Method for realizing instant message communication

The present invention relates to a method of instant messaging, comprising the steps of: setting a priority level log; login requesting a first terminal; logon checks to see if another access mode, the comparator is the current access mode whether log higher, the higher the exit if other access log, log and complete, or complete sign directly; the first terminal requesting an instant message sent to the second terminal; determining whether the other user has logged , the instant message is then sent to another user, temporary or instant messaging system, and ends the operation. In the present invention, the user can according to their needs in any one or more access log systems, and the original login state control; and adapting the instant messaging contacts according to the terminal capability, the terminal capability is eliminated because some can not get an instant message or identify the cause of the defect.