the following script is in my page. Anyone know what it is and what it does?
************************************************** *********
«!-- GOOGLE AD SKYSCRAPER --»
«center»
«script language="JavaScript"»
«!--
google_ad_client = 'pub-9195629711803013';
google_ad_width = 120;
google_ad_height = 600;
google_ad_format = '120x600_as';
// --»
«/script»
«script language="JavaScript"
src="http://pagead2.googlesyndication.com/pagead/show_ads.js"»
«/script»
«/center»