My Leaflet GIS Work

<head>

<style>
.blue {background-color: lightblue;}
</style>
</head>

<body>
<script>
  function putNewText(where,what) {
    var newtext = document.getElementById("inputtext").value
    document.getElementById("where").innerHTML=newtext;
  }
</script>

<h3>Version 0.5</h3>

<p class="blue" id="where">Blah blah blah</p>

Use this as the new text: <input type="text" id="inputtext"></input>
<button type="button" onclick="putNewText()">
  Change the Paragraph Text
</button>

</body>

My Leaflet GIS Work