base_path = "http:" + "//" + location.hostname;

var section = '';
var content = '';
idx = 3;
cgistr = '/cgi-bin/citb_new/';	
basestr = '/';	

org_path=window.location.pathname;
tmpstr=org_path.substring(0, cgistr.length);
if (tmpstr == cgistr) {
	section = 'cgi-bin';
	content = org_path.substring(cgistr.length, org_path.length)
} else {
	path_end=org_path.length;
	path_start=org_path.indexOf(basestr);
	org_path=org_path.substring(path_start ,path_end);

	path_end=org_path.length;	
	content = org_path.substring(basestr.length + 4 ,path_end);
	
	for (var j=1; j<=idx; j++) {
		path_end=org_path.length;
		path_start=org_path.indexOf("/");
		org_path=org_path.substring(path_start + 1 ,path_end);
	}
	
	path_start=org_path.indexOf("/");
	section=org_path.substring(0, path_start);	
}

function changeVer(lang) {

		if(lang=='simp'){
			//alert(base_path + '/chs' + content);
			ajaxchkfileext(base_path + '/chs/' + content);
		} else{
			//alert(base_path + "/cgi-bin/citb_new/changever.cgi?lang=" + lang + "&path=" + content);
		ajaxchkfileext(base_path  + '/' + content);
	}
}

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_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_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_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];}
}

cookiename = 'cedb';  
cookieval= '123';  

function GetCookie(cookieName) {
thisCookie = document.cookie.split("; ")
for (i = 0; i < thisCookie.length; i++) {
	if (cookieName == thisCookie[i].split("=")[0]) {
		return thisCookie[i].split("=")[1];
	}
}
return "";
}

