function dsp(loc){

   if(document.getElementById){

   	var foc=loc.firstChild;

      foc=loc.firstChild.innerHTML?

         loc.firstChild:

         loc.firstChild.nextSibling;

      foc.innerHTML=foc.innerHTML=='+'?'-':'+';

      foc=loc.parentNode.nextSibling.style?

         loc.parentNode.nextSibling:

         loc.parentNode.nextSibling.nextSibling;

      foc.style.display=foc.style.display=='block'?'none':'block';
   }
}  



//If we can't use getElementByID - just make sure the content is permanently visible.
if(!document.getElementById)

   document.write('<style type="text/css"><!--\n'+

      '.dspcont{display:block;}\n'+

      '//--></style>');