var fDesc=new Array(); fDesc[0] = "Easy Credit Card Checker allows you to instantly check credit card numbers for validity. It can verify Visa, MasterCard, Diners Club, Carte Blanche, EnRoute, American Express (AMEX), Discover, JCB and other credit card numbers. Easy Credit Card Checker uses LUHN10 algorithm, which formula is used to validate identification numbers (except EnRoute) as well as the first digits verification. LUHN10 formula or Luhn algorithm or Luhn formula is a simple checksum algorithm used to validate various identification numbers.

When you have a merchant account with a payment processing company beware that sometimes they can charge a fee even when the credit card number that you submit is not valid. It may happen due to a misprint, typo or could be a fraudulent order. Avoid those fees and charges by running a credit card number through this software and making sure that it is valid and correct. The software can be extremely useful for accepting credit card orders via phone."; function tShowHide(id, show) { var s = document.getElementById("desc"); if ((s.innerHTML.length<=212 || show==1) && show!=2) { s.innerHTML = fDesc[id]; if (document.getElementById('m1')) document.getElementById('m1').style.display='none'; if (document.getElementById('m2')) document.getElementById('m2').style.display='none'; if (document.getElementById('more_txt')) document.getElementById('more_txt').style.display='inline'; } else { s.innerHTML = ''; } }