<!-- This script and many more are available free online at -->
<!-- The JavaScript Source!! http://javascript.internet.com -->

function checkFields() {
missinginfo = "";
if (document.form.Full_Name.value == "") {
missinginfo += "\n     -  name";
}
if (document.form.Add_1.value == "") {
missinginfo += "\n     -  address";
}
if (document.form.City.value == "") {
missinginfo += "\n     -  city";
}
if (document.form.State.value == "") {
missinginfo += "\n     -  state";
}
if (document.form.Zip_Code.value == "") {
missinginfo += "\n     -  zip code";
}
if ((document.form.Email.value == "") || 
(document.form.Email.value.indexOf('@') == -1) || 
(document.form.Email.value.indexOf('.') == -1)) {
missinginfo += "\n     -  email address";
}

if (missinginfo != "") {
missinginfo ="_____________________________\n" +
"You failed to correctly fill in your:\n" +
missinginfo + "\n_____________________________" +
"\nPlease re-enter and submit again!";
alert(missinginfo);
return false;
}
else return true;
}