<asp:MultiView ID="MultiView1" runat="server">
<asp:View ID="View1" runat="server">
<table class="style1" width="100%" style="border-style: groove; border-width: thin">
<tr style="background: #1d599e; height: 10px;">
<td align="center" style="color:White" colspan="2">
PROJECT STATUS</td>
</tr>
<tr>
<td align="center" colspan="2">
<asp:Label ID="Label4" runat="server" style="font-size: 13px"
Text="Choose ProjectName to view the Status of the project"></asp:Label>
</td>
</tr>
<tr>
<td class="style10">
<asp:Label ID="Label11" runat="server" style="font-size: 11px"
Text="Date"></asp:Label> </td>
<td>
<asp:TextBox ID="TextBox8" runat="server" Height="15px" Width="175px"></asp:TextBox>
<asp:RequiredFieldValidator ID="RequiredFieldValidator1" runat="server"
ControlToValidate="TextBox8" ErrorMessage="Enter the Date"
ValidationGroup="a" style="font-size: 12px"></asp:RequiredFieldValidator>
</td>
</tr>
<tr>
<td class="style14">
<asp:Label ID="lempid" runat="server" style="font-size:11px" Text="Employee Id"></asp:Label>
</td>
<td class="style14">
<asp:Label ID="lemid" runat="server" Text=""></asp:Label>
</td>
</tr>
<tr>
<td class="style10">
<asp:Label ID="Label12" runat="server" style="font-size: 11px"
Text="Name"></asp:Label> </td>
<td>
<asp:TextBox ID="TextBox9" runat="server" Height="15px" Width="175px"></asp:TextBox>
<asp:RequiredFieldValidator ID="RequiredFieldValidator2" runat="server"
ControlToValidate="TextBox9" ErrorMessage="Enter Your Name"
SetFocusOnError="True" ValidationGroup="a" style="font-size: small"></asp:RequiredFieldValidator>
</td>
</tr>
<tr>
<td class="style10">
<asp:Label ID="Label2" runat="server" style="font-size: 11px"
Text="Project"></asp:Label>
</td>
<td>
<asp:DropDownList ID="DropDownList6" runat="server" AutoPostBack="True"
onselectedindexchanged="DropDownList6_SelectedIndexChanged" Width="175px"
ValidationGroup="a">
<asp:ListItem Value="0">Select</asp:ListItem>
<asp:ListItem Value="1">New</asp:ListItem>
<asp:ListItem Value="2">Continuing</asp:ListItem>
</asp:DropDownList>
<asp:RequiredFieldValidator ID="RequiredFieldValidator3" runat="server"
ControlToValidate="DropDownList6" ErrorMessage="Select your Project"
InitialValue="0" V style="font-size: small"></asp:RequiredFieldValidator>
</td>
</tr>
</table>
</asp:View>
<asp:View ID="View2" runat="server">
<table class="style1" style="border-style: groove; border-width: thin"
width="100%">
<tr style="background: #1d599e; height: 10px;">
<td align="center" class="style4" colspan="2" style="color:White">
PROJECT STATUS</td>
</tr>
<tr>
<td align="center" class="style13">
</td>
<td class="style14">
</td>
</tr>
<tr>
<td align="center" class="style5" colspan="2">
<asp:Label ID="Label3" runat="server" style="font-size: 12px; color: #666666;"
Text="Project Status has been given below"></asp:Label>
</td>
<td>
</td>
</tr>
<tr>
<td class="style9">
<asp:Label ID="Label5" runat="server" style="font-size:11px;"
Text="Project Name"></asp:Label>
</td>
<td>
<asp:TextBox ID="TextBox1" runat="server" Height="15px" Width="175px"></asp:TextBox>
</td>
</tr>
<tr>
<td class="style6">
<asp:Label ID="Label6" runat="server" style="font-size:11px;" Text="Description"></asp:Label>
