var kanhanUrl = 'ht'+'tp://sc.districtcouncils.gov.hk/TuniS/';
var kanhanPattern = /\/sc\.districtcouncils\.gov\.hk\/TuniS\//;
var kanhanUrlGb = 'ht'+'tp://sc.districtcouncils.gov.hk/gb/www.districtcouncils.gov.hk/';

//var kanhanUrl = 'ht'+'tp://hanweb.kanhan.com/TuniS/';
//var kanhanPattern = /\/hanweb\.kanhan\.com\/TuniS\//;
//var kanhanUrlGb = 'ht'+'tp://hanweb.kanhan.com/gb/203.86.149.25/';

/*
 * -- grayscale.js --
 * Copyright (C) James Padolsey (http://james.padolsey.com)
 */
var grayscale = (function(){
    
    var config = {
            colorProps: ['color','backgroundColor','borderBottomColor','borderTopColor','borderLeftColor','borderRightColor','backgroundImage'],
            externalImageHandler : {
                /* Grayscaling externally hosted images does not work
                   - Use these functions to handle those images as you so desire */
                /* Out of convenience these functions are also used for browsers
                   like Chrome that do not support CanvasContext.getImageData */
                init : function(el, src) {
                    if (el.nodeName.toLowerCase() === 'img') {
                        // Is IMG element...
                    } else {
                        // Is background-image element:
                        // Default - remove background images
                        data(el).backgroundImageSRC = src;
                        el.style.backgroundImage = '';
                    }
                },
                reset : function(el) {
                    if (el.nodeName.toLowerCase() === 'img') {
                        // Is IMG element...
                    } else {
                        // Is background-image element:
                        el.style.backgroundImage = 'url(' + (data(el).backgroundImageSRC || '') + ')';
                    }
                }
            }
        },
        log = function(){
            try { window.console.log.apply(console, arguments); }
            catch(e) {};
        },
        isExternal = function(url) {
            // Checks whether URL is external: 'CanvasContext.getImageData'
            // only works if the image is on the current domain.
            return (new RegExp('https?://(?!' + window.location.hostname + ')')).test(url);
        },
        data = (function(){
            
            var cache = [0],
            expando = 'data' + (+new Date());
            
            return function(elem) {
                var cacheIndex = elem[expando],
                    nextCacheIndex = cache.length;
                if(!cacheIndex) {
                    cacheIndex = elem[expando] = nextCacheIndex;
                    cache[cacheIndex] = {};
                }
                return cache[cacheIndex];
            };
            
        })(),
        desatIMG = function(img, prepare, realEl) {
            
            // realEl is only set when img is temp (for BG images)
            
            var canvas = document.createElement('canvas'),
                context = canvas.getContext('2d'),
                height = img.naturalHeight || img.offsetHeight || img.height,
                width = img.naturalWidth || img.offsetWidth || img.width,
                imgData;
                
            canvas.height = height;
            canvas.width = width;
            context.drawImage(img, 0, 0);
            try {
                imgData = context.getImageData(0, 0, width, height);
            } catch(e) {}
            
            if (prepare) {
                desatIMG.preparing = true;
                // Slowly recurse through pixels for prep,
                // :: only occurs on grayscale.prepare()
                var y = 0;
                (function(){
                    
                    if (!desatIMG.preparing) { return; }
                    
                    if (y === height) {
                        // Finished!
                        context.putImageData(imgData, 0, 0, 0, 0, width, height);
                        realEl ? (data(realEl).BGdataURL = canvas.toDataURL())
                               : (data(img).dataURL = canvas.toDataURL())
                    }
                    
                    for (var x = 0; x < width; x++) {
                        var i = (y * width + x) * 4;
                        // Apply Monoschrome level across all channels:
                        imgData.data[i] = imgData.data[i+1] = imgData.data[i+2] =
                        RGBtoGRAYSCALE(imgData.data[i], imgData.data[i+1], imgData.data[i+2]);
                    }
                    
                    y++;
                    setTimeout(arguments.callee, 0);
                    
                })();
                return;
            } else {
                // If desatIMG was called without 'prepare' flag
                // then cancel recursion and proceed with force! (below)
                desatIMG.preparing = false;
            }
            
            for (var y = 0; y < height; y++) {
                for (var x = 0; x < width; x++) {
                    var i = (y * width + x) * 4;
                    // Apply Monoschrome level across all channels:
                    imgData.data[i] = imgData.data[i+1] = imgData.data[i+2] =
                    RGBtoGRAYSCALE(imgData.data[i], imgData.data[i+1], imgData.data[i+2]);
                }
            }
            
            context.putImageData(imgData, 0, 0, 0, 0, width, height);
            return canvas;
        
