function highlight_me2(arg)
{
  var highlight_colour0 = '#C4D8E6';
  var highlight_colour1 = '#1B4779';
  var ob0 = document.getElementById(arg + "a");
  var ob1 = document.getElementById(arg + "b");
  var ob2 = document.getElementById(arg + "c");
  var ob3 = document.getElementById(arg + "d");
  var ob4 = document.getElementById(arg + "e");
  var ob5 = document.getElementById(arg + "f");
  var ob6 = document.getElementById(arg + "g");
  var ob7 = document.getElementById(arg + "h");
  var ob8 = document.getElementById(arg + "i");
  var ob9 = document.getElementById(arg + "j");
  ob0.style.background = highlight_colour1;
  ob1.style.background = highlight_colour1;
  ob2.style.background = highlight_colour1;
  ob3.style.background = highlight_colour1;
  ob4.style.background = highlight_colour1;
  ob5.style.background = highlight_colour1;
  ob6.style.background = highlight_colour0;
  ob7.style.background = highlight_colour0;
  ob8.style.background = highlight_colour1;
  ob9.style.background = highlight_colour1;
}

function unhighlight_me2(arg)
{
  var unhighlight_colour = '#E2F0E2';
  var ob0 = document.getElementById(arg +"a");
  var ob1 = document.getElementById(arg +"b");
  var ob2 = document.getElementById(arg +"c");
  var ob3 = document.getElementById(arg +"d");
  var ob4 = document.getElementById(arg +"e");
  var ob5 = document.getElementById(arg +"f");
  var ob6 = document.getElementById(arg +"g");
  var ob7 = document.getElementById(arg +"h");
  var ob8 = document.getElementById(arg +"i");
  var ob9 = document.getElementById(arg +"j");
  ob0.style.background = unhighlight_colour;
  ob1.style.background = unhighlight_colour;
  ob2.style.background = unhighlight_colour;
  ob3.style.background = unhighlight_colour;
  ob4.style.background = unhighlight_colour;
  ob5.style.background = unhighlight_colour;
  ob6.style.background = unhighlight_colour;
  ob7.style.background = unhighlight_colour;
  ob8.style.background = unhighlight_colour;
  ob9.style.background = unhighlight_colour;
}