Undo a previously made move. There is unlimited undo. A complex move, like a drag and drop (called a session) is undone.

Redo a previously undone move. There is unlimited redo. A complex move, like a drag and drop (called a session) is redone.

Undo the last push made on a ball. There is unlimited undo.

Redo the last push made on a ball. There is unlimited redo.

Undo the last move of the man. There is unlimited undo.

Redo the last move of the man. There is unlimited undo.

Back up to the nearest Saved position.

Advance to the nearest Saved position.

Save the current position. The position will be marked with a long tick mark in the NavBar. Next/Previous save position makes it easy to return.

Set the cursor at current position. The cursor shows in the navigation bar as a yellow tick mark. Setting the cursor twice will remove it. See also Export selected moves.

All moves between current position and the cursor are exported to the clipboard as a LuRd string. If the cursor is not set, all moves will be exported.

Import LuRd moves from the clipboard. Moves will be executed from current position as if they where made manually

Undo the last edit operation.

Select Wall drawing. Left click or hold down left and move the mouse to draw. Shift + Left click draws floor.

Select Ball drawing. Left click or hold down left and move the mouse to draw. Shift + Left click draws ball in goal.

Select Floor drawing. Left click or hold down left and move the mouse to draw. Shift + Left click draws floor with goal.

Set the Goal attribute. Left click or hold down left and move the mouse to draw. Floor is changed to floor with goal, ball is changed to ball in goal and man is changed to man in goal. Shift + Left click clears the goal attribute.

Click on a ball or the man and move the object to a new place.

Perform some basic validation of the current level.

Create a new tab. Opens the currently open level with its initial state.

Create a new tab. Opens the currently open level with the same state.

Close current tab.