Need help with template conversation ASAP TODAY!

I need urgent help with a website that I am working on.\\r\\nI have been trying to edit a template, however something has gone wrong.\\r\\n\\r\\nThe template is HTML5/CSS3/JQUERY/JAVASCRIPT template, it has been bought from themeforest.\\r\\n\\r\\nThe problem is if I change the menu structure, the site will not load.\\r\\n\\r\\nI have working on this for some time.\\r\\n\\r\\nThis will be a quick job for someone who is experienced. \\r\\n\\r\\nMore details will be given to the person/company who this job is awarded to.\\r\\n\\r\\nTHIS NEEDS TO BE DONE ASAP/TODAY/IN THE NEXT FEW HOURS. PLEASE ONLY BID IF YOU CAN GET THIS DONE IN THE NEW FEW HOURS MAX!