Release the mouse button. Click -L to select the option. While holding down the left mouse button, drag the highlight to cover the selection. Hold down the left mouse button and drag the highlight to cover the selection. Release the mouse button.
Works lists all open files in the Window menu.
The file you are working on, known as the active file, is also listed in the title bar. You may not be able to see your other files. Don't worry, if you want to see another file, just select the filename from the Window menu. The cursor will stay where it was before you clicked on the scroll bar. If you want to move the cursor, just click the Left mouse button where you want it to appear.