function showPicture(pict){
      var win = window.open("window.php?picture=" + pict, "picture", "width=570,height=420,left=10,top=10,location=0,menubar=0,personalbar=0,status=0");
      win.focus();
    }

  function checkemail(mail){
    var testresults;
    var str = mail.value;
    var filter=/^([\w-]+(?:\.[\w-]+)*)@((?:[\w-]+\.)*\w[\w-]{0,66})\.([a-z]{2,6}(?:\.[a-z]{2})?)$/i;

    if (filter.test(str))
      testresults=true;
    else{
      alert("Prosím vložte správnu e-mail adresu!");
      testresults=false;
    }
    mail.focus();
    return testresults;
  }

  function validateFrm(){
    msg = "";

    if (document.register.elements["fields[cele_meno]"].value == "")  msg = "cele meno.";
    else if (document.register.elements["fields[telefon]"].value == "")       msg = "telefon.";
    else if (document.register.elements["fields[login]"].value == "")       msg = "prihlasovacie meno.";

    if ((document.register.elements["fields[password]"].value != document.register.password2.value) || document.register.elements["fields[password]"].value == ""  && msg == ""){
      msg = "správne heslo a kontrolné heslo.";
      document.register.elements["fields[password]"].value = "";
      document.register.password2.value = "";

    }
    if(document.register.elements["fields[email]"].value != ""){
      if (document.register.elements["fields[email]"].value.indexOf ('@',0) == -1 || document.register.elements["fields[email]"].value.indexOf ('.',0) == -1)
        msg = "spravne e-mail adresu!";
    }

    if (msg != ""){
      alert ("Vyplnte " + msg);
      return false;
    }
    else
      return true;
  }