js find on whole window
<head>
<script type="text/javascript">
function FindNext () {
var str = document.getElementById ("findInput").value;
if (str == "") {
alert ("Please enter some text to search!");
return;
}
if (window.find) { // Firefox, Google Chrome, Safari
var found = window.find (str);
if (!found) {
alert ("The following text was not found:\n" + str);
}
}
else {
alert ("Your browser does not support this example!");
}
}
</script>
</head>
<body>
<div>LaLa, Lala, laLa , lala, lalala, tralala, some other text</div>
<br />
<input type="text" id="findInput" value="lala" size="20" />
<button onclick="FindNext ();">Find Next</button>
</body>