function checkDOB() {
var date = new Date();
var full18 = new Date(date.getFullYear() - 18, date.getMonth(), date.getDate());
var dob = new Date(form['yyyy'].value, form['mm'].value, form['dd'].value);
if (full18 < dob) {
alert('You must be 18 years or older to be eligible for this offer. Please enter your correct Date of Birth or click Pass to see the next offer.');
return false;
}
}