var current_dish_image = false
var current_menu_page = 0  

function ie_ver()
// Returns the version of Windows Internet Explorer or a -1
// (indicating the use of another browser).
{
   var rv = -1; // Return value assumes failure.
   if (navigator.appName == 'Microsoft Internet Explorer')
   {
      var ua = navigator.userAgent;
      var re  = new RegExp("MSIE ([0-9]{1,}[\.0-9]{0,})");
      if (re.exec(ua) != null)
         rv = parseFloat( RegExp.$1 );
   }
   return rv;
}

function show_dish_image(idimg)
{
    var price_elt = document.getElementById('menu_price')

    if (im = document.getElementById(idimg)) {
      document.getElementById("instrucciones").style.display = 'none'
      if (!(ie_ver() > 0 && ie_ver() < 7)) {
      document.getElementById('menu_images_mask').style.display = 'block'
      }
      if (current_dish_image) {
        current_dish_image.style.display = 'none'
      }
      current_dish_image = im
      im.style.display = 'inline'
    }

    price_elt.style.top = '380px'
    price_elt.style.left = '380px'

    return false
}

function show_menu_page(page)
{
//    var price_elt = document.getElementById('menu_price')
//    var price_parent = price_elt.parentNode
//    price_parent.removeNode(price_elt)

    var pagerepo = document.getElementById('pagerepo')
    var pageon = document.getElementById('pageon')
    var pageon_cells = pageon.getElementsByTagName('TD')
    var cell1 = pageon_cells[0]
    var cell2 = pageon_cells[1]
    pagerepo.appendChild(pageon.removeChild(cell1))
    var imcont = pageon.removeChild(cell2)
    var newpage = document.getElementById('menu_container_' + page)
    pageon.appendChild(newpage)
    pageon.appendChild(imcont)

//    price_parent.appendChild(price_elt)

    return false
}