The first thing to do when liquid meets electronics is to remove the power supplies (the mains lead AND the battery) as swiftly as possible, and turn the thing upside down so the majority of the liquid exits the same way it went in.
Rip the power lead out and eject the battery, then shake the laptop vigorously upside down. REMOVE THE HARD DRIVE TO PRESERVE YOUR DATA TOO!!!
Don't use salt to soak up moisture, it will rot your circuits!!
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