Please solve crossword match with definition

Google Partners The language of Search Engine Optimization Are you an SEO pro? See how many key terms you can complete o TEXT Search DOWN 1 A program that browses and indexes web content for search engines (7) 2 A word or phrase that describes an image, displayed when the image is not loaded (3,4) 4 The term for the page that is being linked to from another page (11.4) 5 A snippet of text in a website's code, which is used to describe that webpage in search results (4,11) 7 A listing's position in search results (7) 8 A set of rules used by computers to solve problems (9) 10 Legitimate SEO tactics that optimize web pages for people (5.3) 11 The header of a webpage as indicated in the HTML (57) ACROSS 3 Deceptive SEO tactics that optimize for search engines, not people (5,3) 6 The practice of making changes to web pages or content to improve visibility (6,6,12) 9 Techniques used by some sites to cheat their way to the top of search results (4) 12 Links from one page to another page within the same website (8,5) 13 The clickable text that forms part of a hyperlink (6,4) 14 A list of all the web pages that make up your site (3,7) 15 A short list of words that describe the content of a webpage (4,8)