function changeCaption(str) {
   var pw = top;
   if (top.location.href != parent.location.href && parent.location.href.indexOf('proghome') == -1) {
	pw = parent;
	}

   var out = pw.frames[0].document.getElementById('curpage');
   out.innerHTML = '<hr color="#E020E0">' + str + '<hr color="#E020E0">';
   }

function drop(targetId)
{ 
       target = document.all( targetId );
       if (target.style.display == 'none') {
           target.style.display = "" ;
       } else {
           target.style.display = "none";
       }
}