F.eks. sådan:
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN"
"
http://www.w3.org/TR/html4/loose.dtd"><HTML>
<HEAD>
<TITLE>Tomt dokument</TITLE>
<meta http-equiv="Content-Type" content="text/html; charset=iso-8859-1">
<SCRIPT LANGUAGE="javascript" TYPE="text/javascript">
function showPass(f){
fld1 = f.minPassTxt;
fld2 = f.minPass;
if(fld1.style.display=='block'){
fld1.style.display='none'
fld2.style.display='block'
fld2.focus();
}else{
fld2.style.display='none'
fld1.style.display='block'
}
}
</SCRIPT>
</HEAD>
<BODY>
<BR>
<FORM ID="minForm" NAME="minForm">
<INPUT ID="minInput" NAME="minInput" TYPE="text" VALUE="Tom" ONFOCUS="if(this.value==this.defaultValue)this.value='';" ONBLUR="if(this.value=='')this.value=this.defaultValue;" SIZE="20">
<INPUT ID="minPass" NAME="minPass" TYPE="password" VALUE="" ONBLUR="showPass(this.form);" SIZE="20" style="display:none;">
<INPUT ID="minPassTxt" NAME="minPassTxt" TYPE="text" VALUE="Indtast password" ONFOCUS="if(this.value==this.defaultValue)this.value='';showPass(this.form);" ONBLUR="if(this.value=='')this.value=this.defaultValue;" SIZE="20" style="display:block;">
<button name="button2" id="button2" onclick="showPass(this.form);alert('Nu skulle formen submittes')">Submit!</button>
</FORM>
</BODY>
</HTML>
