function closeAllMenus()
{

   if (!(document.all || document.getElementById)) return;

var loop = 0;
var the_layer = '';

   for (loop = 0; loop < closeAllMenus.arguments.length; loop++)
   {
   argument = closeAllMenus.arguments[loop];

   the_layer = getDOM(the_layer, argument);
   the_layer.display = 'none';
   }

}

function expandCollapse(the_block)
{

   if (!(document.all || document.getElementById)) return;

var the_layer = getDOM(the_layer, the_block);

   if (the_layer.display == 'none')
   {
   the_layer.display = 'block';
   }
   else
   {
   the_layer.display = 'none';
   }

}

function getDOM(the_layer, div_id)
{


   if (document.getElementById)
   {
   the_layer = document.getElementById(div_id).style;
   }
   else if (document.all)
   {
   the_layer = document.all(div_id).style;
   }

return the_layer;
}