        },
        getStyle = function(el, prop) {
            var style = document.defaultView && document.defaultView.getComputedStyle ? 
                        document.defaultView.getComputedStyle(el, null)[prop]
                        : el.currentStyle[prop];
            // If format is #FFFFFF: (convert to RGB)
            if (style && /^#[A-F0-9]/i.test(style)) {
                    var hex = style.match(/[A-F0-9]{2}/ig);
                    style = 'rgb(' + parseInt(hex[0], 16) + ','
                                   + parseInt(hex[1], 16) + ','
                                   + parseInt(hex[2], 16) + ')';
            }
            return style;
        },
        RGBtoGRAYSCALE = function(r,g,b) {
            // Returns single monochrome figure:
            return parseInt( (0.2125 * r) + (0.7154 * g) + (0.0721 * b), 10 );
        },
        getAllNodes = function(context) {
            var all = Array.prototype.slice.call(context.getElementsByTagName('*'));
            all.unshift(context);
            return all;
        };
        
    var init = function(context) {
        
        // Handle if a DOM collection is passed instead of a single el:
        if (context && context[0] && context.length && context[0].nodeName) {
            // Is a DOM collection:
            var allContexts = Array.prototype.slice.call(context),
                cIndex = -1, cLen = allContexts.length;
            while (++cIndex<cLen) { init.call(this, allContexts[cIndex]); }
            return;
        }
        
        context = context || document.documentElement;
        
        if (!document.createElement('canvas').getContext) {
            context.style.filter = 'progid:DXImageTransform.Microsoft.BasicImage(grayscale=1)';
            context.style.zoom = 1;
            return;
        }
        
        var all = getAllNodes(context),
            i = -1, len = all.length;
            
        while (++i<len) {
            var cur = all[i];
            
            if (cur.nodeName.toLowerCase() === 'img') {
                var src = cur.getAttribute('src');
                if(!src) { continue; }
                if (isExternal(src)) {
                    config.externalImageHandler.init(cur, src);
                } else {
                    data(cur).realSRC = src;
                    try {
                        // Within try statement just encase there's no support....
                        cur.src = data(cur).dataURL || desatIMG(cur).toDataURL();
                    } catch(e) { config.externalImageHandler.init(cur, src); }
                }
                
            } else {
                for (var pIndex = 0, pLen = config.colorProps.length; pIndex < pLen; pIndex++) {
                    var prop = config.colorProps[pIndex],
                    style = getStyle(cur, prop);
                    if (!style) {continue;}
                    if (cur.style[prop]) {
                        data(cur)[prop] = style;
                    }
                    // RGB color:
                    if (style.substring(0,4) === 'rgb(') {
                        var monoRGB = RGBtoGRAYSCALE.apply(null, style.match(/\d+/g));
                        cur.style[prop] = style = 'rgb(' + monoRGB + ',' + monoRGB + ',' + monoRGB + ')';
                        continue;
                    }
                    // Background Image:
                    if (style.indexOf('url(') > -1) {
                        var urlPatt = /\(['"]?(.+?)['"]?\)/,
                            url = style.match(urlPatt)[1];
                        if (isExternal(url)) {
                            config.externalImageHandler.init(cur, url);
                            data(cur).externalBG = true;
                            continue;
                        }
                        // data(cur).BGdataURL refers to caches URL (from preparation)
                        try {
                            var imgSRC = data(cur).BGdataURL || (function(){
                                    var temp = document.createElement('img');
                                    temp.src = url;
                                    return desatIMG(temp).toDataURL();
                                })();
                            
                            cur.style[prop] = style.replace(urlPatt, function(_, url){
                                return '(' + imgSRC + ')';
                            });
                        } catch(e) { config.externalImageHandler.init(cur, url); }
                    }
                }
            }
        }
        
