Function startElapsedTimer

startElapsedTimer(
    serverNow: number,
    serverStart: number,
    elementId: string,
    dontRun: number,
): void
Displays and updates an elapsed time counter in an HTML element.
Parameters
- serverNow: number
  Server time now (Unix timestamp in seconds)
- serverStart: number
  Server time when test started (Unix timestamp in seconds)
- elementId: string
  ID of the HTML element to update
- dontRun: number
  If truthy, display initial time but don't start the timer
Returns void
- Defined in modules/review/utils/elapsed_timer.ts:17