if (cookieval == GetCookie(cookiename)) {
document.write ("商務及經濟發展局<br><br><font size=\"-1\"><a href=\"/chi/text.htm\">回到目錄頁</a></font><br><br>");
} else {
document.write("<table width=\"780\" border=\"0\" cellpadding=\"0\" cellspacing=\"0\" background=\"/chi/images/bkgdtexture.gif\"><form name=\"form1\" method=\"get\" action=\"http://search.gov.hk/search.html\" target=_blank><input name=\"tpl_id\" type=\"hidden\" value=\"stdsearch\"><input name=\"gp0\" type=\"hidden\" value=\"cedb_home\"><input name=\"gp1\" type=\"hidden\" value=\"cedb_home\"><input name=\"web\" type=\"hidden\" value=\"this\"><input name=\"ui_charset\" type=\"hidden\" value=\"big5\"><input name=\"ui_lang\" type=\"hidden\" value=\"zh-hk\">");
document.write("<tr>");
document.write("<td valign=top colspan=\"6\" background=\"/chi/images/bkgdtexture.gif\"><a href=\"/index.htm\"><img src=\"/chi/images/branding.gif\" alt=\"香港特別行政區政府商務及經濟發展局\" border=\"0\"></a></td>");
document.write("<td background=\"/chi/images/bkgdtexture.gif\" colspan=\"4\" align=right><a href=\"http://www.brandhk.gov.hk/brandhk/index.htm\" target=\"_blan\"><img name=\"brandhk\" src=\"/chi/images/BrandHK.gif\" width=\"190\" height=\"66\" border=\"0\" alt=\"香港品牌形象 - 亞洲國際都會\"></a></td></tr>");
document.write("<tr>");
document.write("<td background=\"/chi/images/bkgdtexture.gif\" valign=bottom><a href=\"http://www.gov.hk/tc/residents/\" target=\"_blank\" onMouseOut=\"MM_swapImgRestore()\"  onMouseOver=\"MM_swapImage('mainbar1','','/chi/images/mainbar1_f2.gif',1);\"><img name=\"mainbar1\" src=\"/chi/images/mainbar1.gif\" width=\"170\" height=\"19\" border=\"0\" alt=\"GovHK 香港政府一站通\"></a></td>");
document.write("<td align=\"left\" valign=\"bottom\" background=\"/chi/images/bkgdtexture.gif\"><a href=\"javascript:changeVer('simp');\" onMouseOut=\"MM_swapImgRestore()\"  onMouseOver=\"MM_swapImage('mainbar3','','/chi/images/mainbar3_f2.gif',1);\" ><img name=\"mainbar3\" src=\"/chi/images/mainbar3.gif\" width=\"49\" height=\"19\" border=\"0\" alt=\"簡體版\"></a></td>");
document.write("<td align=\"left\" valign=\"bottom\" background=\"/chi/images/bkgdtexture.gif\"><a href=\"javascript:changeVer('eng');\" onMouseOut=\"MM_swapImgRestore()\"  onMouseOver=\"MM_swapImage('mainbar4','','/chi/images/mainbar4_f2.gif',1);\"><img name=\"/chi/mainbar4\" src=\"/chi/images/mainbar4.gif\" width=\"56\" height=\"19\" border=\"0\" alt=\"ENGLISH\"></a></td>");
document.write("<td background=\"/chi/images/bkgdtexture.gif\" valign=bottom><img name=\"/chi/mainbar5\" src=\"/chi/images/mainbar5.gif\" width=\"80\" height=\"19\" border=\"0\"></td><td><img name=\"mainbar5\" src=\"/chi/images/mainbar5a.gif\" width=\"169\" height=\"19\" border=\"0\"></td>");
document.write("<td background=\"/chi/images/bkgdtexture.gif\" valign=bottom><a href=\"/chi/search/index.htm\" onMouseOut=\"MM_swapImgRestore()\"  onMouseOver=\"MM_swapImage('mainbar6','','/chi/images/mainbar6_f2.gif',1);\"><img name=\"mainbar6\" src=\"/chi/images/mainbar6.gif\" width=\"36\" height=\"19\" border=\"0\" alt=\"搜尋\"></a></td>");
document.write("<td valign=\"bottom\" background=\"/chi/images/bkgdtexture.gif\">");
IE = (document.all) ? 1 : 0;
	if (IE) { document.write("<input class=\"search\" type=\"text\" name=\"qu\" size=\"13\">");
	} else {
	document.write("<input class=\"search\" type=\"text\" name=\"qu\" size=\"14\">");
	}
document.write("</td>");
document.write("<td background=\"/chi/images/bkgdtexture.gif\" valign=bottom><input type=\"Image\" src=\"/chi/images/mainbar8.gif\" value=\"search\" alt=\"搜尋\" border=0></td>");
document.write("<td background=\"/chi/images/bkgdtexture.gif\" valign=bottom><a href=\"/chi/sitemap/index.htm\" onMouseOut=\"MM_swapImgRestore()\"  onMouseOver=\"MM_swapImage('mainbar9','','/chi/images/mainbar9_f2.gif',1);\"><img name=\"mainbar9\" src=\"/chi/images/mainbar9.gif\" width=\"67\" height=\"19\" border=\"0\" alt=\"網頁指南\"></a></td>");
document.write("<td background=\"/chi/images/bkgdtexture.gif\" valign=bottom><a href=\"/chi/contact/index.htm\" onMouseOut=\"MM_swapImgRestore()\"  onMouseOver=\"MM_swapImage('mainbar10','','/chi/images/mainbar10_f2.gif',1);\"><img name=\"mainbar10\" src=\"/chi/images/mainbar10.gif\" width=\"29\" height=\"19\" border=\"0\" alt=\"聯絡我們\"></a></td></tr>");
document.write("<tr align=\"left\" valign=\"top\">");
document.write("<td colspan=\"10\" bgcolor=\"#CC3333\"><img src=\"/images/reddot.gif\" width=\"760\" height=\"2\"></td></tr></form></table>");

}

function ajaxchkfileext(url)
	{ 
	xhr=createXHR();
	
 
	//xhr.open("HEAD", url, true);
	xhr.open("GET", url, true);
	xhr.onreadystatechange=function() 
	{
		
		if(xhr.readyState == 4) 
		{
			var value;
			if (xhr.status == 200)
			{ 
				 //value = url + " exists...";
				 window.location = url;
			}
			else 
			{
				if(xhr.status==404) 
					//value = url + " doesn't exist!";
					
					//window.location = window.location.substring(0,window.location.lastIndexOf('/'));
					window.location = url.substring(0,url.lastIndexOf('/'));
    	 			else 
					//value = "Error, status is " + xhr.status;
					//window.location = window.location.substring(0,window.location.lastIndexOf('/'));
					window.location = url.substring(0,url.lastIndexOf('/'));
			}
					

		}
	}

	xhr.send(null); 
	} 

function createXHR() 
{
    var request = false;
        try {
            request = new ActiveXObject('Msxml2.XMLHTTP');
        }
        catch (err2) {
            try {
                request = new ActiveXObject('Microsoft.XMLHTTP');
            }
            catch (err3) {
		try {
			request = new XMLHttpRequest();
		}
		catch (err1) 
		{
			request = false;
		}
            }
        }
    return request;
}