Thus, if a user delegates user B as a delegate to receive and handle incoming instant messages, the universal notification component 504 can provide notification to the user upon acceptance or approval of {HEAD ~ the instant message session} being delegated to {TAIL ~ user B} 
delegated to
Thus , if a user delegates user B as a delegate to receive and handle incoming instant messages , the universal notification component 504 can provide notification to the user upon acceptance or approval of { HEAD ~ the instant message session } being delegated to { TAIL ~ user B }
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