GUI designers' predilection for control is evident in applications that continually attempt to control user navigation by graying and blackening menu items or controls within an application.

设计者倾向于控制程序是显而易见的，在程序中通过使菜单项和控件变灰或变黑，不断的试图控制用户的走向。

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Around the front is a small LCD screen, four-directional navigation control with central button and two more, marked play and menu.

ENGADGET: Zoom Q2HD Handy Video Recorder lets you stream and record on the move, we go hands-on