function popWindow(winlink, width, height)
{
  portWindow = window.open(winlink, "popWin", "scrollbars=yes width=" + width + ",height=" + height)
  portWindow.focus()
}
function showElement(id)
{
  var row = document.getElementById(id);
  row.style.display="";
}
function hideElement(id)
{
  var row = document.getElementById(id);
  row.style.display="none";
}
function showOnly(id)
{
    hideElement('persinj');
    hideElement('workcomp');
    hideElement('medmal');
    hideElement('other');
    showElement(id);
}