title: Xubuntu 14.04 How to use two keyboard shortcuts to change keyboard layout
body: <p>I was used to have two keyboard layouts Czech and English. But when I wanted to type any character from another keyboard layout I didn't want to change the whole layout. So I like to press just  and while pressing  the layout is switched. On the other hand when I write longer text I wat to switch layout with </p>
  
  <p>How to achieve double key for switch keyboard layout?
  One key while pressed and the other one toggle change.</p>