$("#password-button").click(function(){
 var password="";
 var numbers =[0,0,0,0,0,0];
 for(var i=0;i<=5;i++){
    numbers[i] = Math.floor((Math.random() * 25) + 65);
    password += String.fromCharCode(numbers[i]);
 }
   $(".LoginError").text("Nowe haslo: " + password);

  $.ajax({
                    type: 'post',
                    url: 'dzialaj.php',
                    data: {'password': password},
                    cache:false,
                    success: function(data)
                    {
                        alert(data);
                 }
  });

});