<!-- This script and many more are available free online at -->
<!-- The JavaScript Source!! http://javascript.internet.com -->

<!-- Begin
function checkFields() {
missinginfo = "";
if (document.form.nombre.value == "") {
missinginfo += "\n     -  Nombre";
}
if (document.form.apellidos.value == "") {
missinginfo += "\n     -  Apellidos";
}

if ((document.form.email.value == "") || 
(document.form.email.value.indexOf('@') == -1) || 
(document.form.email.value.indexOf('.') == -1)) {
missinginfo += "\n     -  Correo";
}
if (missinginfo != "") {
missinginfo ="_____________________________\n" +
"Debe escribir correctamente su:\n" +
missinginfo + "\n_____________________________" +
"\nPor favor ingrese sus datos!";
alert(missinginfo);
return false;
}
else return true;
}
//  End -->

function checkFieldsSOL() {
missinginfo = "";
if (document.form.empresa.value == "") {
missinginfo += "\n     -  Empresa";
}
if (document.form.direccion.value == "") {
missinginfo += "\n     -  Direccion";
}
if (document.form.representante.value == "") {
missinginfo += "\n     -  Representante";
}

if ((document.form.email.value == "") || 
(document.form.email.value.indexOf('@') == -1) || 
(document.form.email.value.indexOf('.') == -1)) {
missinginfo += "\n     -  Correo";
}

if (missinginfo != "") {
missinginfo ="_____________________________\n" +
"Debe escribir correctamente su:\n" +
missinginfo + "\n_____________________________" +
"\nPor favor ingrese sus datos!";
alert(missinginfo);
return false;
}
else return true;
}