/* ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ */
function avencomShow(object)
{

     if (document.all && document.all[object]) {
         document.all[object].style.visibility = 'visible';
     }
     else if (document.layers && document.layers[object] != null) {
         document.layers[object].visibility = 'visible';
     }
     else if (document.getElementById && (document.getElementById(object) !=null))
     {
        document.getElementById(object).style.visibility = 'visible';
     };
}
/* ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ */
function avencomHide(object)
{
     if (document.all && document.all[object]) {
         document.all[object].style.visibility = 'hidden';
     }
     else if (document.layers && document.layers[object] != null) {
         document.layers[object].visibility = 'hidden';
     }
     else if (document.getElementById && (document.getElementById(object) !=null))
     {
        document.getElementById(object).style.visibility = 'hidden';
     };
}
/* ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ */