Pictures = new Array();
  for (i=0; i<=51; i++)
  {
    Pictures[i] = new Image;
  }
  Pictures[0].src  = "Img/ButHome1.gif";  
  Pictures[1].src  = "Img/ButHome2.gif";
  Pictures[2].src  = "Img/ButComp1.gif";  
  Pictures[3].src  = "Img/ButComp2.gif"; 
  Pictures[4].src  = "Img/ButTeam1.gif";  
  Pictures[5].src  = "Img/ButTeam2.gif";  
  Pictures[6].src  = "Img/ButJobs1.gif";  
  Pictures[7].src  = "Img/ButJobs2.gif";  
  Pictures[8].src  = "Img/ButHint1.gif";  
  Pictures[9].src  = "Img/ButHint2.gif";  
  Pictures[10].src = "Img/ButPress1.gif";  
  Pictures[11].src = "Img/ButPress2.gif";  
  Pictures[12].src = "Img/ButAgb1.gif";  
  Pictures[13].src = "Img/ButAgb2.gif";      
  Pictures[14].src = "Img/ButEula1.gif";  
  Pictures[15].src = "Img/ButEula2.gif";  

  Pictures[16].src = "Img/ButCust1.gif";  
  Pictures[17].src = "Img/ButCust2.gif";  
  Pictures[18].src = "Img/ButStand1.gif";  
  Pictures[19].src = "Img/ButStand2.gif"; 
  Pictures[20].src = "Img/ButWeb1.gif";  
  Pictures[21].src = "Img/ButWeb2.gif"; 
  Pictures[22].src = "Img/ButCons1.gif";  
  Pictures[23].src = "Img/ButCons2.gif";  
  Pictures[24].src = "Img/ButTeach1.gif";  
  Pictures[25].src = "Img/ButTeach2.gif"; 
  Pictures[26].src = "Img/ButRefer1.gif";  
  Pictures[27].src = "Img/ButRefer2.gif"; 

  Pictures[28].src = "Img/ButColMan1.gif";  
  Pictures[29].src = "Img/ButColMan2.gif";  
  Pictures[30].src = "Img/ButFilWiz1.gif";  
  Pictures[31].src = "Img/ButFilWiz2.gif"; 
  Pictures[32].src = "Img/ButAmartis1.gif";  
  Pictures[33].src = "Img/ButAmartis2.gif"; 
  Pictures[34].src = "Img/ButBce1.gif";  
  Pictures[35].src = "Img/ButBce2.gif";  
  Pictures[36].src = "Img/ButKgv1.gif";  
  Pictures[37].src = "Img/ButKgv2.gif"; 

  Pictures[38].src = "Img/ButFft1.gif";  
  Pictures[39].src = "Img/ButFft2.gif";  
  Pictures[40].src = "Img/ButSolMan1.gif";  
  Pictures[41].src = "Img/ButSolMan2.gif"; 
  Pictures[42].src = "Img/ButMidab1.gif";  
  Pictures[43].src = "Img/ButMidab2.gif"; 
  Pictures[44].src = "Img/ButPidaf1.gif";  
  Pictures[45].src = "Img/ButPidaf2.gif";  
  Pictures[46].src = "Img/ButProDat1.gif";  
  Pictures[47].src = "Img/ButProDat2.gif"; 

  Pictures[48].src = "Img/ButBack1.gif";  
  Pictures[49].src = "Img/ButBack2.gif"; 
  Pictures[50].src = "Img/ButDown1.gif";  
  Pictures[51].src = "Img/ButDown2.gif"; 

  function Swap(Index, Img)
  {
    window.document.images[Index].src = Pictures[Img].src;
  }