/*
Function for displaying hidden elements
*/
function showCont(box) {
   	if (document.getElementById) {
   		document.getElementById(box).style.visibility="visible";
   	} else {
   		if (document.layers) { 
   			document.layers[box].visibility='show';	
   		} else { 
   			document.all[box].style.visibility='visible';
   		}
   	}
}	

/*
Function for hiding displayed elements
*/
function hideCont(box) {
   	if (document.getElementById) {
   		document.getElementById(box).style.visibility="hidden";
   	} else {
   		if (document.layers) { 
   			document.layers[box].visibility='invisible';	
   		} else { 
   			document.all[box].style.visibility='hidden';
   		}
   	}
}