function toggleVisibility(controlId) {
	if (document.getElementById) { // DOM3 = IE5, NS6
		var control = document.getElementById(controlId);
		if(control.style.display == "inline" || control.style.display == "")
			control.style.display = "none";
		else
			control.style.display = "inline";        
	}
	else {
		if (document.layers) { // Netscape 4
			if(document.controlId.display == "inline" || document.controlId.display == "")
				document.controlId.display = "none";
			else
				document.controlId.display = "inline";        
		}
		else { // IE 4
			if(document.all.controlId.style.display == "inline" || document.all.controlId.style.display == "")
				document.all.controlId.style.display = "none";
			else
				document.all.controlId.style.display = "inline";        
		}
	}
}