function preload() {
  var menuarr = ('home','design','dressmaking','w_dresses','samples','testimonials','about','contact');
  var preload = new Array();

  if (document.images)
    for ( i = 0; i < menuarr.length; i++ ) {
      preload[i] = new Image(150,30);
      preload[i].src = 'images/' + menuarr[i] + '_p.png';
    }
  return;
}

function over(x) {
  x.attributes['class'].value = 'menu_mo';
  return;
}
function out(x) {
  x.attributes['class'].value = 'menu';
  return;
}
function swap(img,act) {
  var x;
  if (act == 'over')
    x = 'images/' + img + '_p.png';
  else
    x = 'images/' + img + '.png';

  if (document.images)
    document.images[img].src = x;
}