function Login(oItem)
{
    var UserID = escape(document.getElementById("tb_UserID").value);
    var Pass = escape(document.getElementById("tb_Pass").value);
    SendRequest("AjaxCommand.aspx?Cmd=Login", "UserID=" + UserID + "&Pass=" + Pass, oItem.parentNode, oItem);
} 
function Logout(oItem)
{
    SendRequest("AjaxCommand.aspx?Cmd=Logout", "", oItem.parentNode, oItem);
}   
function OnRun(ResponseText)
{
    if (ResponseText == "LoginSuccess")
    {
        document.getElementById("div_Login").style.display = "none";
        document.getElementById("div_AdminMenu").style.display = "";
        document.getElementById("span_LoginName").innerHTML = document.getElementById("tb_UserID").value;
    }
    else if (ResponseText == "LogoutSuccess")
    {
        document.getElementById("div_Login").style.display = "";
        document.getElementById("div_AdminMenu").style.display = "none";
        document.getElementById("tb_Pass").value = "";
    }
    else if (ResponseText == "LoginFailed")
    { 
        ShowMessage(ResponseText);
    }
    else if (ResponseText == "UserNotAllow")
    { 
        ShowMessage(ResponseText);
    }
    else if (ResponseText == "SubmitQuestionSuccess")
    {
        ShowMessage(ResponseText);
        document.getElementById("ctl00_MCP_tb_Question").value = "";
    }
}   
function GetFieldText(FieldName)
{
    var FormControl = document.getElementById(FormName);
    var FormInput = FormControl.getElementsByTagName("Input");
    var FormTextarea = FormControl.getElementsByTagName("TextArea");
        
    for (index=0; index<FormInput.length; index++)
    {
        if (FormInput[index].id.indexOf("_" + FieldName) != -1) return FormInput[index].value;
    }
    for (index=0; index<FormTextarea.length; index++)
    {
        if (FormTextarea[index].id.indexOf("_" + FieldName) != -1) return FormTextarea[index].value;
    }
}
var CommandEnter = "None";

function Enter()
{
    if (CommandEnter != "None") document.getElementById(CommandEnter).focus();
}