Watermarks: Javascript

<%@ Page Language="C#" AutoEventWireup="true" CodeFile="Default.aspx.cs" Inherits="_Default" %>

<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml">
<head runat="server">
    <title></title>
    <link href="StyleSheet.css" rel="stylesheet" type="text/css" />
    <script language="javascript" type="text/javascript">
        <!--
        function doClear(obj) {
            if (obj.value == "" || obj.value == obj.title) {
                obj.value = "";
            }
            obj.className = "unwatermarked";
        }

        function doBlur(obj) {
            if (obj.value == "" || obj.value == obj.title) {
                obj.value = obj.title;
                obj.className = "watermarked";
            }
        }
        //-->
    </script>
</head>
<body>
    <form id="form1" runat="server">
    <div>
        <asp:TextBox ID="TextBox1" runat="server" Width="400px" OnInit="TextBox1_Init" CssClass="watermarked"
            ToolTip="Enter search terms or SKU"></asp:TextBox><br />
        <asp:TextBox ID="TextBox2" runat="server" Width="400px" OnInit="TextBox1_Init" CssClass="watermarked"
            ToolTip="Enter some other data"></asp:TextBox><br />
        <asp:Button ID="Button1" runat="server" Text="Button" />
    </div>
    </form>
</body>
</html>