<div class="helpdiv" id="history_length"> FSI TouchZoom is an HTML5 and Javascript based tool adding image zoom to touch enabled devices like iOS. When pinch zooming into a website containing single source images provided by FSI Server, the images will be displayed in the resolution matching the current magnification. <br/><br/><strong>Supported devices:</strong><br/> iPad (1-3), Android 4.x based devices, Windows 8 with Internet Explorer 10 and touch device, Mac OS with touch device. <br/><br/> <strong>Notes on Internet Explorer:</strong><br/> In order to make FSI TouchZoom work, Internet Explorer must run in IE8 quirks, IE9 or higher quirks or standards mode. You can ensure that by adding an X-UA-Compatible meta tag to the head section of your web page, for example: <br/>&lt;meta http-equiv="X-UA-Compatible" content="IE=Edge,chrome=1"&gt; </div>