Re: form and java ?

<script> function validate() { var f = document.f1; retval = true; if (f.Option4.checked && f.Option1.checked) { alert('you already blah blah blah...'); retval = false; } return retval; } </script> <form name="f1" onsubmit="return validate();"> your checkboxes data goes here </form> "Teqila Man" <teqilaman@poczta.wp.pl> wrote in message news:005901c164a9$16d20dc0$0ec063d9@tm... > <input type=checkbox name="Option1" value="440||014" "> > <input type=checkbox name="Option2" value="340||015" "> > <input type=checkbox name="Option3" value="240||016" "> > <input type=checkbox name="Option4 that also includes product of code 014" > value="440||000" > > > I have the form (look at top) and i send values....normaly i had this code > (440||014 ... 1st value is prize and second code) > > while (list ($name, $value, $kod_prod) = each($HTTP_POST_VARS)) > { > $wartosc = explode("||", $value); > print("$name"); > print("<br>[$wartosc[0] dolars "); > print("code :$wartosc[1] ]"); > } > > But now i want to make that if someone checks the "Option4 that also include > s product of code 014" and Option1 ... the form will say sorry you have choo > sen 014 already by choosing Option4......... > > > The javascript without sending the form.... someone knows the solution... > > Big thanks even for reading this :) > > > TEqilaman >