Template:Documentation/preload

In this first paragraph, add a brief description of what this template does, where it is used, etc.

Usage
param1

The equals sign for named parameters needs to be escaped with. Then, describe what each parameter does:


 * Does this.
 * Does this.


 * Does that.
 * Does that.


 * (optional)
 * Does something else.
 * Default value: foo

Examples
Add some examples covering all the use cases of this template. The sentence "" will automatically appear at the end of the page, you don't have to add it yourself.