Template:Google/doc

Usage
Creates a Google search link for the supplied term. By default, the search link is for the name of the page it is put on, if no term is provided. It is strongly recommended (but not required) that you SUBST: this template.

Site-specific search
You can use the  parameter to search on a specific Web site. You may prefer Google custom or Google wikipedia because they yield a cleaner search form, without the  parameter cluttering the input field.