    };
    
    init.reset = function(context) {
        // Handle if a DOM collection is passed instead of a single el:
        if (context && context[0] && context.length && context[0].nodeName) {
            // Is a DOM collection:
            var allContexts = Array.prototype.slice.call(context),
                cIndex = -1, cLen = allContexts.length;
            while (++cIndex<cLen) { init.reset.call(this, allContexts[cIndex]); }
            return;
        }
        context = context || document.documentElement;
        if (!document.createElement('canvas').getContext) {
            context.style.filter = 'progid:DXImageTransform.Microsoft.BasicImage(grayscale=0)';
            return;
        }
        var all = getAllNodes(context),
            i = -1, len = all.length;
        while (++i<len) {
            var cur = all[i];
            if (cur.nodeName.toLowerCase() === 'img') {
                var src = cur.getAttribute('src');
                if (isExternal(src)) {
                    config.externalImageHandler.reset(cur, src);
                }
                cur.src = data(cur).realSRC || src;
            } else {
                for (var pIndex = 0, pLen = config.colorProps.length; pIndex < pLen; pIndex++) {
                    if (data(cur).externalBG) {
                        config.externalImageHandler.reset(cur);
                    }
                    var prop = config.colorProps[pIndex];
                    cur.style[prop] = data(cur)[prop] || '';
                }
            }
        }
    };
    
    init.prepare = function(context) {
        
        // Handle if a DOM collection is passed instead of a single el:
        if (context && context[0] && context.length && context[0].nodeName) {
            // Is a DOM collection:
            var allContexts = Array.prototype.slice.call(context),
                cIndex = -1, cLen = allContexts.length;
            while (++cIndex<cLen) { init.prepare.call(null, allContexts[cIndex]); }
            return;
        }
        
        // Slowly recurses through all elements
        // so as not to lock up on the user.
        
        context = context || document.documentElement;
        
        if (!document.createElement('canvas').getContext) { return; }
        
        var all = getAllNodes(context),
            i = -1, len = all.length;
        
        while (++i<len) {
            var cur = all[i];
            if (data(cur).skip) { return; }
            if (cur.nodeName.toLowerCase() === 'img') {
                if (cur.getAttribute('src') && !isExternal(cur.src)) {
                    desatIMG(cur, true);
                }
                
            } else {
                var style = getStyle(cur, 'backgroundImage');
                if (style.indexOf('url(') > -1) {
                    var urlPatt = /\(['"]?(.+?)['"]?\)/,
                        url = style.match(urlPatt)[1];
                    if (!isExternal(url)) {
                        var temp = document.createElement('img');
                        temp.src = url;
                        desatIMG(temp, true, cur);
                    }
                }
            }
        }
    };
    
    return init;

})();

/*
 *	document ready function
 */
$(document).ready(function(){	
	//var url = document.location.pathname;
	//var matchedArr = url.match(/\/(central|wc|south|east|kt|ssp|ytm|wts|klc|island|tw|yl|north|st|sk|kc|tp|tm)\//);
	if(document.location.pathname.match(/\/(en|sc|tc)\//)) {	
		var id = getAreaIdStr();
		
		if (document.location.pathname.match(/2012_2015/g))
		{
		$('#content').css('background-image', 'url("../../../images/content_bg/bg_logo_'+id+'.gif")');
		}
		else
		{
		$('#content').css('background-image', 'url("../../images/content_bg/bg_logo_'+id+'.gif")');
		}
	}
});


/*
 *  Other functions
 */
 
function checksearchform(){
	searchbox_text = document.searchFrm.query.value;
	document.signal = true;
	if(searchbox_text==''){
		document.signal=false;window.location = '/index.html';
	} else {
		document.searchFrm.submit();
	}
}

function checksearchsubmit(){
	searchbox_text = document.searchFrm.query.value;
	search_var = (searchbox_text=='')?false:true;
	if(searchbox_text==''){
		if((document.location.pathname.indexOf("/tc/") != -1)||(document.location.pathname.indexOf("\\tc\\") != -1)) {
			alert('請輸入關鍵字')
		} else if ((document.location.pathname.indexOf("/en/") != -1)||(document.location.pathname.indexOf("\\en\\") != -1)) {	
			alert('Please Input Keyword')
		} else if ((document.location.pathname.indexOf("/sc/") != -1)||(document.location.pathname.indexOf("\\sc\\") != -1)) {
			alert('请输入关键字')
		}
	}
	return search_var;
}

function lastmodify() {
	//alert(document.lastModified);
	var today = new Date(document.lastModified);
	var dd=today.getDate();
	var mm=today.getMonth()+1;
	var month=today.getMonth();
	var monthname=new Array("January","February","March","April","May","June","July","August","September","October","November","December")
	var yy=today.getFullYear();

