<html xmlns="http://www.w3.org/1999/xhtml">
<head id="Head1" runat="server">
<title>Watermark Textbox for Password Textbox Using JavaScript</title>
<script language="javascript" type="text/javascript">
function WaterMark(objtxt, event) {
var defaultText = "Enter Username Here";
var defaultpwdText = "Enter Password Here";
// Condition to check textbox length and event type
if (objtxt.id == "txtUserName" || objtxt.id == "txtPwd") {
if (objtxt.value.length == 0 & event.type == "blur") {
//if condition true then setting text color and default text in textbox
if (objtxt.id == "txtUserName") {
objtxt.style.color = "Gray";
objtxt.value = defaultText;
}
if (objtxt.id == "txtPwd") {
document.getElementById("<%= txtTempPwd.ClientID %>").style.display = "block";
objtxt.style.display = "none";
}
}
}
// Condition to check textbox value and event type
if ((objtxt.value == defaultText || objtxt.value == defaultpwdText) & event.type == "focus") {
if (objtxt.id == "txtUserName") {
objtxt.style.color = "black";
objtxt.value = "";
}
if (objtxt.id == "txtTempPwd") {
objtxt.style.display = "none";
document.getElementById("<%= txtPwd.ClientID %>").style.display = "";
document.getElementById("<%= txtPwd.ClientID %>").focus();
}
}
}
</script>
</head>
<body>
<form id="form1" runat="server">
<table>
<tr>
<td><b>UserName:</b></td>
<td>
<asp:TextBox ID="txtUserName" runat="server" Text="Enter Username Here" Width="150px"ForeColor="Gray" onblur = "WaterMark(this, event);" onfocus = "WaterMark(this, event);" />
</td>
</tr>
<tr>
<td><b>Password:</b></td>
<td>
<asp:TextBox ID="txtTempPwd" Text="Enter Password Here" runat="server" onfocus="WaterMark(this, event);" Width="150px" ForeColor="Gray" />
<asp:TextBox ID="txtPwd" TextMode="Password" Text="Enter Password Here" runat="server"Width="150px" Style="display:none" onblur="WaterMark(this, event);"/>
</td>
</tr>
</table>
</form>
</body>
</html>
|
Demo
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