Java Script in Radius
<?php $setjarak=100; if(isset($_POST["Set"])){ $setjarak=$_POST["jarak"]; } ?> <script type="text/javascript" src="//maps.googleapis.com/maps/api/js?key=AIzaSyBhSg6I2JvHNU_jLqIpvc5MEwc_xi3Ttvg&sensor=true"></script> <script> var map; Number.prototype.toRad = function() { return this * Math.PI / 180; } function initialize() { var lat1=-6.308426; var lon1=106.798714; var myLatlng = new google.maps.LatLng(lat1, lon1); var mapOptions = { zoom: 10, center: myLatlng, mapTypeId: google.maps.MapTypeId.ROADMAP } map = new google.maps.Map(document.getElementById("map_canvas"), mapOptions); var image = 'https://developers.google.com/maps/documentation/javascript/examples/full/images/beachflag.png'; var location0 = new google.maps.LatLng(lat1,lon1); var marker0 = new google.maps.Marker({ position: location0, ...