	if ( yy <= 1999 ) {
		yy=yy+100;
	}

	if((document.location.pathname.indexOf(''+"/tc/") != -1)||(document.location.pathname.indexOf("\\tc\\") != -1) ||(document.location.pathname.indexOf(''+"/tc_txt/") != -1)||(document.location.pathname.indexOf("\\tc_txt\\") != -1)){
		document.write( yy +" 年 "+ mm +" 月 " + dd +" 日 ");
	} else if ((document.location.pathname.indexOf(''+"/en/") != -1)||(document.location.pathname.indexOf("\\en\\") != -1) || (document.location.pathname.indexOf(''+"/en_txt/") != -1)||(document.location.pathname.indexOf("\\en_txt\\") != -1)) {		
		//document.write( dd +" " + switchMonth(mm) +" " + yy);
		document.write( " " + dd +" " + monthname[month] +" " + yy +" ");		
	} else if ((document.location.pathname.indexOf(''+"/sc/") != -1)||(document.location.pathname.indexOf("\\sc\\") != -1) || (document.location.pathname.indexOf(''+"/sc_txt/") != -1)||(document.location.pathname.indexOf("\\sc_txt\\") != -1)) {
		document.write( yy +" 年 "+ mm +" 月 " + dd +" 日 ");
	}
}


// Start Keung add for error pages

var myxmlhttp;
var lang;
var url_temp;

function check (urls, langs) {
	url_temp = urls;
	lang = langs;
	myxmlhttp = CreateXmlHttpReq(resultHandler);
	if (myxmlhttp) {
		XmlHttpGET(myxmlhttp, urls);
	} else {
		alert("An error occured while attempting to process your request.");
	}
}

function resultHandler () {
	// request is 'ready'

	if (myxmlhttp.readyState == 4) {
		// success
		//alert('Status: '+myxmlhttp.status);
		//alert('text: '+myxmlhttp.responseText);
		//alert('StatusText: '+myxmlhttp.statusText);
		if (myxmlhttp.status == 200 || myxmlhttp.status==0) { // add 0 for kanhan page to non kanhan page
		//if (myxmlhttp.status == 200) { // add 0 for kanhan page to non kanhan page
			//alert("Success!");
			top.location.replace(url_temp);
			// myxmlhttp.responseText is the content that was received from the request
		} else {
		
			lang = '';
			var matchedArr = url_temp.match(/\/(en|sc|tc|en_txt|sc_txt|tc_txt)\//);	
			if(matchedArr) { 
				lang = matchedArr[1];				
			}
			
			//alert("There was a problem retrieving the data:\n" );
			//lang = getLang(url_temp);
			//alert('lang='+lang);
			//alert(getLang(url_temp));
			//alert('url_temp='+url_temp);
			
			//var locationx = top.location.href.substring(0, url_temp.indexOf(''+'/'+lang+'/'));
			var locationx = url_temp.substring(0, url_temp.indexOf(''+'/'+lang+'/'));
			//alert(locationx);
			if(lang == 'en' || lang == 'en_txt') {
				window.location = locationx + '/errorpageE.html';
			} else if (lang == 'sc' || lang == 'sc_txt') {
				window.location = locationx + '/errorpageSC.html';
			} else if (lang == 'tc' || lang == 'tc_txt') {
				window.location = locationx + '/errorpageTC.html';
			}			
		}
	}
}

function CreateXmlHttpReq(handler) {
	var xmlhttp = null;
	if (window.XMLHttpRequest) {
		xmlhttp = new XMLHttpRequest();
	} else if (window.ActiveXObject) {
		// users with activeX off
		try { xmlhttp = new ActiveXObject("Microsoft.XMLHTTP"); } catch (e) {}
	}
	if (xmlhttp) xmlhttp.onreadystatechange = handler;
	return xmlhttp;
}

function getAreaIdStr() {
	var areaToIdArr = new Array();
	areaToIdArr['central'] = '01';	areaToIdArr['wc'] = '02';	areaToIdArr['south'] = '03';	areaToIdArr['east'] = '04';	areaToIdArr['kt'] = '05';
	areaToIdArr['ssp'] = '06';		areaToIdArr['ytm'] = '07';	areaToIdArr['wts'] = '08';		areaToIdArr['klc'] = '09';	areaToIdArr['island'] = '10';
	areaToIdArr['tw'] = '11';		areaToIdArr['yl'] = '12';	areaToIdArr['north'] = '13';	areaToIdArr['st'] = '14';	areaToIdArr['sk'] = '15';
	areaToIdArr['kc'] = '16';		areaToIdArr['tp'] = '17';	areaToIdArr['tm'] = '18';
	
	var url = document.location.pathname;
	var matchedArr = url.match(/\/(central|wc|south|east|kt|ssp|ytm|wts|klc|island|tw|yl|north|st|sk|kc|tp|tm)\//);
	if(matchedArr) {
		return areaToIdArr[matchedArr[1]];
	} else {
		return "";
	}
}

