function changeback()
{
  i = document.form1.back.selectedIndex;
  headcolor = document.form1.back.options[i].value;
  document.getElementById("p1").style.background = headcolor;
}
function changetext()
{
  i = document.form1.front.selectedIndex;
  doccolor = document.form1.front.options[i].value;
  document.getElementById("p1").style.color = doccolor;
}