function searchFocus(target){
  if(target.value === '') target.style.background = '#fff';
  
  
}

function searchBlur(target){
  if(target.value === '') target.style.background = 'none';
}

$(function(){
  $('#main_nav td').hover(
    function(){
      $('ul', this).show();
    },
    function(){
      $('ul', this).hide();
    }
  );
  
  
  try {
    $('.preview').useZoom({zoomerLocation: $('#wrap_all')});
  }
  catch(e){}
  
})