// use for print header
function getTargetUrl(toLang) {
	// remove #xxx
	var url=top.location.href;
	if (top.location.href.indexOf("#") != -1) { url = top.location.href.substring(0, top.location.href.indexOf("#")); } 
	else { url = top.location.href; }
		
	// check correct dest lang
	if(toLang=='en' || toLang=='sc' || toLang=='tc' || toLang=='en_txt' || toLang=='sc_txt' || toLang=='tc_txt') {		
		// static html page
		if(url.match(/\/(en|sc|tc|en_txt|sc_txt|tc_txt)\//)) {
			if(url.match(kanhanPattern)) {
				// from sc/sc_txt	
				if(toLang=='sc' || toLang=='sc_txt') {
					if(toLang=='sc') { toLang='tc'; }
					if(toLang=='sc_txt') { toLang='tc_txt'; }
					url = url.replace(/\/(en|sc|tc|en_txt|sc_txt|tc_txt)\//, ''+"/"+toLang+"/");			
					//url = url.replace("/en/", "/"+toLang+"/");
				} else {					
					url = url.replace(kanhanUrl, 'ht'+'tp://');					
					if(toLang=='en' || toLang=='en_txt') { 
						url = url.replace(/\/(en|sc|tc|en_txt|sc_txt|tc_txt)\//, ''+"/"+toLang+"/");						
					}					
				}
			} else {
				// from en/tc/en_txt/tc_txt			
				if(toLang=='sc' || toLang=='sc_txt') {
					if(toLang=='sc') { toLang='tc'; }
					if(toLang=='sc_txt') { toLang='tc_txt'; }
					if(url.match(/\/(en|en_txt)\//)) { url = url.replace(/\/(en|sc|tc|en_txt|sc_txt|tc_txt)\//, ''+"/"+toLang+"/"); }
					url = url.replace('ht'+'tp://', kanhanUrl);
				} else {
					url = url.replace(/\/(en|sc|tc|en_txt|sc_txt|tc_txt)\//, ''+"/"+toLang+"/");										
				}
			}
			//redirectIfLinkExist(url);									
		}
		return url;
	}	
}

function getXmlHttpRequest() {
	if (typeof XMLHttpRequest != 'undefined') { return new XMLHttpRequest(); }

    try { 
		return new ActiveXObject("Msxml2.XMLHTTP");
    } catch (e) {
		try { return new ActiveXObject("Microsoft.XMLHTTP"); } catch (e) {}
    }
    return false;
}

function XmlHttpGET(xmlhttp, url) {
	try {
		xmlhttp.open("GET", url, true);
		xmlhttp.send(null);		
	} catch (e) {
		window.location = url; // fix IE change lang, kanhan is a cross-domain http request
	}	
}
// End Keung add for error pages

function redirectIfLinkExist(url) {
	var xmlhttp = getXmlHttpRequest();
	url_temp = url; // url_temp is used for function resultHandler
	//lang = getLang(url); 	// lang is used for function resultHandler
	myxmlhttp = CreateXmlHttpReq(resultHandler);
	if (myxmlhttp) {
		XmlHttpGET(myxmlhttp, url);
	} else {
		alert("redirectIfLinkExist: An error occured while attempting to process your request.");
		// provide an alternative here that does not use XMLHttpRequest
	}	
}

function SwitchLang(toLang) {
	// remove #xxx
	var url=top.location.href;
	if (top.location.href.indexOf("#") != -1) { url = top.location.href.substring(0, top.location.href.indexOf("#")); } 
	else { url = top.location.href; }
		
