time sheet project...i learnt

index.jsp//script functionallity fro login page
function validateForm()
{
if(document.frm.user.value=="")
{
alert("User Name should not be left blank");
document.frm.user.focus();
return false;
}
else if(document.frm.pass.value=="")
{
alert("Password should not be left blank");
document.frm.pass.focus();
return false;
}
}

"form name="frm" action="list.jsp" method="POST" onSubmit=" return validateForm">"
<"input type="text" name="user"">
<"input type="password" name="pass"">
"input type="submit" value="submit""
"input type="reset" value="reset""