ÿþfunction queryString(isServer, qs) {

    this.params = {};

    this.count = 0;

    if (qs == null) {

        if (isServer == true) {

            this.urlParams = location.search.substring(1, location.search.length);

            qs = this.urlParams;

        }

        else {

            this.urlParams = window.location.hash + "";

            var url = this.urlParams;

            var i = url.indexOf("?");

            if (i < 0) return;

            qs = url.substring(i + 1);

        }

    }

    else {

        this.urlParams = qs;

        var i = qs.indexOf("?");

        if (i < 0) return;

        qs = qs.substring(i + 1);

    }

	if (qs.length == 0) return;

	qs = qs.replace(/\+/g, ' ');

	var args = qs.split('&'); // parse out name/value pairs separated via &



	// split out each name=value pair

	this.count = args.length;

	for (var i = 0; i < this.count; i++) {

		var pair = args[i].split('=');

		var name = decodeURIComponent(pair[0]);

		

		var value = (pair.length==2)

			? decodeURIComponent(pair[1])

			: name;



		this.params[name] = value;

	}

}



queryString.prototype.get = function(key, default_) {

	var value = this.params[key];

	return (value != null) ? value : default_;

}



queryString.prototype.set = function(key, value) {

    if (this.params[key] == null) {

        this.urlParams = this.count > 0 ?

            this.urlParams + "&" + key + "=" + value

            : this.urlParams + "?" + key + "=" + value;

    }

    else {

        this.urlParams = this.urlParams.replace(key + "=" + this.params[key], key + "=" + value);

    }

    return this;

}



queryString.prototype.remove = function(key) {

    if (this.params[key] != null) {

        this.urlParams = this.urlParams.replace("?" + key + "=" + this.params[key], "")

            .replace("&" + key + "=" + this.params[key], "");

        this.params[key] = null;

    }

    return this;

}



queryString.prototype.contains = function(key) {

	var value = this.params[key];

	return (value != null);

}



function getPaging(currentPage, count, totalPage, paramName, funcCallBackName) {

    var qs = new queryString();

    var lstPaging = [];

    var temp = 0;

    var j = 0;

    if (currentPage < totalPage) {

        lstPaging[j] = {};

        lstPaging[j].PagingNo = totalPage;

        lstPaging[j].FunctionCallBack = stringFormat('{0}({1});', funcCallBackName, totalPage);

        lstPaging[j].IsFirst = false;

        lstPaging[j].IsLast = true;

        lstPaging[j].PagingName = "Trang cuÑi";

        lstPaging[j].IsNumber = false;

        lstPaging[j].PagingUrl = qs.set(paramName, totalPage).urlParams;

        j++;



        temp = currentPage + 1 > totalPage ? totalPage : currentPage + 1;

        lstPaging[j] = {};

        lstPaging[j].PagingNo = temp;

        lstPaging[j].FunctionCallBack = stringFormat('{0}({1});', funcCallBackName, temp);

        lstPaging[j].IsFirst = false;

        lstPaging[j].IsLast = false;

        lstPaging[j].PagingName = "Sau";

        lstPaging[j].IsNumber = false;

        lstPaging[j].PagingUrl = qs.set(paramName, temp).urlParams;

        j++;

    }

    var start = currentPage - count + 1 < 1 ? 1 : currentPage - count + 1;

    var end = currentPage + count > totalPage ? totalPage : currentPage + count;

    if (end > 1) {

        for (var i = start; i <= end; i++) {

            lstPaging[j] = {};

            lstPaging[j].PagingNo = i;

            lstPaging[j].FunctionCallBack = stringFormat('{0}({1});', funcCallBackName, i);

            lstPaging[j].IsStart = start == i;

            lstPaging[j].IsEnd = end == i;

            lstPaging[j].IsLast = (i == totalPage && i == currentPage);

            lstPaging[j].PagingName = i;

            lstPaging[j].IsNumber = true;

            lstPaging[j].PagingUrl = i == currentPage ? "" : (i == 1 ? qs.remove(paramName).urlParams : qs.set(paramName, i).urlParams);

            j++;

        }

    }

    if (currentPage != 1) {

        temp = currentPage - 1 < 1 ? 1 : currentPage - 1;

        lstPaging[j] = {};

        lstPaging[j].PagingNo = temp;

        lstPaging[j].FunctionCallBack = stringFormat('{0}({1});', funcCallBackName, temp);

        lstPaging[j].IsFirst = false;

        lstPaging[j].IsLast = false;

        lstPaging[j].PagingName = "Tr°
Ûc";

        lstPaging[j].IsNumber = false;

        lstPaging[j].PagingUrl = qs.set(paramName, temp).urlParams;

        j++;



        lstPaging[j] = {};

        lstPaging[j].PagingNo = 1;

        lstPaging[j].FunctionCallBack = stringFormat('{0}({1});', funcCallBackName, 1);

        lstPaging[j].IsFirst = true;

        lstPaging[j].IsLast = false;

        lstPaging[j].PagingName = "Trang 
§u";

        lstPaging[j].IsNumber = false;

        lstPaging[j].PagingUrl = qs.remove(paramName).urlParams;

