/* Browser sensing */
function myshow(elementID)
	  
	{elementID.style.display = "inline";}
	
function myAppear(answer_span, form_id, field_id)
  {
  if ((document.forms(form_id).elements(field_id).value == "") || 				     			     (document.forms(form_id).elements(field_id).value == "") ||(document.forms(form_id).elements(field_id).value == "  "))
    { alert("You must at least make an attempt by typing something into the space provided before we will offer our answer. So type in your best guess and reclick the Feedback button.");
	}

	 else 	  
	  {document.all(answer_span).className = 'appear';}
	  
	  }
	  
function myView(answer_span)
  {
  	  {document.all(answer_span).className = 'appear';}
	  
	  }
	  
function myView2(answer_span1, answer_span2)
  {
  	  {document.all(answer_span1).className = 'appear';
	  document.all(answer_span2).className = 'appear';}
	  
	  }