<!DOCTYPE html> <html> <head> <title>OpenSeadragon Basic Demo</title> <script type="text/javascript" src='../../build/openseadragon/openseadragon.js'></script> <script type="text/javascript" src='../lib/jquery-1.9.1.min.js'></script> <style type="text/css"> .openseadragon1 { width: 800px; height: 600px; } </style> </head> <body> <div> Turn debug mode on and off after viewer has been created. <button onclick="debugModeOn()">Debug Mode On</button> <button onclick="debugModeOff()">Debug Mode Off</button> </div> <div id="contentDiv" class="openseadragon1"></div> <script type="text/javascript"> var viewer = OpenSeadragon({ // debugMode: true, id: "contentDiv", prefixUrl: "../../build/openseadragon/images/", tileSources: "../data/testpattern.dzi", showNavigator: true, debugMode: true }); function debugModeOn() { viewer.setDebugMode(true); } function debugModeOff() { viewer.setDebugMode(false); } </script> </body> </html>