Posted on: 1/20/2015 10:35:20 AM | Views : 573

Hi,
I have a problem with a form. I build  a form with the following code: 
<div class="form_row"> <asp:TextBox ID="txtVoornaam" runat="server" placeholder="Voornaam" CausesValidation="true"></asp:TextBox> <asp:CustomValidator ID="CustomValidator3" runat="server" ForeColor="Red" ClientValidationFunction="ValidationFunction1" ValidateEmptyText="True" Display="Dynamic" ControlToValidate="txtVoornaam" ></asp:CustomValidator> </div> The script 'validationfunction1':
function ValidationFunction1(source, args) { alert('test'); var controlId = document.getElementById(source.controltovalidate).id; var control = $("#" + controlId); var value = control.val() ...

Go to the complete details ...