var fileName = new Array();
var MenuName = new Array();
var ImageName = new Array();
//================================================//

fileName[0]  = "en_profile";
MenuName[0]  = "menu0";
ImageName[0] = "images/en_bu00_profile_on.gif";

fileName[1]  = "en_legco_political,en_legco_work_panels,en_legco_work_questions,en_legco_work_motions,en_legco_work_policy,en_legco_work_budget,en_legco_work_report,en_legco_work_newsletter,en_legco_work_letter,en_legco_work_activities,en_legco_work_leaflets";
MenuName[1]  = "menu1";
ImageName[1] = "images/en_bu01_legco_on.gif";

fileName[2]  = "en_district_political,en_district_work_activity, en_district_work_leaflets,en_district_work_report_dc,en_district_work_report_public,en_district_work_gaxalia,en_district_work_leaflets,en_district_work_newsletter";
MenuName[2]  = "menu2";
ImageName[2] = "images/en_bu02_district_council_on.gif";

fileName[3]  = "en_profession_speech,en_profession_taxsystem,en_profession_liabilities,en_profession_accountancy,en_profession_cepa,en_profession_electricity";
MenuName[3]  = "menu3";
ImageName[3] = "images/en_bu03_profession_on.gif";

fileName[4]  = "en_survey";
MenuName[4]  = "menu4";
ImageName[4] = "images/en_bu04_survey_on.gif";

fileName[5]  = "en_monthly_gathering";
MenuName[5]  = "menu5";
ImageName[5] = "images/en_bu05_media_centre_on.gif";

fileName[6]  = "en_media_newspaper,en_media_all,en_media_news";
MenuName[6]  = "menu6";
ImageName[6] = "images/en_bu06_newspaper_on.gif";

fileName[7]  = "en_useful_links";
MenuName[7]  = "menu7";
ImageName[7] = "images/en_bu07_useful_links_on.gif";

fileName[8]  = "en_contact_us";
MenuName[8]  = "menu8";
ImageName[8] = "images/en_bu08_contact_us_on.gif";

fileName[9]  = "en_photo_gallery";
MenuName[9]  = "menu9";
ImageName[9] = "images/en_bu09_photo_gallery_on.gif";

fileName[10]  = "en_sitemap";
MenuName[10]  = "menu10";
ImageName[10] = "images/en_bu10_sitemap_on.gif";

fileName[11]  = "#";
MenuName[11]  = "menu11";
ImageName[11] = "images/en_bu11_home_on.gif";

fileName[12]  = "#";
MenuName[12]  = "menu12";
ImageName[12] = "images/en_bu12_chinese_on.gif";

fileName[13]  = "en_whatsnew";
MenuName[13]  = "menu13";
ImageName[13] = "images/en_bu13_whatsnew_on.gif";

fileName[14]  = "en_job,en_employer";
MenuName[14]  = "menu14";
ImageName[14] = "images/en_bu14_job_on.gif";


//================================================//

function changemenu(){
	var s = getFileName();
	var i;
	var k;
	for (i = 0; i < fileName.length ; i ++)
	{
		var memuArray = fileName[i].split(",");
		for (k = 0; k < memuArray.length; k++)
		{
			if (memuArray[k] == s)
			{
				var imgObj = eval("document."+MenuName[i]);
				imgObj.src = ImageName[i];
				return;
			}
		}
	}
}

function getFileName(){
	var k = window.location.href;
	var r = k.indexOf(".htm");
	var t = k.lastIndexOf("/");
	if (r == -1) {
		r = k.indexOf(".php");
	}
	var s = k.substring(t+1, r);
	return s;
}