---
schema_version: "1"
id: d2ee11910388a2116ab45af24b2a3be3570cc3a9ca974dd7b6ef9c1e7d94c7aa
title: HTTPHeader Object Utility Functions
collection: developer
version: current
locale: en-us
portal_url: https://docs.salesforce.com/developer/current/en-us/marketing-cloud/guides/mc-programmatic-content/ssjs_utilitiesImpressionRegion.md
canonical_url: https://developer.salesforce.com/docs/marketing/marketing-cloud/guide/ssjs_utilitiesImpressionRegion.html
source_site: developer.salesforce.com
content_type: documentation
content_hash: e08550271289b607de7323d6a86935c0a8729f74d0a7998ea39d6ce685bc9cbc
products:
  - Marketing Cloud Engagement APIs and Programmatic Languages
  - Marketing Cloud
---
# HTTPHeader Object Utility Functions

Use these functions to create impression regions within content areas.

## Load

In your Server-side JavaScript code, first load the core library using this syntax:

```
Platform.Load("core","1");
```

Use the associated sample code as models to construct your own Server-side JavaScript code.