$(function() {
  $('#slideshow').cycle();
})


function generateCC(){
	var cc_number = new Array(16);
	var cc_len = 16;
	var start = 0;
	var rand_number = Math.random();

	switch(document.DoDirectPaymentForm.ACCT.value)
	{
		case "Visa":
			cc_number[start++] = 4;
			break;
		case "Discover":
			cc_number[start++] = 6;
			cc_number[start++] = 0;
			cc_number[start++] = 1;
			cc_number[start++] = 1;
			break;
		case "MasterCard":
			cc_number[start++] = 5;
			cc_number[start++] = Math.floor(Math.random() * 5) + 1;
			break;
		case "Amex":
			cc_number[start++] = 3;
			cc_number[start++] = Math.round(Math.random()) ? 7 : 4 ;
			cc_len = 15;
			break;
	}

	for (var i = start; i < (cc_len - 1); i++) {
		cc_number[i] = Math.floor(Math.random() * 10);
	}

	var sum = 0;
	for (var j = 0; j < (cc_len - 1); j++) {
		var digit = cc_number[j];
		if ((j & 1) == (cc_len & 1)) digit *= 2;
		if (digit > 9) digit -= 9;
		sum += digit;
	}

	var check_digit = new Array(0, 9, 8, 7, 6, 5, 4, 3, 2, 1);
	cc_number[cc_len - 1] = check_digit[sum % 10];

	document.DoDirectPaymentForm.ACCT.value = "";
	for (var k = 0; k < cc_len; k++) {
		document.DoDirectPaymentForm.ACCT.value += cc_number[k];
	}
}