function MostrarDiv(id)
{
    document.getElementById(id).style.display = "block";
}

function MostrarDivInBlock(id)
{
   document.getElementById(id).style.display = "";
}

function OcultarDiv(divId, anchorId)
{
    var DivVisible = (document.getElementById(divId).style.display != "none");
    document.getElementById(divId).style.display = DivVisible ? "none" : "block";
    document.getElementById(anchorId).className = DivVisible ? "mostrar" : "ocultar";
}
function CerrarDiv(id)
{ 
    document.getElementById(id).style.display = "none";  
}
function mostrardiv(id) { MostrarDiv(id); }
function cerrar(id) { CerrarDiv(id); }