if (document.images) {
 var reson = new Image()
  reson.src = "images/bt_res_n.gif"
  var resoff = new Image() 
  resoff.src = "images/bt_res_f.gif"
  
  var blogon = new Image()
  blogon.src = "images/bt_blog_n.gif"
  var blogoff = new Image()
  blogoff.src = "images/bt_blog_f.gif"
  
  var b_bt01on = new Image()
  b_bt01on.src = "images/bt_bottom_01_n.gif"
 var b_bt01off = new Image()
  b_bt01off.src = "images/bt_bottom_01_f.gif"
  
  var b_bt02on = new Image()
  b_bt02on.src = "images/bt_bottom_02_n.gif"
 var b_bt02off = new Image()
  b_bt02off.src = "images/bt_bottom_02_f.gif"
  
  
    var lmenu_01on = new Image()
  lmenu_01on.src = "images/buttons/on/menu_01.gif"
 var lmenu_01off = new Image()
  lmenu_01off.src = "images/buttons/off/menu_01.gif"
  
    var lmenu_02on = new Image()
  lmenu_02on.src = "images/buttons/on/menu_02.gif"
 var lmenu_02off = new Image()
  lmenu_02off.src = "images/buttons/off/menu_02.gif"
  
    var lmenu_03on = new Image()
  lmenu_03on.src = "images/buttons/on/menu_03.gif"
 var lmenu_03off = new Image()
  lmenu_03off.src = "images/buttons/off/menu_03.gif"
  
    var lmenu_04on = new Image()
  lmenu_04on.src = "images/buttons/on/menu_04.gif"
 var lmenu_04off = new Image()
 lmenu_04off.src = "images/buttons/off/menu_04.gif"
  
    var lmenu_05on = new Image()
  lmenu_05on.src = "images/buttons/on/menu_05.gif"
 var lmenu_05off = new Image()
  lmenu_05off.src = "images/buttons/off/menu_05.gif"
  
    var lmenu_06on = new Image()
  lmenu_06on.src = "images/buttons/on/menu_06.gif"
 var lmenu_06off = new Image()
  lmenu_06off.src = "images/buttons/off/menu_06.gif"
  
    var lmenu_07on = new Image()
  lmenu_07on.src = "images/buttons/on/menu_07.gif"
  var lmenu_07off = new Image()
  lmenu_07off.src = "images/buttons/off/menu_07.gif"
  
    var lmenu_08on = new Image()
  lmenu_08on.src = "images/buttons/on/menu_08.gif"
 var lmenu_08off = new Image()
  lmenu_08off.src = "images/buttons/off/menu_08.gif"
  

  
     var lmenu_03_01on = new Image()
  lmenu_03_01on.src = "images/buttons/on/menu_03_1.gif"
 var lmenu_03_01off = new Image()
  lmenu_03_01off.src = "images/buttons/off/menu_03_1.gif"
 
     var lmenu_03_02on = new Image()
  lmenu_03_02on.src = "images/buttons/on/menu_03_2.gif"
 var lmenu_03_02off = new Image()
  lmenu_03_02off.src = "images/buttons/off/menu_03_2.gif"
  
    var lmenu_03_03on = new Image()
  lmenu_03_03on.src = "images/buttons/on/menu_03_3.gif"
 var lmenu_03_03off = new Image()
  lmenu_03_03off.src = "images/buttons/off/menu_03_3.gif"
  
  var lmenu_03_04on = new Image()
  lmenu_03_04on.src = "images/buttons/on/menu_03_4.gif"
 var lmenu_03_04off = new Image()
  lmenu_03_04off.src = "images/buttons/off/menu_03_4.gif"
  }  
function inact(imgName) {
	
  if (document.images)
    document[imgName].src = eval(imgName + 'off.src');
}

function act(imgName) {
  if (document.images)
    document[imgName].src = eval(imgName + 'on.src');
}