var link = null;
var alt = null;
var fol = null;
var subfol = null;
var lev_div = "";
var layer = "";
var lalt = 0;

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;


//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;
//alert('path='+path);

if(path.indexOf('\\') != -1){
	div = "\\";
}else{
	div = "/";	
}
//alert('div='+div);
lev = path.split(div);
//alert('lev='+lev);
//alert('level_1.length='+level_1.length);
var lev_no="";
for(i=0; i<level_1.length; i++){
//	alert (div + level_1[i]);
	if(path.indexOf(div + level_1[i]) != -1){		
		fol = i;
		
//		alert('lev.length='+lev.length);
		
		for (j=0; j<lev.length; j++){

//		alert('lev['+j+'='+lev[j] + '& level_1['+i+'='+level_1[i]);

			if(lev[j] == level_1[i]){
				lev_no = j;
				break;
			}
		}
	}
}

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

if(lev_div == ""){
	
	if(level_1[0] == "eindex.html"){
		lev_div = "english/";		
	}else if(level_1[0] == "cindex.html"){
		lev_div = "sc_chi/";
	}else if(level_1[0] == "scindex.html"){
		lev_div = "sc_chi/";
	}
}



no = fol + 1;

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

function genheader1(){
	if(path.indexOf(level_1[fol]) != -1){			
		document.write('<img src="'+lev_div+'images/'+level_1[fol]+'/hd_'+level_1[fol]+'_01.jpg" alt="'+alt[fol]+'">');	
	}
}

function genheader2(){
	if(path.indexOf(level_1[fol]) != -1){			
		document.write(alt[fol]);	
	}
}

function gentable(l, a, tar, lay){	
	if (link == null) { 
		link = new Array(); 
		layer = new Array();
		sidebtnimg = 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;
	}	
	

	if(link[count] != ""){
		document.write('<tr> '+
                '<td><img src="'+lev_div+'images/general/spacer.gif" width="1" height="2" name="sidebtn'+num+'"></td>'+
			'</tr>');

		if(lay == 'y'){
			document.write('<tr> '+
				   ' <td> '+
					 ' <table width="143" border="0" cellspacing="1" cellpadding="0" bgcolor="#DDDDDD">'+
					   ' <tr> '+
						 ' <td background="'+lev_div+'images/general/btn.gif" style="background-position : 0% 0% ; background-repeat : no-repeat;" bgcolor="#1F80C6" class="side_txt"><a href="'+link[count]+'" target="'+tar+'" onMouseOut="navmenu_out()" onMouseOver="setpost(\'sidebtn'+num+'\',\'Lay'+count+'\');MM_showHideLayers(\'Lay'+count+'\',\'\',\'show\');navmenu_over();hideother(\'l'+count+'\')" class="sidelink">'+alt[count]+'</a></td>'+
						'</tr>'+
					  '</table>'+
					'</td>'+
				  '</tr>');
			
			layer[count] = alt[count];
		}else{
			document.write('<tr> '+
				   ' <td> '+
					 ' <table width="143" border="0" cellspacing="1" cellpadding="0" bgcolor="#DDDDDD">'+
					   ' <tr> '+
						 ' <td background="'+lev_div+'images/general/btn.gif" style="background-position : 0% 0% ; background-repeat : no-repeat;" bgcolor="#1F80C6" class="side_txt"><a href="'+link[count]+'" target="'+tar+'" onMouseOut="navmenu_out()" onMouseOver="hideother(\'non\')" class="sidelink">'+alt[count]+'</a></td>'+
						'</tr>'+
					  '</table>'+
					'</td>'+
				  '</tr>');
			 
			 layer[count] = "";
		}

		

	}  
}

function banner(banner_link,banner_logo,banner_alt){	
		document.write('<a href="'+banner_link+'" target="_blank"><img src="'+lev_div+'images/banner/'+banner_logo+'" alt="'+banner_alt+'" border="0"></a>');
}
function banner_index(banner_link,banner_logo,banner_alt){	
		document.write('<a href="'+banner_link+'" target="_blank"><img src="sc_chi/images/banner/'+banner_logo+'" alt="'+banner_alt+'" border="0"></a>');
}

function bar(){
	document.write('<br><img src="'+lev_div+'images/general/dotline1.gif" vspace="5"><br>');
}

function banner_fullpath(banner_link,fullpath_logo,banner_alt){
		document.write('<a href="'+banner_link+'" target="_blank"><img src="'+fullpath_logo+'" alt="'+banner_alt+'" border="0"></a>');
}

function bar_fullpath(fullpath){
	document.write('<br><img src="'+fullpath+'dotline1.gif" vspace="5"><br>');
}

function genlayerheader(lyno){
	
	document.write('<div id="Lay'+lyno+'" style="position:absolute; width:170px; z-index:3; left: 134px; top: 139px; visibility: hidden">'+
	  '<table width="167" border="0" cellspacing="1" cellpadding="0" bgcolor="#FFFFFF">');

