function showSearchExt()
{ 
  ctrl=document.getElementById('sa');
  if ( ctrl.style.display=='none' ) ctrl.style.display = "";
  else ctrl.style.display = "none";
}
function showForm(val)
{ 
  for (i=1;i<3;i++)
    {
	  if ( i!=val )
	   {
	    ctrl=document.getElementById('search'+i);
	    ctrl.style.display='none';
	    ctrl=document.getElementById('ans'+i);
		ctrl.style.fontWeight='';
	   }	  
	} 
  ctrl=document.getElementById('search'+val);
  ctrl.style.display = '';
  ctrl=document.getElementById('ans'+val);
  ctrl.style.fontWeight='bold';
  Set_Cookie( 'searchForm', val, '', '/', '', '' );
}