api-docs/docs/browser-tracker/markdown/browser-tracker.browsertracker.crossdomainlinker.md
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[Home](./index.md) > [@snowplow/browser-tracker](./browser-tracker.md) > [BrowserTracker](./browser-tracker.browsertracker.md) > [crossDomainLinker](./browser-tracker.browsertracker.crossdomainlinker.md)
## BrowserTracker.crossDomainLinker property
Enable querystring decoration for links passing a filter
<b>Signature:</b>
```typescript
crossDomainLinker: (crossDomainLinkerCriterion: (elt: HTMLAnchorElement | HTMLAreaElement) => boolean) => void;
```