var promoCode = getUrlParameter('promoCode');
if(promoCode != undefined && promoCode!= ""){
	var cookiePresent = isCookiePresent('WKDISCPROMO');
	if (!cookiePresent){
		setCookie('WKDISCPROMO',promoCode,1);
	}
}

function getUrlParameter(name) {
	//clean up the url
	name = name.replace(/[\[]/,"\\\[").replace(/[\]]/,"\\\]");
	var regexS = "[\\?&]"+name+"=([^&#]*)";
	var regex = new RegExp( regexS );
	var results = regex.exec( window.location.href );
	if( results == null )
	   return "";
	else
	   return results[1];
}

function isCookiePresent(cookieName) {
	var cookies = document.cookie;
	if (cookies.indexOf(cookieName) != -1)
	{
		return true;
	}
	else
	{
		return false;
	}
}

function setCookie(name, value, expires){
	// set time, it's in milliseconds
	var today = new Date();
	today.setTime( today.getTime() )
	/*
	if the expires variable is set, make the correct
	expires time, the current script below will set
	it for x number of days, to make it for hours,
	delete * 24, for minutes, delete * 60 * 24
	*/
	if ( expires )
	{
		expires = expires * 1000 * 60 * 60 * 24;
	}
	var expires_date = new Date( today.getTime() + (expires) );

	document.cookie = name + "=" +escape( value ) +
	( ( expires ) ? ";expires=" + expires_date.toGMTString() : "" ) +
	 ";path=/" ;
}