	// check correct dest lang
	if(toLang=='en' || toLang=='sc' || toLang=='tc' || toLang=='en_txt' || toLang=='sc_txt' || toLang=='tc_txt') {		
		// static html page
		if(url.match(/\/(en|sc|tc|en_txt|sc_txt|tc_txt)\//)) {
			if(url.match(kanhanPattern)) {
				// from sc/sc_txt	
				if(toLang=='sc' || toLang=='sc_txt') {
					if(toLang=='sc') { toLang='tc'; }
					if(toLang=='sc_txt') { toLang='tc_txt'; }
					url = url.replace(/\/(en|sc|tc|en_txt|sc_txt|tc_txt)\//, ''+"/"+toLang+"/");			
					//url = url.replace("/en/", "/"+toLang+"/");
				} else {					
					url = url.replace(kanhanUrl, 'ht'+'tp://');					
					if(toLang=='en' || toLang=='en_txt') { 
						url = url.replace(/\/(en|sc|tc|en_txt|sc_txt|tc_txt)\//, ''+"/"+toLang+"/");						
					}					
				}
			} else {
				// from en/tc/en_txt/tc_txt			
				if(toLang=='sc' || toLang=='sc_txt') {
					if(toLang=='sc') { toLang='tc'; }
					if(toLang=='sc_txt') { toLang='tc_txt'; }
					if(url.match(/\/(en|en_txt)\//)) { url = url.replace(/\/(en|sc|tc|en_txt|sc_txt|tc_txt)\//, ''+"/"+toLang+"/"); }
					url = url.replace('ht'+'tp://', kanhanUrl);
				} else {
					url = url.replace(/\/(en|sc|tc|en_txt|sc_txt|tc_txt)\//, ''+"/"+toLang+"/");										
				}
			}
			redirectIfLinkExist(url);
						
		// dynamic page
		/* only handle static html page in this website
		} else if (url.match(/ang=(en|sc|tc|en_txt|sc_txt|tc_txt)/)) {				
			if(url.match(kanhanPattern)) {
				// from sc/sc_txt
				if(toLang=='sc' || toLang=='sc_txt') {
					if(toLang=='sc') { toLang='tc'; }
					if(toLang=='sc_txt') { toLang='tc_txt'; }					
					url = url.replace(/ang=(en|sc|tc|en_txt|sc_txt|tc_txt)/, "ang="+toLang);
				} else {
					url = url.replace(kanhanUrl, 'ht'+'tp://');
					if(toLang=='en' || toLang=='en_txt') { url = url.replace(/ang=(en|sc|tc|en_txt|sc_txt|tc_txt)/, "ang="+toLang); }
				}
			} else 
			
			{
				// from en/tc/en_txt/tc_txt
				if(toLang=='sc' || toLang=='sc_txt') {
					if(toLang=='sc') { toLang='tc'; }
					if(toLang=='sc_txt') { toLang='tc_txt'; }
					if(url.match(/\/(en|en_txt)\//)) { url = url.replace(/ang=(en|sc|tc|en_txt|sc_txt|tc_txt)/, "ang="+toLang); }
					url = url.replace('ht'+'tp://', kanhanUrl);
				} else {
					url = url.replace(/ang=(en|sc|tc|en_txt|sc_txt|tc_txt)/, "ang="+toLang);
				}
			}
			redirectIfLinkExist(url);
											
		// form
		} else {			
			// special function call
			if(typeof SwitchLangSpecial == 'function') {
				SwitchLangSpecial(toLang);
			}
		*/
		