    }

    return lstPaging;

}

function getItemStartEnd(pageIndex, listLength, pageSize) {

    var obj = {};

    while (pageIndex > 1 && ((pageIndex - 1) * pageSize) >= listLength) {

        pageIndex--;

    }

    obj.PageIndex = pageIndex;

    obj.ItemStart = (pageIndex - 1) * pageSize;

    obj.ItemEnd = obj.ItemStart + pageSize;

    obj.ItemEnd = obj.ItemEnd > listLength ? listLength : obj.ItemEnd;

    return obj;

}



function Set_Cookie(name, value, expires, path, domain, secure) {

    // set time, it's in milliseconds

    var today = new Date();

    today.setTime(today.getTime());



    /*

    if the expires variable is set, make the correct

    expires time, the current script below will set

    it for x number of days, to make it for hours,

    delete * 24, for minutes, delete * 60 * 24

    */

    if (expires) {

        expires = expires * 1000 * 60 * 60 * 24;

    }

    var expires_date = new Date(today.getTime() + (expires));



    document.cookie = name + "=" + escape(value) +

        ((expires) ? ";expires=" + expires_date.toGMTString() : "") +

        ((path) ? ";path=" + path : "") +

        ((domain) ? ";domain=" + domain : "") +

        ((secure) ? ";secure" : "");

}



// this fixes an issue with the old method, ambiguous values

// with this test document.cookie.indexOf( name + "=" );

function Get_Cookie(check_name) {

    // first we'll split this cookie up into name/value pairs

    // note: document.cookie only returns name=value, not the other components

    var a_all_cookies = document.cookie.split(';');

    var a_temp_cookie = '';

    var cookie_name = '';

    var cookie_value = '';

    var b_cookie_found = false; // set boolean t/f default f



    for (i = 0; i < a_all_cookies.length; i++) {

        // now we'll split apart each name=value pair

        a_temp_cookie = a_all_cookies[i].split('=');





        // and trim left/right whitespace while we're at it

        cookie_name = a_temp_cookie[0].replace(/^\s+|\s+$/g, '');



        // if the extracted name matches passed check_name

        if (cookie_name == check_name) {

            b_cookie_found = true;

            // we need to handle case where cookie has no value but exists (no = sign, that is):

            if (a_temp_cookie.length > 1) {

                cookie_value = unescape(a_temp_cookie[1].replace(/^\s+|\s+$/g, ''));

            }

            // note that in cases where cookie is initialized but no value, null is returned

            return cookie_value;

            break;

        }

        a_temp_cookie = null;

        cookie_name = '';

    }

    if (!b_cookie_found) {

        return null;

    }

}

// this deletes the cookie when called

function Delete_Cookie(name, path, domain) {

    if (Get_Cookie(name)) document.cookie = name + "=" + ((path) ? ";path=" + path : "") + ((domain) ? ";domain=" + domain : "") + ";expires=Thu, 01-Jan-1970 00:00:01 GMT";

}

function isNumber(str) {

    // return !isNaN(str);

    if (str == null)

        return false;

    var validChars = "0123456789";

    var temp;



    for (i = 0; i < str.length; i++) {

        temp = str.charAt(i);

        if (validChars.indexOf(temp) == -1) {

            return false;

        }

    }

    return true;

}

function stringFormat(str) {

    if (str == null || str == "") return "";

    for (var i = 1; i < arguments.length; i++) {

        var j = i - 1;

        str = str.replace(new RegExp('\\{' + j + '\\}','g'), arguments[i]);

    }

    return str;

}

function getLanguage(str) {

    switch (str) {

        case "vi":

        case "en":

            return str;

        default:

            return "vi";

    }

}

function trim(str) {

    if (str == null)

        return null;

    return str.replace(/(?:(?:^|\n)\s+|\s+(?:$|\n))/g, "");

}

function htmlEncode(value) {

    return $('<div/>').text(value).html();

}

function htmlDecode(value) {

    return $('<div/>').html(value).text();

}

 function isEmailFormatValid(str) {

    var filter = /^([a-zA-Z0-9_.-])+@(([a-zA-Z0-9-])+.)+([a-zA-Z0-9]{2,4})+$/;

    return filter.test(str);

}

function bindTemplate(elmId, templateId, dataSource) {

    elmId = '#' + elmId;

    templateId = '#' + templateId;

    if ($(elmId) == null || $(templateId) == null)

        return;

    $(elmId).setTemplate($(templateId).html());

    //$(elmId).setParam("getSingleQuote", getSingleQuote);

    $(elmId).processTemplate(dataSource);

}



function encodeUrl(str) {

    var result = encodeURIComponent(str);

    return result.replace('%20', '+');

}



function decodeUrl(str) {

    var result = str.replace('+', '%20');

    return decodeURIComponent(result);

}



function getSingleQuote(str) {

    return str.replace(/&#39;/g, "\\'");

}