### Mouse interaction with gnuplot canvas

Mouse movement Track mouse coordinates Left-click Mark current coordinates on plot
| Toggle grid lines (if present)
| Unzoom (restores original plot)
| Rezoom
1 | Display/Hide plot #1
| Zooming Firefox - Click and drag with right mouse button Opera - Mouse buttons are problematic. To zoom you must set the middle-button mode to "Gestures". Click and release the middle button once to select one corner of the zoom box; then click a second time in the same place and drag to define the other corner. Safari - Untested IE - Untested