function get_class(obj) {	// Returns the name of the class of an object
	// 
	// +   original by: Ates Goral (http://magnetiq.com)
	// +   improved by: David James

	if (obj instanceof Object && !(obj instanceof Array) &&
		!(obj instanceof Function) && obj.constructor) {
		var arr = obj.constructor.toString().match(/function\s*(\w+)/);

		if (arr && arr.length == 2) {
			return arr[1];
		}
	}

	return false;
}