var html = '';
html += '
';
if( typeof sysBoxRif == 'undefined'){
sysBoxRif = '#sys-box'
}
console.log(sysBoxRif);
window.addEventListener("load", (event) => {
console.log("page is fully loaded");
var box = document.querySelector(sysBoxRif);
box.insertAdjacentHTML(
'afterbegin',
html
);
});