}

function genlayerfooter(){
	document.write('</table>'+
	'</div>');
}


function genlaytab(lylink,lyalt,lyorgcol,lyovercol, lytarget){

	document.write(' <tr> '+
    '  <td class="layer_txt" onMouseOver="bgColor=\''+lyovercol+'\'" onMouseOut="bgColor=\''+lyorgcol+'\'" bgcolor="'+lyorgcol+'"><a href="'+lylink+'" '+lytarget+' class="layerlink" onMouseOver="navmenu_over()" onMouseOut="navmenu_out()">'+lyalt+'</a></td>'+
    '</tr>');
}


//show layer

function setpost(img, layerid){
	tmp_img = getImage(img);	
	tmp_y = getImagePageTop(tmp_img);
	tmp_x = getImagePageLeft(tmp_img);

//alert(layerid);
	if(isMinIE4){
		obj = eval(layerid);
		obj.style.posLeft = tmp_x + 142;
		obj.style.posTop = tmp_y+2;		
	}else{
		document.getElementById(layerid).style.left = tmp_x + 142;
		document.getElementById(layerid).style.top = tmp_y+2;
	}	
}

function getImage(name) {

  if (isMinNS4) {
    return findImage(name, document);
  }
  if (isMinIE4)
    return eval('document.all.' + name);
  return null;
}

function findImage(name, doc) {

  var i, img;

  for (i = 0; i < doc.images.length; i++)
    if (doc.images[i].name == name)
      return doc.images[i];
  for (i = 0; i < doc.layers.length; i++)
    if ((img = findImage(name, doc.layers[i].document)) != null) {
      img.container = doc.layers[i];
      return img;
    }
  return null;
}

function getImagePageTop(img) {

  var y, obj;

  if (isMinNS4) {
    if (img.container != null)
      return img.container.pageY + img.y;
    else
      return img.y;
  }
  if (isMinIE4) {
    y = 0;
    obj = img;
    while (obj.offsetParent != null) {
      y += obj.offsetTop;
      obj = obj.offsetParent;
    }
    y += obj.offsetTop;
    return y;
  }
  return -1;
}

function getImagePageLeft(img) {

  var x, obj;

  if (isMinNS4) {
    if (img.container != null)
      return img.container.pageX + img.x;
    else
      return img.x;
  }
  if (isMinIE4) {
    x = 0;
    obj = img;
    while (obj.offsetParent != null) {
      x += obj.offsetLeft;
      obj = obj.offsetParent;
    }
    x += obj.offsetLeft;
    return x;
  }
  return -1;
}

function navmenu_over() {
	navmenuout = false ;
	clearTimeout(navmenutimeoutID);
}

function navmenu_out() {
	navmenuout = true ;
	navmenutimeoutID = setTimeout("autohide_menu()","1000");
}

function autohide_menu() {
	if (navmenuout == true) {
		MM_showHideLayers('ql','', 'hide');
		for(q=0;q<layer.length;q++){	
			MM_showHideLayers('Lay'+q,'','hide');
		}
		for(q=0;q<lalt.length;q++){	
			MM_showHideLayers('subLay'+q,'','hide');
		}
	}
}

function hideother(layername) {

	for(q=0;q<layer.length;q++){
		if (layername != 'l'+q){			
			MM_showHideLayers('Lay'+q,'','hide');
		}		
	}
	for(q=0;q<lalt.length;q++){
		if (layername != 'sl'+q){			
			MM_showHideLayers('subLay'+q,'','hide');
		}		
	}
	
	if(layername != 'ql'){
		MM_showHideLayers('ql','', 'hide');
	}	
}

function hideother2(layername) {

	for(q=0;q<lalt.length;q++){
		if (layername != 'sl'+q){			
			MM_showHideLayers('subLay'+q,'','hide');
		}		
	}
}

function menu_over() {
	mouseout_menuarticle = false ;
	clearTimeout(menutimeoutID);
}