if (document.images) {
    imag     = new Array()
    imag[0]  = "images/nav1.gif"
    imag[1]  = "images/nav1x.gif"
    imag[2]  = "images/nav2.gif"
    imag[3]  = "images/nav2x.gif"
    imag[4]  = "images/nav3.gif"
    imag[5]  = "images/nav3x.gif"
    imag[6]  = "images/nav4.gif"
    imag[7]  = "images/nav4x.gif"
    imag[8]  = "images/kgsub1.gif"
    imag[9]  = "images/kgsub1x.gif"
    imag[10]  = "images/kgsub2.gif"
    imag[11]  = "images/kgsub2x.gif"
    imag[12]  = "images/kgsub3.gif"
    imag[13]  = "images/kgsub3x.gif"
    imag[14]  = "images/kgsub4.gif"
    imag[15]  = "images/kgsub4x.gif"
    imag[16]  = "images/kvsub1.gif"
    imag[17]  = "images/kvsub1x.gif"
    imag[18]  = "images/kvsub2.gif"
    imag[19]  = "images/kvsub2x.gif"
    imag[20]  = "images/kvsub3.gif"
    imag[21]  = "images/kvsub3x.gif"
    imag[22]  = "images/kvsub4.gif"
    imag[23]  = "images/kvsub4x.gif"
    imag[24]  = "images/kvsub5.gif"
    imag[25]  = "images/kvsub5x.gif"
    imag[26]  = "images/kvsub6.gif"
    imag[27]  = "images/kvsub6x.gif"
    imag[28]  = "images/kvsub7.gif"
    imag[29]  = "images/kvsub7x.gif"
    imag[30]  = "images/kvsub8.gif"
    imag[31]  = "images/kvsub8x.gif"
    imag[32]  = "images/kvsub9.gif"
    imag[33]  = "images/kvsub9x.gif"

im = new Array()
for (var i = 0; i < imag.length; i++){
       im[i] = new Image()
       im[i].src = imag[i]

}

}


function swtch(num,imgname){
if (document.images) {
     document[imgname].src = im[num].src;
  }

}