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Edit File: menu_in.js
$(document).ready(function() { var width = (window.innerWidth > 0) ? window.innerWidth : screen.width; if(width > 720){ var wid = (width - 90)/5; $(function() { $(".horiz-menu li").width(wid); }); }else{ $(function() { $(".wrapper .container").css({'margin-left':'0px','margin-right':'0px'}); }); } } );