 	/* wait */
 
 	/// If optional parameter forSeconds is not provided, use DISPATCH_TIME_FOREVER
-	func wait(seconds: Double = 0.0) {
+	public func wait(seconds: Double = 0.0) {
 		if seconds != 0.0 {
 			let nanoSeconds = Int64(seconds * Double(NSEC_PER_SEC))
 			let time = dispatch_time(DISPATCH_TIME_NOW, nanoSeconds)

			}
		}
	}
}

	/* cancel */

	public func cancel() {
		dispatch_block_cancel(block)
	}
	
