{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 is located at &url.overLib;. As of Smarty version 2.1.2, overLib does NOT come with the release. Download overLib, place the 'overlib.js' file under your document root and supply the relative path to this file as the "src" parameter to {popup_init}. {* popup_init must be called once at the top of the page *} {popup_init src="/javascripts/overlib.js"} ]]>