function machFocus (x) {
  document.getElementById(x).style.background = "white";
  document.getElementById(x).style.border = "1px solid #666666";
}

function machFocusWeg (x) {
  document.getElementById(x).style.background = "#666666";
  document.getElementById(x).style.border = "1px solid #666666";
}

function setTerminuebersichtCSS (x) {
  var y = "tr_"+x;
  var z = "td_"+x+"_";
  var i = 1;
  while (i <= 3) {
    var k = z+i;
    document.getElementById(k).style.backgroundColor = "white";
    i++;
  }
  var i = 0;
  while (i <= 3) {
    var k = z+i;
    document.getElementById(k).style.color = "black";
    i++;
  }
  var m = "td_"+x+"_0";
  document.getElementById(m).style.backgroundImage = "url(images/forward_icon_white.gif)";
  document.getElementById(m).style.backgroundPosition = "right center";
  document.getElementById(m).style.backgroundRepeat = "no-repeat";
  document.getElementById(y).style.cursor = "pointer";
}

function setBackTerminuebersichtCSS (x) {
  var y = "tr_"+x;
  var z = "td_"+x+"_";
  document.getElementById(y).style.backgroundColor = "black";
  var i = 1;
  while (i <= 3) {
    var k = z+i;
    document.getElementById(k).style.backgroundColor = "#0A0A0A";
    i++;
  } 
 var i = 0;
  while (i <= 3) {
    var k = z+i;
    document.getElementById(k).style.color = "white";
    i++;
  }
  var m = "td_"+x+"_0";
  document.getElementById(m).style.backgroundImage = "url(images/forward_icon_black.gif)";
  document.getElementById(y).style.cursor = "pointer";
}