Rollimage = new Array()

  Rollimage[0]= new Image()
  Rollimage[0].src = "../images/navigation/header_nav/memhead_02.gif"
  Rollimage[1] = new Image()
  Rollimage[1].src = "../images/navigation/header_nav/memhead_02_on.gif"
  Rollimage[2]= new Image()
  Rollimage[2].src = "../images/navigation/header_nav/memhead_03.gif"
  Rollimage[3]= new Image()
  Rollimage[3].src = "../images/navigation/header_nav/memhead_03_on.gif"
  Rollimage[4]= new Image()
  Rollimage[4].src = "../images/navigation/header_nav/memhead_04.gif"
  Rollimage[5]= new Image()
  Rollimage[5].src = "../images/navigation/header_nav/memhead_04_on.gif"
  Rollimage[6]= new Image()
  Rollimage[6].src = "../images/navigation/header_nav/memhead_05.gif"
  Rollimage[7]= new Image()
  Rollimage[7].src = "../images/navigation/header_nav/memhead_05_on.gif"
  Rollimage[8]= new Image()
  Rollimage[8].src = "../images/navigation/header_nav/memhead_06.gif"
  Rollimage[9]= new Image()
  Rollimage[9].src = "../images/navigation/header_nav/memhead_06_on.gif"
  Rollimage[10]= new Image()
  Rollimage[10].src = "../images/navigation/header_nav/memhead_08.gif"
  Rollimage[11]= new Image()
  Rollimage[11].src = "../images/navigation/header_nav/memhead_08_on.gif"
  Rollimage[12]= new Image()
  Rollimage[12].src = "../images/navigation/header_nav/memhead_09.gif"
  Rollimage[13]= new Image()
  Rollimage[13].src = "../images/navigation/header_nav/memhead_09_on.gif"
  Rollimage[14]= new Image()
  Rollimage[14].src = "../images/navigation/header_nav/memhead_10.gif"
  Rollimage[15]= new Image()
  Rollimage[15].src = "../images/navigation/header_nav/memhead_10_on.gif"
  Rollimage[16]= new Image()
  Rollimage[16].src = "../images/navigation/header_nav/growhead_02.gif"
  Rollimage[17]= new Image()
  Rollimage[17].src = "../images/navigation/header_nav/growhead_02_on.gif"
  Rollimage[18]= new Image()
  Rollimage[18].src = "../images/navigation/header_nav/growhead_03.gif"
  Rollimage[19]= new Image()
  Rollimage[19].src = "../images/navigation/header_nav/growhead_03_on.gif"
  Rollimage[20]= new Image()
  Rollimage[20].src = "../images/navigation/header_nav/growhead_04.gif"
  Rollimage[21]= new Image()
  Rollimage[21].src = "../images/navigation/header_nav/growhead_04_on.gif"
  Rollimage[22]= new Image()
  Rollimage[22].src = "../images/navigation/header_nav/growhead_05.gif"
  Rollimage[23]= new Image()
  Rollimage[23].src = "../images/navigation/header_nav/growhead_05_on.gif"
  Rollimage[24]= new Image()
  Rollimage[24].src = "../images/navigation/header_nav/growhead_06.gif"
  Rollimage[25]= new Image()
  Rollimage[25].src = "../images/navigation/header_nav/growhead_06_on.gif"
  
  
  function SwapOut1(){
    document.sub1.src = Rollimage[1].src;
    return true;
  }
  function SwapBack1(){
    document.sub1.src = Rollimage[0].src; 
    return true;
  }
 function SwapOut2(){
    document.sub2.src = Rollimage[3].src;
    return true;
  }

  function SwapBack2(){
    document.sub2.src = Rollimage[2].src;
    return true;
  }
 function SwapOut3(){
    document.sub3.src = Rollimage[5].src;
    return true;
  }

  function SwapBack3(){
    document.sub3.src = Rollimage[4].src;
    return true;
  }
  function SwapOut4(){
    document.sub4.src = Rollimage[7].src;
    return true;
  }

  function SwapBack4(){
    document.sub4.src = Rollimage[6].src;
    return true;
  }
   function SwapOut5(){
    document.sub5.src = Rollimage[9].src;
    return true;
  }

  function SwapBack5(){
    document.sub5.src = Rollimage[8].src;
    return true;
  }
  function SwapOut6(){
    document.sub6.src = Rollimage[11].src;
    return true;
  }

  function SwapBack6(){
    document.sub6.src = Rollimage[10].src;
    return true;
  }
  function SwapOut7(){
    document.sub7.src = Rollimage[13].src;
    return true;
  }

  function SwapBack7(){
    document.sub7.src = Rollimage[12].src;
    return true;
  }
  function SwapOut8(){
    document.sub8.src = Rollimage[15].src;
    return true;
  }

  function SwapBack8(){
    document.sub8.src = Rollimage[14].src;
    return true;
  }
    function SwapOut9(){
    document.sub9.src = Rollimage[17].src;
    return true;
  }

  function SwapBack9(){
    document.sub9.src = Rollimage[16].src;
    return true;
  }
    function SwapOut10(){
    document.sub10.src = Rollimage[19].src;
    return true;
  }

  function SwapBack10(){
    document.sub10.src = Rollimage[18].src;
    return true;
  }
    function SwapOut11(){
    document.sub11.src = Rollimage[21].src;
    return true;
  }

  function SwapBack11(){
    document.sub11.src = Rollimage[20].src;
    return true;
  }
    function SwapOut12(){
    document.sub12.src = Rollimage[23].src;
    return true;
  }

  function SwapBack12(){
    document.sub12.src = Rollimage[22].src;
    return true;
  }
    function SwapOut13(){
    document.sub13.src = Rollimage[25].src;
    return true;
  }

  function SwapBack13(){
    document.sub13.src = Rollimage[24].src;
    return true;
  }