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create guid by js
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| //http://stackoverflow.com/questions/105034/create-guid-uuid-in-javascript | |
| function guid() { | |
| function s4() { | |
| return Math.floor((1 + Math.random()) * 0x10000) | |
| .toString(16) | |
| .substring(1); | |
| } | |
| return s4() + s4() + '-' + s4() + '-' + s4() + '-' + | |
| s4() + '-' + s4() + s4() + s4(); | |
| } |
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