Popup: Make it work as a widget on its own. Fixes #5742.
Popup: Make it work as a widget on its own. Fixes #5742.

arschmitz/jquery-mobile,startxfr/jquery-mobile,arschmitz/uglymongrel-jquery-mobile,arschmitz/jquery-mobile,arschmitz/jquery-mobile,startxfr/jquery-mobile,arschmitz/uglymongrel-jquery-mobile,startxfr/jquery-mobile,arschmitz/uglymongrel-jquery-mobile,hinaloe/jqm-demo-ja,hinaloe/jqm-demo-ja,hinaloe/jqm-demo-ja