function swapTabs(num) {
  tab1 = document.getElementById("tab1");
  tab2 = document.getElementById("tab2");
  tb1 = document.getElementById("tb1");
  tb2 = document.getElementById("tb2");
  tabmenu = document.getElementById("tabmenu");
  if (num == 1) {
    tab1.style.display = "none";
    tb1.style.color = "#cccccc";
    tab2.style.display = "block";
    tb2.style.color = "#aaaaaa";
    tabmenu.style.backgroundImage = "url(/sites/all/themes/poker/images/gui/tabs-1stselected.png)";
  } else {
    tab1.style.display = "block";
    tb1.style.color = "#aaaaaa";
    tab2.style.display = "none";
    tb2.style.color = "#cccccc";
    tabmenu.style.backgroundImage = "url(/sites/all/themes/poker/images/gui/tabs-2ndselected.png)";
  }
}