<!DOCTYPE html>
<html>
<head>
<style>
p:before {
content: "Read this -";
}
p#hometown:before {
content: none;
}
</style>
</head>
<body>
<p>My name is Donald</p>
<p id="hometown">I live in Ducksburg</p>
<b>Note:</b> For :before to work in IE8, a DOCTYPE must be declared.
</body>
</html>