yeah, it is located - E:\pzmap_offline_20150225\maps\SurvivalL0 Hm, that's strange. Can you enable the javascript console (F12 I think) and reload the index.html and check what it says? XMLHttpRequest cannot load file:///E:/pzmap_offline_20150225/openseadragon.min.js?_=1427374229424. Cross origin requests are only supported for protocol schemes: http, data, chrome, chrome-extension, https, chrome-extension-resource.jquery-1.9.1.js:8526 jQuery.ajaxTransport.sendjquery-1.9.1.js:7978 jQuery.extend.ajaxjquery-1.9.1.js:7614 jQuery.each.jQuery.(anonymous function)jquery-1.9.1.js:8104 jQuery.extend.getScriptpzmap.js:841 (anonymous function)jquery-1.9.1.js:1037 jQuery.Callbacks.firejquery-1.9.1.js:1148 jQuery.Callbacks.self.fireWithjquery-1.9.1.js:433 jQuery.extend.readyjquery-1.9.1.js:103 completed