var link = null;
var tbalt = null;
var fol = null;
var subfol = null;
var lev_div = "";
var layer = "";

var qllink =null;
var qlalt =null;

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;

var tar_level = 0;
var lay_lev = 1;
var layer_no = 1;
var data_lev1 = new Array();
var data_lev2 = new Array();
var data_lev3 = new Array();



//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.length; i++){	

	if(path.indexOf(div + level[i]) != -1){		

		fol = i;		

		for (j=0; j<lev.length; j++){

			if(lev[j] == level[i]){

				lev_no = j;

				break;

			}

		}

	}

}

if(typeof(lev_no)=='undefined' )
{
	lev_no = 0;
	lev_div = '';
	fol = 0;
}else
{

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



if(lev_div == ""){

	lev_div = "tc_chi/";	

}


if ( document.location.href.toString().search('search.info.gov.hk/cgi-bin/se.cgi') != -1 )
{
	lev_div = "http://www.csb.gov.hk/textonly/tc_chi/";
}

menu();

function add_data(data_link, data_alt, data_color, data_target, data_layer, data_level, data_folder){
	if (data_level == 1){		
		data_lev1[tar_level] = {link:data_link, alt:data_alt, color:data_color, target:data_target, layer:data_layer, folder:data_folder};
		data_lev2[tar_level] = new Array();
		data_lev3[tar_level] = new Array();
		tar_level++;
		tar_level2 = 0;
	}else if(data_level == 2){
		data_lev2[(tar_level-1)][tar_level2] = {link:data_link, alt:data_alt, color:data_color, target:data_target, layer:data_layer, folder:data_folder};
		data_lev3[(tar_level-1)][tar_level2] = new Array();
		tar_level2++;
		tar_level3 = 0;
	}else if(data_level == 3){
		data_lev3[(tar_level-1)][(tar_level2-1)][tar_level3] = {link:data_link, alt:data_alt, color:data_color, target:data_target, layer:data_layer, folder:data_folder};
		tar_level3++;
	}	
}

function genmenu(){	
	document.write("<p>");
	for(i=0; i<data_lev1.length;i++){
		genlv1table(data_lev1[i]['link'],data_lev1[i]['alt'],data_lev1[i]['color'],data_lev1[i]['target'],data_lev1[i]['layer'],layer_no, i);
		if(data_lev1[i]['layer'] == "y"){
			layer_no++;
		}
	}
	document.write("</p>");
}

function genlv1table(link, alt, color, target, layer, no, img){
	if(target!='nomenu')
	{
		if(layer == "y"){		
			document.write('['+
							'<a href="'+link+'" target="'+target+'">'+alt+'</a>'+
	                   ']');	
		}else{		     		
			document.write('['+
							'<a href="'+link+'" target="'+target+'">'+alt+'</a>'+
	                   ']');
		}
	}
}