var pole = {
    0: {
        0: [0],
        1: [1],
        2: [2],
        3: [3]
    },
    1: {
        0: [3],
        1: [0],
        2: [1],
        3: [2]
    },
    2: {
        0: [2],
        1: [3],
        2: [0],
        3: [1]
    },
    3: {
        0: [1],
        1: [2],
        2: [3],
        3: [0]
    }
} 



var r_text = new Array ();

r_text[0] = "";

r_text[1] = "";

r_text[2] = "<a href='http://www.hyperbobr.cz/sexshop/valentynske_tipy.html/' target=_blank><img src=/banner/roticke-pomucky.gif></a>";

r_text[3] = " <script type=\"text/javascript\"> document.write('<iframe src=\"http://www.heureka.cz/direct/bannery/?&cid=731:57:1956\" width=\"728\" height=\"90\" frameborder=\"0\" scrolling=\"no\"><\/iframe>'); </script>  ";

var i = Math.floor(4*Math.random())

var banner1 = pole[i][0];
var banner2 = pole[i][1];
var banner3 = pole[i][2];
var banner4 = pole[i][3];


document.write('<table border=0 width=850 cellspacing=4 align=center><tr align=center><td>' + r_text[banner1] + '</td></tr>');
document.write('<tr align=center><td>' + r_text[banner2] + '</td></tr>');
document.write('<tr align=center><td>' + r_text[banner3] + '</td></tr>');
document.write('<tr align=center><td>' + r_text[banner4] + '</td></tr>');
document.write('</table>');