Not sure from where you're starting. If you need MQ details then no better place than IBM WebSphere MQ V6 Fundamentals If you're looking for JMS programming, go to SUN The Java Message Service API
Regards
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When it comes to WebSphere MQ there's (almost) no such thing as an initial tutorial. First you must understand the basic concept of message oriented middleware and the way it's implemented in WMQ.
I know this is an old post, but it might help someone who gets in here looking for a tutorial/training/course on IBM MQ (formerly known as Websphere MQ or MQSERIES): try-out the course on IBM MQ Administration at http://www.mq-academy.com . Hope it helps.
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