HTTPPOST Method is not calling in MVC

Question

here is my code ......

 

@using (@Html.BeginForm("Bonus", "MyPrize", new { @id = UrlParameter.Optional }, FormMethod.Post))

{

if (ViewData["id"].ToString() == "2")

{

<div id="dvBonusPtHistory">

<div class="container">

<div class="form-group">

<div class="col-sm-3">

@Html.Label("From Date: ")

@*@Html.TextBox("txtFrmDt", "", new { @class = "form-control" })*@

<div class='input-group date' id='datetimepicker'>

@*<input id="txtFromDt" type='text' class="form-control" readonly />*@

@Html.TextBox("txtFromDt", "", new { @class = "form-control", @readonly = "readonly" })

<span class="input-group-addon">

<span class="glyphicon glyphicon-time"></span>

</span>

</div>

</div>

<div class="col-sm-3">

@Html.Label("To Date: ")

@*@Html.TextBox("txtToDt", "", new { @class = "form-control" })*@

<div class='input-group date' id='datetimepicker1'>

@*<input id="txtToDt" type='text' class="form-control" readonly />*@

@Html.TextBox("txtToDt", "", new { @class = "form-control", @readonly = "readonly" })

<span class="input-group-addon">

<span class="glyphicon glyphicon-time"></span>

</span>

</div>

</div>

<div class="col-sm-3">

<input type="submit" id="btnSubmit" name="Submit" value="Bonus" class="btn btn-small btn-primary" /> @* formaction="GetVipTrans" formmethod="post" *@

</div>

}

 

 

[HttpPost]

public ActionResult GetVipTrans(string txtFromDt, string txtToDt, string Submit)

{

if (Submit == "Submit")

{

... code Here  

}