Direct Dial Widget; The Voice Call Screen - Acer Liquid Jade Z User Manual

28 - Making calls
Simply tap and hold 0+ on the onscreen number pad until + appears
onscreen.
Important
International call rates can vary greatly depending on the country you
are calling and your network provider. We suggest you check all call
rates with your network provider, to avoid excessive bills. If you are
using your smartphone abroad, roaming charges will apply. Consult
your network provider for roaming rates specific to the country you are
visiting before you leave.

Direct dial widget

You may add a direct dial widget for a contact on your Home screen.
Open the Apps menu, then tap the Widgets tab. Tap and hold Direct
dial and you will be able to place the widget on your Home screen.
Once placed, you will be able to select a contact to associate with that
particular widget on your Home screen.

The voice call screen

You can minimize the call window to appear as a movable dialog
instead of a whole screen by tapping the
this "floating" dialog box as the default voice call screen. To do so,
open the Notification area and tap the down arrow to display more
Quick Settings options(see Notification and status area on
icon. You can even set