		}		
	}	
}

/* SwitchLang version 1.0, not work for kanhan
function SwitchLang(lang) {

	var gopath;
	if (top.location.href.indexOf("#") != -1) {
		locationx = top.location.href.substring(0, top.location.href.indexOf("#"));
	} else {
		locationx = top.location.href;
	}
	if (lang == 'en') {
		if (locationx.indexOf("/en/") == -1) {
			if (locationx.indexOf("/sc/") != -1) {
				gopath = check(locationx.replace("/sc/","/en/"), 'en');
			} else if (locationx.indexOf("/tc/") != -1) {
				gopath = check(locationx.replace("/tc/","/en/"), 'en');
			} else if (locationx.indexOf("/en_txt/") != -1) {
				gopath = check(locationx.replace("/en_txt/","/en/"), 'en');
			} else if (locationx.indexOf("/sc_txt/") != -1) {
				gopath = check(locationx.replace("/sc_txt/","/en/"), 'en');
			} else if (locationx.indexOf("/tc_txt/") != -1) {
				gopath = check(locationx.replace("/tc_txt/","/en/"), 'en');
			}
		}
	} else if (lang == 'sc') {
		if (locationx.indexOf("/sc/") == -1) {
			if (locationx.indexOf("/en/") != -1) {
				gopath = check(locationx.replace("/en/","/sc/"), "sc");
			} else if (locationx.indexOf("/tc/") != -1) {
				gopath = check(locationx.replace("/tc/","/sc/"), "sc");
			} else if (locationx.indexOf("/en_txt/") != -1) {
				gopath = check(locationx.replace("/en_txt/","/sc/"), "sc");
			} else if (locationx.indexOf("/sc_txt/") != -1) {
				gopath = check(locationx.replace("/sc_txt/","/sc/")), "sc";
			} else if (locationx.indexOf("/tc_txt/") != -1) {
				gopath = check(locationx.replace("/tc_txt/","/sc/"), "sc");
			}
		}
	} else if (lang == 'tc') {
		if (locationx.indexOf("/tc/") == -1) {
			if (locationx.indexOf("/en/") != -1) {
		 		gopath = check(locationx.replace("/en/","/tc/"), 'tc');
			} else if (locationx.indexOf("/sc/") != -1) {
		 		gopath = check(locationx.replace("/sc/","/tc/"), 'tc');
			} else if (locationx.indexOf("/en_txt/") != -1) {
		 		gopath = check(locationx.replace("/en_txt/","/tc/"), 'tc');
			}else if (locationx.indexOf("/sc_txt/") != -1) {
				gopath = check(locationx.replace("/sc_txt/","/tc/"), 'tc');
			} else if (locationx.indexOf("/tc_txt/") != -1) {
				gopath = check(locationx.replace("/tc_txt/","/tc/"), 'tc');
			}
		}
	} else if (lang == 'en_txt') {
		if (locationx.indexOf("/en_txt/") == -1) {
			if (locationx.indexOf("/en/") != -1) {
		 		gopath = check(locationx.replace("/en/","/en_txt/"),"/en_txt/");
			} else if (locationx.indexOf("/sc_txt/") != -1) {
				gopath = check(locationx.replace("/sc_txt/","/en_txt/"),"/en_txt/");
			} else if (locationx.indexOf("/tc_txt/") != -1) {
				gopath = check(locationx.replace("/tc_txt/","/en_txt/"),"/en_txt/");
			}
		}
	} else if (lang == 'tc_txt') {
		if (locationx.indexOf("/tc_txt/") == -1) {
			if (locationx.indexOf("/tc/") != -1) {
		 		gopath = check(locationx.replace("/tc/","/tc_txt/"),"/tc_txt/");
			} else if (locationx.indexOf("/sc_txt/") != -1) {
				gopath = check(locationx.replace("/sc_txt/","/tc_txt/"),"/tc_txt/");
			} else if (locationx.indexOf("/en_txt/") != -1) {
				gopath = check(locationx.replace("/en_txt/","/tc_txt/"),"/tc_txt/");
			}
		}
	} else if (lang == 'sc_txt') {
		if (locationx.indexOf("/sc_txt/") == -1) {
			if (locationx.indexOf("/sc/") != -1) {
		 		gopath = check(locationx.replace("/sc/","/sc_txt/"),"/sc_txt/");
			} else if (locationx.indexOf("/tc_txt/") != -1) {
				gopath = check(locationx.replace("/tc_txt/","/sc_txt/"),"/sc_txt/");
			} else if (locationx.indexOf("/en_txt/") != -1) {
				gopath = check(locationx.replace("/en_txt/","/sc_txt/"),"/sc_txt/");
			}
		}
	}
	
}
*/

// use for index pages only, BEGIN
function removeKanhanUrl(url) {
	url = url.replace(kanhanUrl, 'ht'+'tp://');
	window.location = url;
}

function printTextFooter() {
	var url=top.location.href;
	if(url.match(kanhanPattern)) {
		document.write('<td><a href="index.html"onclick="javascript:removeKanhanUrl(this.href);return false;">ENGLISH</a></td>');
		document.write('<td><a href="index_tc.html" alt="繁體中文" onclick="javascript:removeKanhanUrl(this.href);return false;">繁體中文</a></td>');
		document.write('<td><a href="index_tc.html" alt="簡体中文">簡体中文</a></td>');
		document.write('<td><a href="index_en_txt.html" alt="TEXT VERSION" onclick="javascript:removeKanhanUrl(this.href);return false;">TEXT VERSION</a></td>');
		document.write('<td><a href="index_tc_txt.html" alt="繁體純文字" onclick="javascript:removeKanhanUrl(this.href);return false;">繁體純文字</a></td>');
		document.write('<td><a href="index_tc_txt.html" alt="簡体純文字"> 簡體純文字</a></td>');
	} else {
		document.write('<td><a href="index.html" alt="ENGLISH">ENGLISH</a></td>');
		document.write('<td><a href="index_tc.html" alt="繁體中文">繁體中文</a></td>');
		document.write('<td><a href="'+kanhanUrl+document.location.host+'/index_tc.html" alt="簡体中文">簡体中文</a></td>');
		document.write('<td><a href="index_en_txt.html" alt="TEXT VERSION">TEXT VERSION</a></td>');
		document.write('<td><a href="index_tc_txt.html" alt="繁體純文字">繁體純文字</a></td>');
		document.write('<td><a href="'+kanhanUrl+document.location.host+'/index_tc_txt.html" alt="簡体純文字">簡体純文字</a></td>');
	}
}

