function fkt(ma) {

if (ma == 1) {
window.document.images[3].src  = "img/m_1_d.png";
window.document.images[5].src  = "img/m_2_h.png";
window.document.images[7].src  = "img/m_4_h.png";
window.document.images[9].src = "img/m_5_h.png";
window.document.images[11].src = "img/m_6_h.png";
}
if (ma == 2) {
window.document.images[3].src  = "img/m_1_h.png";
window.document.images[5].src  = "img/m_2_d.png";
window.document.images[7].src  = "img/m_4_h.png";
window.document.images[9].src = "img/m_5_h.png";
window.document.images[11].src = "img/m_6_h.png";
}
if (ma == 3) {
window.document.images[3].src  = "img/m_1_h.png";
window.document.images[5].src  = "img/m_2_h.png";
window.document.images[7].src  = "img/m_4_d.png";
window.document.images[9].src = "img/m_5_h.png";
window.document.images[11].src = "img/m_6_h.png";
}
if (ma == 4) {
window.document.images[3].src  = "img/m_1_h.png";
window.document.images[5].src  = "img/m_2_h.png";
window.document.images[7].src  = "img/m_4_h.png";
window.document.images[9].src = "img/m_5_d.png";
window.document.images[11].src = "img/m_6_h.png";
}
if (ma == 5) {
window.document.images[3].src  = "img/m_1_h.png";
window.document.images[5].src  = "img/m_2_h.png";
window.document.images[7].src  = "img/m_4_h.png";
window.document.images[9].src = "img/m_5_h.png";
window.document.images[11].src = "img/m_6_d.png";
}
}