Re: Check box validation Programming Web Development by Shanti C Hey use this code where your checkbox validtion goes: [code=javascript] <script language="javascript"> … Re: validation control runat='server' attribute Programming Web Development by Ramesh S Validations in the Validtion controls are executed at both server side and client side. They are injecting client side validations to the HTML content if javascript is enabled at client browser. If javascript is disabled at client browser, the javascript validations are not executed but the validation will always be executed at server side. Re: I have problem With Email validation Programming Web Development by sidra 100 check this code for email validtion. it works. [CODE] function valid_domain_part($domain_part) { if(preg_match("/[^a-…