Question about AssetsManager

I’am trying to use AssetsManager… and i have some questions

they say that the resources from the server will be downloaded at this path

var StoragePath = jsb.fileUtils.getWritablePath() + the "key" in the assetManagers' assets

this key here :

so how should i load this js files so that i can use it in my game?
is it like this?

cc.loader.loadJs ([ "Scripts/xxx.js" ], function () { 
      //run script
}); 

and how can i use the “SearchPaths” in the project.manifest file?

please help thanks need it for my company hehe :blush: