function menu_onover(objTd) {
  objTd.className = "td_menu_o"
}

function menu_onout(objTd) {
  objTd.className = "td_menu"
}

if (document.images)
{
                    
  var btn_consultar_n = new Image();
  
  var btn_consultar_o = new Image();
                    
  btn_consultar_n.src = "img/btn_consultar_n.gif";
                    
  btn_consultar_o.src = "img/btn_consultar_o.gif";


  function over(imgName)
  {
    if (document.images) 
    {
      var image = imgName
      for (i=0; i<10; i++) {
        image = image.replace(i, "")
        image = image.replace(i, "")
      }
      document.images[imgName].src = eval(image + "_o.src");
    }
  }

  function out(imgName)
  {
    if (document.images)
    {
      var image = imgName
      for (i=0; i<10; i++) {
        image = image.replace(i, "")
        image = image.replace(i, "")
      }
      document.images[imgName].src = eval(image + "_n.src");
    }
  }

  function over_input(imgName)
  {
    var image = imgName
    var i = 0
    for (i=0; i<10; i++) {
      image = image.replace(i, "")
      image = image.replace(i, "")
    }
    eval("var " + imgName + "_o = new Image();")
    eval(imgName + "_o.src = 'img/" + image + "_o.gif';")
    eval("document.all." + imgName + ".src = " + imgName + "_o.src;")
  }
	
  function out_input(imgName)
  {
    var image = imgName
    var i = 0
    for (i=0; i<10; i++) {
      image = image.replace(i, "")
      image = image.replace(i, "")
    }
    eval("var " + imgName + "_n = new Image();")
    eval(imgName + "_n.src = 'img/" + image + "_n.gif';")
    eval("document.all." + imgName + ".src = " + imgName + "_n.src;")
  }  
}