function printFooter() {
	var url=top.location.href;
	if(url.match(kanhanPattern)) {
		document.write('<map name="Menu"><area shape="rect" coords="19,15,74,45" href="index.html" alt="ENGLISH" onclick="javascript:removeKanhanUrl(this.href);return false;">');
		document.write('<area shape="rect" coords="98,15,160,47" href="index_tc.html" alt="繁體中文" onclick="javascript:removeKanhanUrl(this.href);return false;">');
		document.write('<area shape="rect" coords="183,15,246,49" href="index_tc.html" alt="簡体中文">');
		document.write('<area shape="rect" coords="410,17,502,47" href="index_en_txt.html" alt="TEXT VERSION" onclick="javascript:removeKanhanUrl(this.href);return false;">');
		document.write('<area shape="rect" coords="523,15,599,47" href="index_tc_txt.html" alt="繁體純文字" onclick="javascript:removeKanhanUrl(this.href);return false;">');
		document.write('<area shape="rect" coords="621,12,696,48" href="index_tc_txt.html" alt="簡体純文字">');
		document.write('</map>');
	} else {
		document.write('<map name="Menu"><area shape="rect" coords="19,15,74,45" href="index.html" alt="ENGLISH">');
		document.write('<area shape="rect" coords="98,15,160,47" href="index_tc.html" alt="繁體中文">');
		document.write('<area shape="rect" coords="183,15,246,49" href="'+kanhanUrl+document.location.host+'/index_tc.html" alt="簡体中文">');
		document.write('<area shape="rect" coords="410,17,502,47" href="index_en_txt.html" alt="TEXT VERSION">');
		document.write('<area shape="rect" coords="523,15,599,47" href="index_tc_txt.html" alt="繁體純文字">');
		document.write('<area shape="rect" coords="621,12,696,48" href="'+kanhanUrl+document.location.host+'/index_tc_txt.html" alt="簡体純文字">');
		document.write('</map>');
	}
}
// use for index pages only, END

// phoenix, multi level menu
var MENU_TIMEOUT = 400;
var menuTimer = null;
var isMenuOneHovered = false;
var isMenuTwoHovered = false;
var isMenuThreeHovered = false;

$(function() {
	multiLevelMenu();
});

function hideAllMenu() {
	if(isMenuOneHovered || isMenuTwoHovered || isMenuThreeHovered) {
	
	} else {
		$(".sec_level ul").hide();
	}
}

function multiLevelMenu() {
	// level 1
	$(".sec_level").hover(
		function () {
			isMenuOneHovered=true;			
			stopTimer();
			
			// hide all submenu
			$(".sec_level ul").hide();
			
			// show lv2, hide lv3
			$(this).find("ul").show();
			$(this).find("ul").find("ul").hide();					
		},
		function () {			
			isMenuOneHovered=false;
			startTimer();
		}
	);	
	
	// level 2
	$("li.menu_lv2").hover(
		function(){
			isMenuTwoHovered=true;
			stopTimer();
			
			// show lv3
			$(this).find("ul").show();			
		},
		function(){
			isMenuTwoHovered=false;
			startTimer();	

			// hide lv3
			$(this).find("ul").hide();
		}
	);
	
	// level 3
	$(".sec_level ul ul").hover(
		function(){
			isMenuThreeHovered=true;
			stopTimer();
		},
		function(){
			isMenuThreeHovered=false;
			startTimer();
		}
	);	
}

function startTimer() {
	menuTimer = window.setTimeout(hideAllMenu, MENU_TIMEOUT);
}

function stopTimer() {
	if(menuTimer) {
		window.clearTimeout(menuTimer);
		menuTimer = null;
	}
}