document.write('

');
document.write('function validateEmail($email) {
');
document.write('  return eregi("^[a-z0-9]+[a-z0-9_.-]*@[a-z0-9]+[a-z0-9_.-]*\.[a-z]{2,4}$",$email);
');
document.write('} 
');
document.write(' 

'); document.write('

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');