Foxit PDF SDK for Web

// Add the script below to your javascript file to initialize the viewer
// Replace "window.demoLicenseKey" with your license key
// And replace 'doc' with the path to the PDF file you wish to load

<script>
    var docViewerId = 'docViewer';
        $(document).ready(function(){ 
            var optionsParams = {
                language: window.getLanguage(),
                toolbarConfig: window.toolbarConfig,
                fontUrl: 'http://webpdf.foxitsoftware.com/webfonts/',
                licenseKey: window.demoLicenseKey,
            };
            WebPDF.ready(docViewerId, options, false).then(function(){
                openDocument();
            });
            function openDocument(){
                var fileurl = WebPDF.baseUrl + 'doc';
                var openFileParams = {
                    url: fileurl,
                    fileId: fileurl
                };
WebPDF.ViewerInstance.openFileByUri(openFileParams).catch(function(error) {
                    console.log(error);
              });}
          });
</script>