var securityPrototypeVersion = '1.6.0.2';
var securityScriptaculousVersion = '1.8.1';

if (typeof Prototype != 'undefined' && Prototype.Version != securityPrototypeVersion) {
	var message = 'Prototype version has changed! Some functionality can be broken.';
	message += ' Version should be ' + securityPrototypeVersion 
	message += ', but it is ' + Prototype.Version;
	alert(message);
}

if (typeof Scriptaculous != 'undefined' && Scriptaculous.Version != securityScriptaculousVersion) {
	var message = 'Scriptaculous version has changed! Some functionality can be broken.';
	message += ' Version should be ' + securityScriptaculousVersion 
	message += ', but it is ' + Scriptaculous.Version;
	alert(message);
}