// Validation functions
function validateNumber(field, msg, min, max) { // checks to make sure numbers are a certian length
if (!min) { min = 0 }
if (!max) { max = 255 }
if (!field.value || field.value.length < min || field.value.length > max)
{
alert(msg);
field.focus();
field.select();
return false;
}
return true;
}
function validateString(field, msg, min, max) { // check to make sure that strings are the right length
if (!min) { min = 1 }
if (!max) { max = 65535 }
if (!field.value || field.value.length < min || field.value.length > max)
{
alert(msg);
return false;
}
return true;
}
function validateEmail(email, msg, optional) { // checks to make sure the email is in proper format
if (!email.value && optional) {
return true;
}
var re_mail = /^([a-zA-Z0-9_\.\-])+\@(([a-zA-Z0-9\-])+\.)+([a-zA-Z]){2,}$/;
if (!re_mail.test(email.value))
{
alert(msg);
email.focus();
email.select();
return false;
}
return true;
}
function validateRadio(radio, msg){ // checks the radio buttons
var radioSelected = false;
for (i = 0; i < radio.length; i++)
{
if (radio[i].checked)
radioSelected = true;
}
if (!radioSelected)
{
alert(msg);
return false;
}
}
