Developer's Guide :: Using RadioButtons
From RadPHP XE2 Documentation
RadioButtons are components that allows you to show options to be selected by the user.
To use Javascript to change the checked status of a radiobutton, you can use this code:
function Button1JSClick($sender, $params)
{
?>
//Add your javascript code here
var radio=findObj("RadioButton2");
radio.checked=!radio.checked;
return(false);
<?php
}
This code conmutes the checked status of a RadioButton named RadioButton2