function loadOMOImages(v) {
 // Preload swap images into visiting page, avoid delay
 if(v==1) {
  MM_preloadImages('../images/eng/s1_over.gif','../images/eng/s2_over.gif','../images/eng/s3_over.gif','../images/eng/s4_over.gif');
 } else {
  MM_preloadImages('../images/gb/s1_over.gif','../images/gb/s2_over.gif','../images/gb/s3_over.gif','../images/gb/s4_over.gif');
 }
}