/// <summary>
///     Product:        Enewspaper
///     Classname:    	Ajax Proxy
///     Version:        02.02 |	01 September, 2008 - 06 January, 2009
///     Programmer:     Soren [sunrise.freedom@gamil.com]
///     Purpose: 
///         The class call a service (here simple .Net web form) to get an address 
///             of archive page( if exist !! ).
/// 
///     Copyright 2009 by Digital Secure Co. All Rights Reserved. 
/// </summary>
/// <IsMultiEdition>True</IsMultiEdition>
/// <classVersion>002</classVersion>
///<EditingHistory>
///    Name:       Soren
///    Date:       14 May, 2009
///    Reason of change :
///        - change 'ajaxFunction()' to get URL parameter from caller code.
///         in order to understand where we are in code [page, newspaper, root,...]    
///</EditingHistory>
function $(elementID) {
    return document.getElementById(elementID);
}


function ajaxFunction(URL) {
    var xmlHttp;
    try {
        // Firefox, Opera 8.0+, Safari
        xmlHttp = new XMLHttpRequest();
    }
    catch (e) {
        // Internet Explorer
        try {
            xmlHttp = new ActiveXObject("Msxml2.XMLHTTP");
        }
        catch (e) {
            try {
                xmlHttp = new ActiveXObject("Microsoft.XMLHTTP");
            }
            catch (e) {
                alert("Your browser does not support AJAX!");
                return false;
            }
        }
    }

    xmlHttp.onreadystatechange = function() {
        if (xmlHttp.readyState == 4) {
            var result = xmlHttp.responseText;
            if (result == 'exception' || result == '') {
                alert('مشکل غیر منتظره. لطفاً با مدیر سیستم تماس حاصل نمائید');
            }
            if (result == 'notfound') {
                alert('برای این روز ، روزنامه ای در بایگانی یافت نشد. لطفاً با مدیر سیستم تماس حاصل نمائید');
            }
            else {
                document.location.href = result;
            }
        }
    }

    var year = $('ddlYear').options[$('ddlYear').selectedIndex].value;
    var month = $('ddlMonth').options[$('ddlMonth').selectedIndex].value;
    var day = $('ddlDay').options[$('ddlDay').selectedIndex].value;

    if (year == '' || month == '' || day == '') {
        alert('لطفاً تاریخ را به صورت دقیق وارد نمائید')
    }
    else {
        // archive service url - now it works in first page !          
        //var URL = "../../../../../../../ServiceCenter/GetArchive/GetArchiveURL.aspx";
        URL += "?Year=";
        URL += year;
        URL += "&Month=";
        URL += month;
        URL += "&Day=";
        URL += day;

        xmlHttp.open("GET", URL, true);
        xmlHttp.send(null);
    }
}