Enable scrollwheel zooming on a map upon click using Google Maps API

var mapOptions = {
  center: new google.maps.LatLng(51.605139, -2.918567),
  zoom: 15,
  scrollwheel: false,
  draggable: false,
  mapTypeId: google.maps.MapTypeId.ROADMAP
};

The Best Way to Adding Home Page

Adding a link to home.

<a href="<?php echo esc_url( home_url( '/' ) ); ?>">Home</a>

<link rel="stylesheet" href="<?php echo esc_url( home_url( '/' ) ); ?>wp-content/themes/rica/css/grid.css">

};