function showNote()
{
  var alertMessage = document.getElementById('alertMessage');
  alertMessage.style.visibility='visible';
}

function hideNote()
{
  var alertMessage = document.getElementById('alertMessage');
  alertMessage.style.visibility='hidden';
}

function openPage(dest)
{
  document.location.href = dest;
}

var cX = 0; var cY = 0; var rX = 0; var rY = 0;
      
function UpdateCursorPosition(e)
{
  cX = e.pageX; cY = e.pageY;
}
      
function UpdateCursorPositionDocAll(e)
{ 
  cX = event.clientX; cY = event.clientY;
}
      
if(document.all) 
{ 
  document.onmousemove = UpdateCursorPositionDocAll; 
}
else 
{ 
  document.onmousemove = UpdateCursorPosition; 
}
      
function AssignPosition(d) 
{
  if(self.pageYOffset) 
  {
    rX = self.pageXOffset;
    rY = self.pageYOffset;
  }
  else if(document.documentElement && document.documentElement.scrollTop) 
  {
    rX = document.documentElement.scrollLeft;
    rY = document.documentElement.scrollTop;
  }
  else if(document.body) 
  {
    rX = document.body.scrollLeft;
    rY = document.body.scrollTop;
  }
  if(document.all) 
  {
    cX += rX; 
    cY += rY;
  }
  d.style.left = (cX-150) + "px";
  d.style.top = (cY+10) + "px";
}

function showImage(imageName)
{
  window.open(imageName, 'SunHeat', 'width=810,height=610,location=no,menubar=no,resizable=no,scrollbars=no,status=no,toolbar=no,directories=no');
}