var g_guesses = "";
var g_guesses_counter = 0;
var g_stackTaken = new Array();
g_stackTaken[1] = false;
g_stackTaken[2] = false;
g_stackTaken[3] = false;
g_stackTaken[4] = false;
g_stackTaken[5] = false;

function clickStack(n, stackN)
{
    if (document.getElementById)
    {
        if (!g_stackTaken[stackN])
        {
            g_stackTaken[stackN] = true;

            g_guesses_counter++;
            if (g_guesses_counter <= 5)
            {
                if (g_guesses != "")
                {
                    g_guesses += ",";
                }
                g_guesses += n;
        
                var elmStack = document.getElementById("stack" + stackN);
                if (elmStack)
                {
                    elmStack.src = "game-image/blank.gif";
                }

                var elm = document.getElementById("guess" + g_guesses_counter);
                if (elm)
                {
                    elm.src = "../mastermind/image/" + n + ".jpg";
                }
    
                document.mainForm.guess.value = g_guesses;
        
                if (g_guesses_counter == 5)
                {
                    document.mainForm.submit();
                }
            }
        }
    }
}