// Creating Images and setting up their src properties
if (document.images)
{

// BULLETIN -- Home
btnOnlineExHome_over			= new Image
btnOnlineExHome_over.src		="/images/bulletin/nov2008/btnOnlineExHome_over.gif"
btnOnlineExHome_off				= new Image
btnOnlineExHome_off.src			="/images/bulletin/nov2008/btnOnlineExHome_off.gif"

btnCechHome_over				= new Image
btnCechHome_over.src			="/images/bulletin/nov2008/btnCechHome_over.gif"
btnCechHome_off					= new Image
btnCechHome_off.src				="/images/bulletin/nov2008/btnCechHome_off.gif"

btnPO1_over			= new Image
btnPO1_over.src		="/images/bulletin/nov2008/btnPO1_over.gif"
btnPO1_off			= new Image
btnPO1_off.src		="/images/bulletin/nov2008/btnPO1_off.gif"

btnPO2_over			= new Image
btnPO2_over.src		="/images/bulletin/nov2008/btnPO2_over.gif"
btnPO2_off			= new Image
btnPO2_off.src		="/images/bulletin/nov2008/btnPO2_off.gif"

// BULLETIN -- Upfront
btnUpfront_over					= new Image
btnUpfront_over.src				="/images/bulletin/nov2008/btnUpfront_over.gif"
btnUpfront_off					= new Image
btnUpfront_off.src				="/images/bulletin/nov2008/btnUpfront_off.gif"

// BULLETIN -- Centrifuge
btnCentriFuge1_over				= new Image
btnCentriFuge1_over.src			="/images/bulletin/nov2008/btnCentriFuge1_over.gif"
btnCentriFuge1_off				= new Image
btnCentriFuge1_off.src			="/images/bulletin/nov2008/btnCentriFuge1_off.gif"

// BULLETIN -- Chronicle
btnChron_head_over				= new Image
btnChron_head_over.src			="/images/bulletin/nov2008/btnChron_head_over.gif"
btnChron_head_off				= new Image
btnChron_head_off.src			="/images/bulletin/nov2008/btnChron_head_off.gif"

// BULLETIN -- Perspectives
btnPerspex1_over				= new Image
btnPerspex1_over.src			="/images/bulletin/nov2008/btnPerspex1_over.gif"
btnPerspex1_off				= new Image
btnPerspex1_off.src			="/images/bulletin/nov2008/btnPerspex1_off.gif"

btnPerspex2_over				= new Image
btnPerspex2_over.src			="/images/bulletin/nov2008/btnPerspex2_over.gif"
btnPerspex2_off				= new Image
btnPerspex2_off.src			="/images/bulletin/nov2008/btnPerspex2_off.gif"
}

// roll over OVER function
function rollOver(imgName)
{
  if (document.images)
  {
   document[imgName].src=eval(imgName + "over.src");
  }
}

// roll over ON function
function rollOn(imgName)
{
  if (document.images)
  {
   document[imgName].src=eval(imgName + "on.src");
  }
}

// roll over OFF function
function rollOff(imgName)
{
  if (document.images)
  {
   document[imgName].src=eval(imgName + "off.src");
  }
}
// -----------------------