<tr><td>c</td><td> toggle the control panel</td></tr>\
<tr><td>Left, PgUp,swipe left</td><td> previous step</td></tr>\
<tr><td>Right, PgDown, Space, swipe right</td><td> next step</td></tr>\
<tr><td>c</td><td> toggle the control panel</td></tr>\
<tr><td>Left, PgUp,swipe left</td><td> previous step</td></tr>\
<tr><td>Right, PgDown, Space, swipe right</td><td> next step</td></tr>\