//script that adds tags to zoomin content
document.addEventListener("ZMSetMetadata", function (event) {
    const appendMetaTagToHeader = function (metaTagName, metaTagContent) {
        var metaTag = document.querySelector('meta[name="' + metaTagName + '"]'); 
        if (!metaTag) { 
          metaTag = document.createElement('META'); 
          metaTag.setAttribute("name", metaTagName);
        } 
        metaTag.setAttribute("content", metaTagContent); 
        document.head.appendChild(metaTag);
    } 
    //zominPrefix: leave blank if you want to remove the prefix, e.g. var zoominPrefix = '';    
    var zoominPrefix = '';   
    var titleElName = zoominPrefix + 'guidename'; 
    appendMetaTagToHeader(titleElName, event.detail.bundleTitle);
    appendMetaTagToHeader('description', event.detail.description); 
    appendMetaTagToHeader('robots', event.detail.robots);
});