function openwn(url) {

	 var okieno = window.open(url,"","toolbar=1,menubar=0,scrollbars=1,resizable=1,status=1,location=0,directories=0,height=520,width=700,left=20,top=20");
	 
	 okieno.focus();
	 
}


function swapclass(obj,cls) {
	obj.className = cls;
	return 0;
}


function show_img(ur) {

	 var okieno = window.open("foto.php?file="+ur,"","toolbar=0,menubar=0,scrollbars=0,resizable=1,status=1,location=0,directories=0,height=520,width=720,left=10,top=10");
	 
	 okieno.focus();
}

function sprawdz2() {
  if (document.cont.sender_phone.value.match(/\D/)) {
    document.cont.sender_phone.value =
    document.cont.sender_phone.value.replace(/\D/g,"");
  }
};

function sprawdz(t) {

  if (!t.sender_mail.value.match(/^[0-9a-z_.-]+@([0-9a-z-]+\.)+[a-z]{2,6}$/)) {
    alert("Podaj poprawny adres e-mail!");
    t.sender_mail.focus();
    return false;
  }
  return true;
};