var revert = new Array();
var inames = new Array('silk','antias', 'cissy', 'mobius','pneb','oasis', 'acelero', 'ssl', 'acs', 'martini', 'meetings', 'lendlease', 'ords', 'eraring', 'transgrid', 'horizon', 'donington', 'austraders', 'candalepasassociates', 'cityofsydneyweb', 'lendleasecard', 'gth', 'bonnyrigg', 'lendleaseads', 'ordsads', 'consolo', 'roughwater', 'fourhats');

// Preload
if (document.images) {
  var flipped = new Array();
  for(i=0; i< inames.length; i++) {
    flipped[i] = new Image();
    flipped[i].src = "images/"+inames[i]+"2.jpg";
  }
}

function over(num) {
  if(document.images) {
    revert[num] = document.images[inames[num]].src;
    document.images[inames[num]].src = flipped[num].src;
  }
}
function out(num) {
  if(document.images) document.images[inames[num]].src = revert[num];
}