네이버 지도 api 질문 드립니다.

// 주소에 따른 좌표 정보 가져오기 		function getNaverGeocode($addr, $cId, $cSecret) { 		 $addr = urlencode($addr);		 $url = "https://openapi.naver.com/v1/map/geocode?encoding=utf-8&coord=latlng&output=json&query=".$addr; 		 $headers = array();		 $headers[] = "GET https://openapi.naver.com/v1/map/geocode?".$addr;		 $headers[] ="Host: openapi.naver.com";		 $headers[] ="Accept: */*";		 $headers[] ="Content-Type: application/json";		 $headers[] ="X-Naver-Client-Id: ".$cId;		 $headers[] ="X-Naver-Client-Secret: ".$cSecret;		 $headers[] ="Connection: Close"; 		 $result = getHttp($url, $headers); 		 return $result;		} 		// curl 통신 하기 		function getHttp($url, $headers=null)		{		 $ch = curl_init(); 		 curl_setopt($ch, CURLOPT_URL, $url);		 curl_setopt($ch, CURLOPT_HEADER, false);		 curl_setopt($ch, CURLOPT_HTTPHEADER, $headers);		 curl_setopt($ch, CURLOPT_RETURNTRANSFER, true); 		 $result = curl_exec($ch);		 curl_close($ch);		 		 return $result; 		 $geo = getNaverGeocode($addr, $cId, $cSecret); 		$data = json_decode($geo,1);		$map_x_point = $data['result']['items'][0]['point']['x'];		$map_y_point = $data['result']['items'][0]['point']['y'];		} 	?>	<!-- 네이버 지도 키 값 -->		<!-- 네이버 지도 키 값 -->		<script type="text/javascript" src="http://openapi.map.naver.com/openapi/v2/maps.js?clientId=<?=$clientId?>"></script>		<!-- 지도 출력 -->		<div id='map_map' style="position:relative; left:0; top:0;"></div> 		<script type="text/javascript">		var oPoint = new nhn.api.map.LatLng( 37.49236, 127.0307201);		nhn.api.map.setDefaultPoint('LatLng');		oMap = new nhn.api.map.Map('map_map' ,{		  point : oPoint,		  zoom : 10,		  enableWheelZoom : true,		  enableDragPan : true,		  enableDblClickZoom : false,		  mapMode : 0,		  activateTrafficMap : false,		  activateBicycleMap : false,		  minMaxLevel : [ 1, 14 ],		  size : new nhn.api.map.Size(500,500)		});		var sIcon = new nhn.api.map.Icon("/img/map_icon.png", new nhn.api.map.Size(40,40) );		var oMarker1 = new nhn.api.map.Marker(sIcon , {		 point: new nhn.api.map.LatLng( 37.49236, 127.0307201)		});		oMap.addOverlay(oMarker1);		</script>