function validate(thisForm) { with (thisForm) { var alertMessage = "Please specify:\n"; if (category.value == "") alertMessage += "\nCategory"; if (title.value == "") alertMessage += "\nTitle"; if (website.value == "") alertMessage += "\nWebsite"; if (description.value == "") alertMessage += "\nDescription"; if (code.value == "") alertMessage += "\nSecurity Code"; if (alertMessage != "Please specify:\n") { alert(alertMessage); return false; } else return true; } }