function seeBig1(thispic) 
{
  if(thispic==1){
    document.all.viewPic1.innerHTML='<img border=0 src=../image/bird_ring.jpg alt="RFID Bird Ring">'
  }
  if(thispic==2){
    document.all.viewPic1.innerHTML='<img border=0 src=../image/ear-tags.jpg alt="RFID Ear Tag">'
  }
  if(thispic==3){
    document.all.viewPic1.innerHTML='<img border=0 src=../image/pv08.jpg alt="PV01-PV08">'
  }
  if(thispic==4){
    document.all.viewPic1.innerHTML='<img border=0 src=../image/pj04.jpg alt="PJ04-PJ07">'
  }
}