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

// BULLETIN -- Home
btnOnlineExHome_over			= new Image
btnOnlineExHome_over.src		="/images/bulletin/feb2006/btnOnlineExHome_over.gif"
btnOnlineExHome_off				= new Image
btnOnlineExHome_off.src			="/images/bulletin/feb2006/btnOnlineExHome_off.gif"

btnCechHome_over				= new Image
btnCechHome_over.src			="/images/bulletin/feb2006/btnCechHome_over.gif"
btnCechHome_off					= new Image
btnCechHome_off.src				="/images/bulletin/feb2006/btnCechHome_off.gif"

btnOrganismsHome_over			= new Image
btnOrganismsHome_over.src		="/images/bulletin/feb2006/btnOrganismsHome_over.gif"
btnOrganismsHome_off			= new Image
btnOrganismsHome_off.src		="/images/bulletin/feb2006/btnOrganismsHome_off.gif"

btnMicroscopistHome_over		= new Image
btnMicroscopistHome_over.src	="/images/bulletin/feb2006/btnMicroscopistHome_over.gif"
btnMicroscopistHome_off			= new Image
btnMicroscopistHome_off.src		="/images/bulletin/feb2006/btnMicroscopistHome_off.gif"

// BULLETIN -- Upfront
btnEmbryo_over					= new Image
btnEmbryo_over.src				="/images/bulletin/feb2006/btnEmbryo_over.gif"
btnEmbryo_off					= new Image
btnEmbryo_off.src				="/images/bulletin/feb2006/btnEmbryo_off.gif"

// BULLETIN -- Chronicle
btnImplants_over				= new Image
btnImplants_over.src			="/images/bulletin/feb2006/btnImplants_over.gif"
btnImplants_off					= new Image
btnImplants_off.src				="/images/bulletin/feb2006/btnImplants_off.gif"

// BULLETIN -- Perspectives
btnOrganisms_over				= new Image
btnOrganisms_over.src			="/images/bulletin/feb2006/btnOrganisms_over.gif"
btnOrganisms_off				= new Image
btnOrganisms_off.src			="/images/bulletin/feb2006/btnOrganisms_off.gif"

btnMicroscopist_over			= new Image
btnMicroscopist_over.src		="/images/bulletin/feb2006/btnMicroscopist_over.gif"
btnMicroscopist_off				= new Image
btnMicroscopist_off.src			="/images/bulletin/feb2006/btnMicroscopist_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");
  }
}
// -----------------------