Other data structures
n JSString - JS_NewString, JS_GetStringChars
n JSClass - JS_GetClass, JS_InstanceOf
n JSPrincipals - JS_CompileUCScriptForPrincipals
n Error Handling - JS_ReportError, JS_SetErrorReporter
n Arrays - JS_NewArrayObject, JS_SetArrayLength
n JSBool
n JSType - JS_TypeOfValue, JS_GetTypeName