<br />
</td>
<td class="style7">
<asp:TextBox ID="TextBox2" runat="server" Height="15px" Width="175px"></asp:TextBox>
</td>
</tr>
<tr>
<td class="style9">
<asp:Label ID="Label7" runat="server" style="font-size:11px;" Text="Duration"></asp:Label>
<br />
</td>
<td>
<asp:TextBox ID="TextBox3" runat="server" Height="15px" Width="175px"></asp:TextBox>
</td>
</tr>
<tr>
<td class="style9">
<asp:Label ID="Label8" runat="server" style="font-size:11px;" Text="Platform"></asp:Label>
<br />
</td>
<td>
<asp:TextBox ID="TextBox4" runat="server" Height="15px" Width="175px"></asp:TextBox>
</td>
</tr>
<tr>
<td class="style9">
<asp:Label ID="Label13" runat="server" style="font-size:11px;" Text="Task"></asp:Label>
</td>
<td>
<asp:DropDownList ID="DropDownList5" runat="server" AutoPostBack="True"
Height="21px" onselectedindexchanged="DropDownList5_SelectedIndexChanged"
Width="183px">
<asp:ListItem Value="0">Select</asp:ListItem>
<asp:ListItem Value="1">New</asp:ListItem>
<asp:ListItem Value="2">Continuing</asp:ListItem>
</asp:DropDownList>
</td>
</tr>
<tr>
<td>
</td>
<td>
</td>
</tr>
</table>
</asp:View>
<asp:View ID="View3" runat="server">
<table class="style1" style="border-style: groove; border-width: thin"
width="100%">
<tr style="background: #1d599e;">
<td align="center" class="style8" colspan="2" style="color:White">
PROJECT STATUS</td>
</tr>
<tr>
<td class="style12">
</td>
<td>
</td>
</tr>
<tr>
<td class="style11">
<asp:Label ID="Label9" runat="server" style="font-size:11px;"
Text="Project Title"></asp:Label>
</td>
<td>
<asp:TextBox ID="TextBox5" runat="server" Height="15px" Width="175px"></asp:TextBox>
</td>
</tr>
<tr>
<td class="style11">
<asp:Label ID="Label10" runat="server" style="font-size:11px;"
Text="Project Module"></asp:Label>
</td>
<td>
<asp:TextBox ID="TextBox6" runat="server" Height="15px" Width="175px"></asp:TextBox>
</td>
</tr>
<tr>
<td class="style11">
<asp:Label ID="Label1" runat="server" style="font-size: 11px;" Text="TaskName"></asp:Label>
</td>
<td>
<asp:TextBox ID="TextBox7" runat="server" Height="15px" Width="175px"></asp:TextBox>
</td>
</tr>
<tr>
<td align="left" class="style12">
<asp:Label ID="Label14" runat="server" style="font-size:11px;" Text="Status"></asp:Label>
</td>
<td>
<asp:DropDownList ID="DropDownList4" runat="server" AutoPostBack="True"
Height="21px" onselectedindexchanged="DropDownList4_SelectedIndexChanged"
Width="166px">
<asp:ListItem Value="0">select</asp:ListItem>
<asp:ListItem Value="1">Completed</asp:ListItem>
<asp:ListItem Value="2">Pending</asp:ListItem>
</asp:DropDownList>
</td>
</tr>
<tr>
<td align="left" class="style12">
<asp:Label ID="Label15" runat="server" style="font-size:11px;" Text="Pending"></asp:Label>
</td>
<td>
<asp:TextBox ID="TextBox10" runat="server" Height="16px" Width="117px"
TextMode="MultiLine"></asp:TextBox>
</td>
</tr>
<tr>
<td align="center" class="style12">
<asp:Label ID="lpjtd" runat="server" style="font-size:11px;" Text=""></asp:Label>
<asp:Button ID="Button4" runat="server" onclick="Button4_Click" Text="Button" />
</td>
</tr>
</table>
</asp:View>
</asp:MultiView>
how to give validation to this form..