radio1->Text = "Hello Radio Button 1"; } function change_radio1_checked() { $this->radio1->Checked = !$this->radio1->Checked; } function change_radio2_text() { $this->radio2->Text = "Radio Button 2 World"; } function change_radio2_checked() { $this->radio2->Checked = !$this->radio2->Checked; } function radiobutton_requested($sender, $param) { $this->label1->Text = "Label 1:".$sender->Text. ($sender->checked ? ' Checked ' : ' Not Checked'); } } ?>