Colours Edit_Single-colour 256

If sign's colour type is Single-colour 256, when select "CUSTOM" colour for text content with editing text or draw image by draw tool, the following colour palette will appear.

Click mouse's left-key on the colour palette to set foreground colour, and click mouse's right-key on the colour palette to set background colour. Click selected colour, and the following ˇ°Colour Editorˇ± box will appear.

User can change colour through clicking mouse on colour, or clicking ˇ°Redˇ± up-down button, or inputting number in ˇ°Redˇ± box by keyboard. Click ˇ°OKˇ± button to save the setting, and click ˇ°Cancelˇ± button to cancel the setting.