rankingCoach Glossary

Hyphen & underscore

When creating and naming web pages, it is important to take certain factors into consideration. These include the difference between hyphens and underscores. Google treats hyphens in URL's as word separators, but does not treat underscores as word separators. This must be taken into account when creating new URL's. Renaming existing URL's usually has a negative effect on the achieved search engine ranking. read full article

Hallway Page

The hallway page is an input page that contains links to a doorway page or other intermediate distribution pages. If the Google Spider hits a hallway page and follows the links to the doorway page, it will be indexed. However, search engines punish such manipulative attempts. read full article


Header is the upper area of an HTML document. This is where all of the important information regarding the representation of the page and the content is defined and documented. Header information gives the browser information about how a web page is to be displayed. Content in the header that is important for the search engine optimization is mainly the title and meta description (description of the content). read full article


The term "hijacking" is English and means a kidnapping or theft. In the context of search engine optimization, hijacking is designated as the take-over of a domain or user account, frequently through the use of suspect or illegal means. Copying third party content in parts or wholly is also referred to as content hijacking. The PageRank of a page can also be taken over by means of hijacking by being redirected to one's own domain. read full article


The term hits (Hyperlink Induced Topic Search) refers to an algorithm that explores relevant web pages during a search in terms of their incoming link. With this reference-guided topic search, not only is the sum of the links evaluated, but also the source of the links according to their relevance for the search query. read full article


The main page of a website is referred to as the homepage. In everyday word usage, the term homepage has wrongly been characterized as the designation for the entire website. read full article


In addition to AltaVista, HotBot was one of the most popular search engines in the late 1990s. In 1996, it was launched as a special service for online readers of the Wired magazine. Operation of the HotBot web crawler was discontinued in 2002. read full article


HTML stands for Hypertext Markup Language and is a language for describing the content of web pages. HTML documents can be created and edited with any popular text editor. In addition to the text to be transferred, HTML documents contain the corresponding HTML commands, such as formatting information and links. The basic structure of an HTML document is always the same and looks like the following: HTML HEAD TITLE /TITLE /HEAD BODY /BODY /HTML read full article


The next version of XHTML and HTML 4.01 will be HTML5 (as of May 2012). The markup language will be used for the structuring and mark-up of web pages and is already included in the latest versions of the browsers Firefox and Internet Explorer. read full article

HTML tags

A tag is a group of commands in HTML with which the browser communicates additional information about the display of content. Tags are used in pairs. The open tag denotes the start of the command and the close tag ends the command. read full article


Electronic references to a web page are known as hyperlinks or links for short. Hyperlinks are frequently marked by colors, underlines or other text formatting. The link is a cross-reference to a topic, another web page or another point in the text, which makes the jump to a different location possible without additional searching. read full article