Save bank to webstorage / load bank from webstorage
"expression: BankToString" could transfer all bank date to JSON string, then write this string to webstorage.
"action: Load bank from JSON string" could load bank from JSON string picked above step.
This flow is the same as sprite bank plugin.
<img src="http://i1081.photobucket.com/albums/j352/rexrainbow1/file-6.png" border="0" />