我想在图像按钮的onclick和文本框“txtstartdate”的焦点上打开日历弹出窗口。请帮忙。
<asp:TextBox ID="txtStartDate" runat="server" Enabled="false" CssClass="dateBoxWidth TPRValue" Text='<%#DataBinder.Eval(Container.DataItem, "StartDate", "{0:ddd MMM dd, yyyy}")%>'></asp:TextBox>
<asp:ImageButton ID="imgBtnStartDate" runat="server" ImageUrl="~/Common/Images/Calendar.GIF" CausesValidation="false" ImageAlign="AbsMiddle" />
<ajax:CalendarExtender ID="StartDateCalendar" TargetControlID="txtStartDate" PopupButtonID="imgBtnStartDate" runat="server" Format="ddd MMM dd, yyyy" OnClientDateSelectionChanged="onStartDateChanged"></ajax:CalendarExtender>