var coupon_set = Array("ilovesplice2", "ilovesplice");

function verifycoupon(coupon_input){

var ismatched = false;
	
	for(var i=0; i<coupon_set.length; i++){
		if(coupon_input.toLowerCase() == coupon_set[i].toLowerCase()){
			ismatched = true;
			break;
		}
	}
		
		
	if(ismatched){
		alert("Your promo code has been verified, a 20% discount will be applied!");
		set_cookie("CouponVerified", "Yes");
		return true;
	}else{
		alert("Your promo code is not valid!");
		return false;		
	}

	
}

function set_cookie (name, value, days)
{
	if (days) {
	var date = new Date();
	date.setTime(date.getTime()+(days*24*60*60*1000));
	var expires = "; expires="+date.toGMTString();
	}else var expires = "";
	
	document.cookie = name+"="+value+expires+"; path=/";
}
function get_cookie(cookie_name)
{
	var results = document.cookie.match ( cookie_name + '=(.*?)(;|$)' );
	if ( results )
	return ( unescape ( results[1] ) );
	else
	return null;
}