var ns4,ie4,nn6;  
ns4 = document.layers;  
ie4 = document.all;  
nn6 = document.getElementById && !document.all; 

function hideObject(id) {
	if (document.getElementById)
		var object = document.getElementById(id);
	else if (document.all)
		var object = document.all[id];
	else if (document.layers)
		var object = document.layers[id];      
	if (ns4) {  
	 object.visibility = "hide";  
	}  
	else if (ie4) {  
	 object.style.visibility = "hidden";  
	}  
	else if (nn6) {  
	 object.style.visibility = "hidden";  
	}  
}

function showObject(e,id) { 
	
	if (document.getElementById)
		var object = document.getElementById(id);
	else if (document.all)
		var object = document.all[id];
	else if (document.layers)
		var object = document.layers[id];      
	if (ns4) {  
	 object.visibility = "show";  
	 object.left = e.pageX-10;  
	 object.top = e.pageY-10;  
	}  
	else if (ie4) {  
	 object.style.visibility = "visible";  
	 object.style.left = e.clientX-10;  
	 object.style.top = e.clientY-10;  
	}  
	else if (nn6) {  
	 object.style.visibility = "visible";  
	 object.style.left = e.clientX-10;  
	 object.style.top = e.clientY-10;  
	}  
}