function switchField (tab)
{
  document.getElementById("game").style.visibility = "hidden";
  if (document.getElementById("awayDef")) {
    document.getElementById("awayDef").style.visibility = "hidden";
  }
  if (document.getElementById("homeDef")) {
    document.getElementById("homeDef").style.visibility = "hidden";
  }
  if (document.getElementById("pitchers")) {
    document.getElementById("pitchers").style.visibility = "hidden";
  }
  //if (document.getElementById("hitchart")) {
  //  document.getElementById("hitchart").style.visibility = "hidden";
  //}
  document.getElementById("hitchart").style.visibility = "hidden";
  document.getElementById("hotzone").style.visibility = "hidden";

  document.getElementById("aGame").className = "fieldTabOff";
  if (document.getElementById("aAway")) {
    document.getElementById("aAway").className = "fieldTabOff";
  }
  if (document.getElementById("aHome")) {
    document.getElementById("aHome").className = "fieldTabOff";
  }
  if (document.getElementById("aPitchers")) {
    document.getElementById("aPitchers").className = "fieldTabOff";
  }
  document.getElementById("aHitChart").className = "fieldTabOff";
  document.getElementById("aHotZone").className = "fieldTabOff";

  document.getElementById(tab).style.visibility = "visible";
  if(tab == "game")
  {
    document.getElementById("aGame").className = "fieldTabOn";
    document.getElementById("field").className = "closeupField";
  }
  else if(tab == "awayDef")
  {
    document.getElementById("aAway").className = "fieldTabOn";
    document.getElementById("field").className = "fullField";
  }
  else if(tab == "homeDef")
  {
    document.getElementById("aHome").className = "fieldTabOn";
    document.getElementById("field").className = "fullField";
  }
  else if(tab == "pitchers")
  {
    document.getElementById("aPitchers").className = "fieldTabOn";
    document.getElementById("field").className = "closeupField";
  }
  else if(tab == "hitchart")
  {
    document.getElementById("aHitChart").className = "fieldTabOn";
  }
  else if(tab == "hotzone")
  {
    document.getElementById("aHotZone").className = "fieldTabOn";
  }
}