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To show/hide the Layer Control, the user can click on the arrow (<<) on the top bar of the panel or can click on the Toggle Layer Control On/Off button on the main toolbar. The frame size of the panel can be adjusted by moving the cursor to the edge of the panel then hold LMC and move moving the cursor.
To show on/off each layer by checking turning on the checkbox of each layerRMC on the empty area inside the Layer Control panel to display a number of options for to turn on/off the layers as shown in Figure 2/off the light bulb on each layer, when selecting each layer (LMC on the layer), the attribute of the selected layer will be displayed at the bottom of the panel. For example, for grid layer, will show the grid nodes dimension.
RMC on each selected layer in the Layer Control to have options. For example, Figure 32 shows LMC options for a selected grid layer.
The number of options from RMC on each selected layer is different. However, there are some same options for all layers as Turn All Layer Off, and Turn All Layer On.
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Figure 1 Layer Control panel.
Anchor Figure 32 Figure 32 
Figure 2 RMC options in the Layer Control panel for turn on/off layers.Anchor Figure 3 Figure 3
Figure 3 RMC options for grid layer.
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