var LayerActivo="";

//::::::::: MUESTRA y OCULTA CAPAS :::::::::

function MuestraLayer(NombreLayer)
{
  var elLayer=eval(NombreLayer);
  
  OcultaLayer(LayerActivo);
  LayerActivo=NombreLayer;
  if(elLayer)
  {
    elLayer.style.pixelTop=document.body.scrollTop+65;
    elLayer.style.visibility='visible';
  }
}

function OcultaLayer(NombreLayer)
{
  var elLayer=eval(NombreLayer);
  LayerActivo="";
  if(elLayer)
     elLayer.style.visibility='hidden';
}
//==========================================


//::::::::: ILUMINA/ACLARA imagenes :::::::::
OpacityON=100;
OpacityOFF=50;
function ImgON(img)
{
	SetOpacity(img, OpacityON);
}

function ImgOFF(img)
{
	SetOpacity(img, OpacityOFF);
}

function SetOpacity(obj, op)
{
	obj.style.opacity=op/100;
	obj.style.filter='alpha(opacity=' + op + ')';
}
//==========================================


function add2favoritos(){
if (document.all)
  window.external.AddFavorite(location,document.title);
}


//==============================================