var ajaxcall = "././ajaxcall/";

function ProcessPromoCodes(response) {
	if (response != 'ERROR') {
		obj = document.getElementById("cost");
		obj.options.length = 0;
		tierArr = response.split('###');
		for ( var i = 0; i < tierArr.length - 1; i++) {
			tier = tierArr[i].split('##');
			trialPeriodList[tier[0]] = tier[1];
			temp = "";
			if (tier[1] > 0) {
				temp = "( " + tier[1] + " Day Free Trial!)";
			}
			obj.options[i] = new Option(tier[2] + " " + temp + " ($" + tier[3] +
					")", tier[0]);
		}
		setTier();
	} else {
		alert("Error occured while retrieving promotions");
	}
}

function getPromo() {
	obj = document.getElementById("promocode");
	if (obj !== null) {
		var postContent = '';
		postContent += "code" + "=" + escape(obj.value);
		jQuery.get(ajaxcall + "getPromoCodes.php", postContent,
				ProcessPromoCodes);
	}
}