></tr></table>');
}

function genSiteMapLevel2(x)
{
	var lvl2 = getlev2(x);
	if (lvl2.length == 0 )
		return;
	
	var l_lev_div = '';
	if(lev_div != '')
	{
		l_lev_div = "../" + lev_div;
	}
	
	document.write('<tr><td width=\"4%\">&nbsp;</td>');
	document.write('<td class=\"content\" width=\"96%\">');
	document.write('<table cellspacing=\"0\" cellpadding=\"2\" width=\"100%\" border=\"0\">');
		
	for(var i=0; i<lvl2.length; ++i)
	{		
		
		document.write('<tr><td width=\"4%\">&nbsp;</td>');
		document.write('<td class=\"subhd\" width=\"96%\">');
		if(lvl2[i]['new_window']=='Y')
			target = 'target="_blank"';
		else
			target = '';		
				
		if( lvl2[i]['url'].indexOf('http://sc.lcsd.gov.hk/gb/') != -1 || lvl2[i]['url'].indexOf('https://sc.lcsd.gov.hk/gb/')!=-1 ) // external link		
			document.write('<a href=\"'+lvl2[i]['url']+'" '+target+'>'+lvl2[i]['alt']+'</a>');
		else
			document.write('<a href=\"'+l_lev_div+lvl2[i]['url']+'" '+target+'>'+lvl2[i]['alt']+'</a>');
		document.write('</td></tr>');
		genSiteMapLevel3(x,i);
	}	
	
	document.write('</table></td></tr>');	
}

function genSiteMapLevel3(l1,l2)
{
	var templvl3 = getlev3(l1);
	if (templvl3.length == 0)
		return;
	
	if( !templvl3[l2] )
		return;
	
	var lvl3 = templvl3[l2];
	
	var l_lev_div = '';
	if(lev_div != '')
	{
		l_lev_div = "../" + lev_div;
	}
	
	document.write('<tr><td width=\"4%\">&nbsp;</td>');
	document.write('<td class=\"content\" width=\"96%\">');
	document.write('<table cellspacing=\"0\" cellpadding=\"2\" width=\"100%\" border=\"0\">');
	
	for(var i=0;i<lvl3.length;++i)
	{
		document.write('<tr><td width=\"4%\">&nbsp;</td>');
		document.write('<td class=\"subhd\" width=\"96%\">');
		if(lvl3[i]['new_window']=='Y')
			target = 'target="_blank"';
		else
			target = '';		
				
		if( lvl3[i]['url'].indexOf('http://sc.lcsd.gov.hk/gb/') != -1 || lvl3[i]['url'].indexOf('https://sc.lcsd.gov.hk/gb/')!=-1 ) // external link		
			document.write('<a href=\"'+lvl3[i]['url']+'" '+target+' >'+lvl3[i]['alt']+'</a>');
		else
			document.write('<a href=\"'+l_lev_div+lvl3[i]['url']+'" '+target+' >'+lvl3[i]['alt']+'</a>');
		document.write('</td></tr>');
	}
	document.write('</table></td></tr>');	
	
}

function genSiteMapKT()
{		
	var l_lev_div = '';
	if(lev_div != '')
	{
		l_lev_div = "../" + lev_div;
	}
	
	document.write('<tr><td width=\"4%\">&nbsp;</td>');
	document.write('<td class=\"content\" width=\"96%\">');
	document.write('<table cellspacing=\"0\" cellpadding=\"2\" width=\"100%\" border=\"0\">');
	
	// skip i=0,  0 is Home
	for(var i=1; i<kt_level_1.length; ++i)
	{		
		
		document.write('<tr><td width=\"4%\">&nbsp;</td>');
		document.write('<td class=\"subhd\" width=\"96%\">');
		if(kt_level_1[i]['new_window']=='Y')
			target = 'target="_blank"';
		else
			target = '';		
				
		if( kt_level_1[i]['url'].indexOf('http://sc.lcsd.gov.hk/gb/') != -1 || kt_level_1[i]['url'].indexOf('https://sc.lcsd.gov.hk/gb/')!=-1 ) // external link		
			document.write('<a href=\"'+kt_level_1[i]['url']+'" '+target+'>'+kt_level_1[i]['alt']+'</a>');
		else
			document.write('<a href=\"'+l_lev_div+kt_level_1[i]['url']+'" '+target+'>'+kt_level_1[i]['alt']+'</a>');
		document.write('</td></tr>');
		genSiteMapKTLevel2(i);
	}	
	
	document.write('</table></td></tr>');	
}

function genSiteMapKTLevel2(x)
{
	getktlev2();
	if ( !kt_level_2[x] )
		return;
	
	
	var l_lev_div = '';
	if(lev_div != '')
	{
		l_lev_div = "../" + lev_div;
	}
	
	document.write('<tr><td width=\"4%\">&nbsp;</td>');
	document.write('<td class=\"content\" width=\"96%\">');
	document.write('<table cellspacing=\"0\" cellpadding=\"2\" width=\"100%\" border=\"0\">');
		
	for(var i=0; i<kt_level_2[x].length; ++i)
	{		
		
		document.write('<tr><td width=\"4%\">&nbsp;</td>');
		document.write('<td class=\"subhd\" width=\"96%\">');
		if(kt_level_2[x][i]['new_window']=='Y')
			target = 'target="_blank"';
		else
			target = '';		
				
		if( kt_level_2[x][i]['url'].indexOf('http://sc.lcsd.gov.hk/gb/') != -1 || kt_level_2[x][i]['url'].indexOf('https://sc.lcsd.gov.hk/gb/')!=-1 ) // external link		
			document.write('<a href=\"'+kt_level_2[x][i]['url']+'" '+target+'>'+kt_level_2[x][i]['alt']+'</a>');
		else
			document.write('<a href=\"'+l_lev_div+kt_level_2[x][i]['url']+'" '+target+'>'+kt_level_2[x][i]['alt']+'</a>');
		document.write('</td></tr>');
		
	}	
	
	document.write('</table></td></tr>');	
}