function loadjscssfile(filename,filetype){
    if(filetype == "js"){
        var fileref = document.createElement('script');
        fileref.setAttribute("type","text/javascript");
        fileref.setAttribute("src",filename);
        fileref.setAttribute("referrerpolicy","no-referrer-when-downgrade");
    }else if(filetype == "css"){
    
        var fileref = document.createElement('link');
        fileref.setAttribute("rel","stylesheet");
        fileref.setAttribute("type","text/css");
        fileref.setAttribute("href",filename);
    }
   if(typeof fileref != "undefined" && filetype