Something

<?php  echo "<form name=\"dugmemiz\" method=\"POST\">"; echo "<input type=\"text\" name=\"yazma\" method=\"POST\" value=\"Buraya mesaj yaziniz\" >";echo "<input type=\"submit\" name=\"dugmeye_bastik\" value=\"OK\" method=\"POST\">"; echo "<br>";  if($_POST['dugmeye_bastik']) {  echo "<br><br><br>";echo "Yazdiginiz mesaj: ".$_POST['yazma'];} else {echo "Dugmeye basmadiniz!!!"; echo "<br>";}?>