<script>
var SwitchOne = '.SwitchOne';


MenuFlag =  "CLOSE"

$(SwitchOne).on('click', function(){
  if (MenuFlag == "CLOSE") {
            $('body').css('overflow', 'hidden'), MenuFlag =  "OPEN";
        } else {
            $('body').css('overflow', 'scroll'), MenuFlag =  "CLOSE";
        }
});




</script>