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There are a number of ways to compare 2 messages depending on which tool you are in.1)
From the Message Editor window.
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- Use the "L" and "R" buttons in the button bar to send the current message to either the left, or right, compare window
- Click and Drag a message to the desired compare window by clicking down and holding the the left mouse button on the area of the message window to the left of the line numbers
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From the compare window
- Press the button on one of the compare Window's scroll bar to copy the currently displayed message into the Compare Window's display
From HL7 SQL and Sql Loader tools
- Select 2 items in the query results list, right-click and select the "Compare Messages" option (see below)