script type="text/javascript" src="https://ajax.googleapis.com/ajax/libs/jquery/1.5.0/jquery.min.js"
script src="jquery.maskedinput-1.2.2.min.js" type="text/javascript"
script type="text/javascript">
jQuery(function($) {
$("#<%=date.ClientID %>").mask("99/99/9999");
$("#<%=phone.ClientID %>").mask("(999) 999-9999");
$("#ctl00_ContentPlaceHolder1_tin").mask("99-9999999");
$("#ctl00_ContentPlaceHolder1_ssn").mask("999-99-9999");
});
/script
asp:TextBox runat="server" ID="date"
asp:TextBox runat="server" ID="phone"
asp:TextBox runat="server" ID="tin"
asp:TextBox runat="server" ID="ssn"