// JavaScript Document
function validate_required(field,alerttxt)
{
with (field)
{
if (value==null||value=="")
  {alert(alerttxt);return false}
else {return true}
}
}

function validate_form(thisform)
{

with (thisform)
{
if (validate_required(username,"Username cannot be left blank")==false)
  {username.focus();return false}
  
}

with (thisform)
{
if (validate_required(password,"Password cannot be left blank")==false)
  {password.focus();return false}
}



}