{popup} is an integration of overLib, a library used for popup windows. These are used for context sensitive information, such as help windows or tooltips. {popup_init} must be called once at the top of any page you plan on using the {popup} function. overLib was written by Erik Bosrup, and the homepage/download is located at &url.overLib;. {* popup_init must be called once at the top of the page *} {popup_init src="javascripts/overlib.js"} ]]>