Ratel - Usage
To work on an existing SRX document:
1. Select Open in the File menu, and select the document to open.
2. Select the group of rules to modify in the Language rules currently displayed list box.
3. Use the Edit button to edit a selected rule, or the Add button to create a new one.
You can arrange the order of the rules with the Move Up and Move Down buttons.
4. Select Save in the File menu to save your modifications.
You can also use the Clipboard to transfer the full set of rules back and forth between an external application and the editor. Use the Load from Clipboard and Copy to Clipboard commands in the File menu for this.