Make a new layer.
Select - Modify - Contract - 2 pixels.

Select the Linear Gradient Tool:
Foreground colour Hex#{00,69,B3}, background colour = White.
Fill your selection going from the top to the bottom of your selection.
Your image should now look like fig. 9.

Figure 9

Now select black as your foreground colour.
Edit - stroke - 1 pixel - inside - opacity=100% - Mode=Normal.

Keep your selection. Make a new layer - call it highlight.

Select the Rectangular Marquee Tool.

Hold down the Alt-key and select the lower half of your selection.
Your selection should now look like fig. 10.

Figure 10

Select - Modify - Contract - 3 pixels.
Select - Modify - Smooth - 2 pixels.

Select the Linear Gradient Tool.
Foreground colour = White and Background colour = Blue (Hex# 00,69,B3).
Hold down the Shift-key and fill your selection starting at the top of your selection and ending 1-2 pixels below the selection. Your image should now look like fig. 11.

Figure 11

Deselect (Ctrl + D). Select the Move Tool and move the highlight layer 1 pixel up by hitting the up-arrow-key once.

Figure 12

Select Modify - Contract - 4 pixels.

Select white as your foreground colour, select the Linear Gradient Tool, and set the Gradient = Foreground to Transparent (in the Linear Gradient Options window on the upper right side of your screen). Hold down the Shift key and fill your selection going from the bottom to the top.

Figure 13

Deselect (Ctrl + D). I turned down the opacity on the hightlight 2 layer to 56.

On my final image I added some inset lines, scanlines, and text with a bit drop shadow to make the plastic look more realistic. (Effects - Drop Shadow - Mode: Multiply, Opacity: 56, Angle: 120, Distance: 4, Blur: 4).