var rand1 = 0;
var useRand = 0;

images = new Array;
images[1] = new Image();
images[1].src = "/cms/webdav/site/ucv/shared/homeleft/image01.jpg";
images[2] = new Image();
images[2].src = "/cms/webdav/site/ucv/shared/homeleft/image02.jpg";
images[3] = new Image();
images[3].src = "/cms/webdav/site/ucv/shared/homeleft/image03.jpg";
images[4] = new Image();
images[4].src = "/cms/webdav/site/ucv/shared/homeleft/image04.jpg";
images[5] = new Image();
images[5].src = "/cms/webdav/site/ucv/shared/homeleft/image05.jpg";
images[6] = new Image();
images[6].src = "/cms/webdav/site/ucv/shared/homeleft/image06.jpg";
images[7] = new Image();
images[7].src = "/cms/webdav/site/ucv/shared/homeleft/image07.jpg";
images[8] = new Image();
images[8].src = "/cms/webdav/site/ucv/shared/homeleft/image08.jpg";
images[9] = new Image();
images[9].src = "/cms/webdav/site/ucv/shared/homeleft/image09.jpg";
images[10] = new Image();
images[10].src = "/cms/webdav/site/ucv/shared/homeleft/image10.jpg";
imagesm = new Array;
imagesm[1] = new Image();
imagesm[1].src = "/cms/webdav/site/ucv/shared/homemiddle/image01.jpg";
imagesm[2] = new Image();
imagesm[2].src = "/cms/webdav/site/ucv/shared/homemiddle/image02.jpg";
imagesm[3] = new Image();
imagesm[3].src = "/cms/webdav/site/ucv/shared/homemiddle/image03.jpg";
imagesm[4] = new Image();
imagesm[4].src = "/cms/webdav/site/ucv/shared/homemiddle/image04.jpg";
imagesm[5] = new Image();
imagesm[5].src = "/cms/webdav/site/ucv/shared/homemiddle/image05.jpg";
imagesm[6] = new Image();
imagesm[6].src = "/cms/webdav/site/ucv/shared/homemiddle/image06.jpg";
imagesm[7] = new Image();
imagesm[7].src = "/cms/webdav/site/ucv/shared/homemiddle/image07.jpg";
imagesm[8] = new Image();
imagesm[8].src = "/cms/webdav/site/ucv/shared/homemiddle/image08.jpg";
imagesm[9] = new Image();
imagesm[9].src = "/cms/webdav/site/ucv/shared/homemiddle/image09.jpg";
imagesm[10] = new Image();
imagesm[10].src = "/cms/webdav/site/ucv/shared/homemiddle/image10.jpg";
function swapPic() {
  var imgnum = images.length - 1;
  do {
    var randnum = Math.random();
    rand1 = Math.round((imgnum - 1) * randnum) + 1;
    var randnum2 = Math.random();
    rand2 = Math.round((imgnum - 1) * randnum2) + 1;
  } while (rand1 == useRand);
  useRand = rand1;
  document.randimg1.src = images[useRand].src;
  if (useRand == rand2) {
    rand2 = rand2 + 1;
    if (rand2 > 10) {rand2 = 5;}
  }
  document.randimg2.src = imagesm[rand2].src;
}