HTML5 맛집기록 어플

<!DOCTYPE html><html><head> <meta charset="utf-8"> <title>맛집기록 어플</title> <meta name="viewport" content="width=device-width, user-scalable=yes, initial-scale=1.0, maximum-scale=3.0" /> <link rel="stylesheet" type="text/css" href="main.css"> <script type="text/javascript" src="geo-shop.js"></script> </head><body> <h3>맛집기록 어플</h3> <div id="new_div"> 맛집이름:<input type="text" id="name_txt" value="" size="20" /> <input type="button" id="save_btn" value="기록" /> </div> <div id="list_div">없음</div> </body></html> function $(id) { return document.getElementById(id); } var items = [];var list_div;window.[안내]태그제한으로등록되지않습니다-xxonload = function(){ if (window.localStorage == undefined &&  navigator.geolocation == undefined) { alert(‎"HTML5 미대응 브라우저입니다."); return; } list_div = $("list_div"); //기존 리스트 표시 var list = localStorage.getItem("shoplist"); if (list == null) { list = ""; } else { items = list.split("\n"); showItems(); } //기록 버튼 이벤트 처리 $("save_btn").[안내]태그제한으로등록되지않습니다-xxonclick = save_btn_clickHandler;} //맛집 리스트 표시function showItems() { var map_uri = "http://maps.google.co.kr/?q="; var html = "<ul>"; for (var i in items) { var data = items[i].split("\t"); var name = data[0]; var lat = data[1]; var lon = data[2]; var link = "<a href='" + map_uri + lat + "," + lon + "'>" + name + "</a>"; html += "<li>" + link + "</li>"; } html += "</ul>"; $("list_div").innerHTML = html; } //기록 버튼을 눌렀을 때 이벤트 처리function save_btn_clickHandler() { if ($("name_txt").value == "") { alert(‎"맛집이름을 입력해 주십시오"); return; } //위치 정보 취득 navigator.geolocation.getCurrentPosition( successCallback, errorCallback); $("save_btn").value = "현재위치취득중...";} //성공했을 때function successCallback(position) { var lat = position.coords.latitude; var lon = position.coords.longitude; var name_txt = $("name_txt"); var item = name_txt.value + "\t" + lat + "\t" + lon; items.push(item); var list = items.join("\n"); try { localStorage.removeItem("shoplist"); localStorage.setItem("shoplist", list); } catch(err) { alert(‎"저장실패"); } $("save_btn").value = "기록"; showItems(); } //실패했을 때function errorCallback(err) { alert(‎"실패:" + err.message); $("save_btn").value = "기록"; }<div> </div>