function setCookie (c_name,value,expiredays) {
	var exdate=new Date();
	exdate.setDate(exdate.getDate()+expiredays);
	document.cookie=c_name+ "=" +escape(value)+
	((expiredays==null) ? "" : ";expires="+exdate.toGMTString());
}

function getCookie(c_name)
	{
	if (document.cookie.length>0) {
		c_start=document.cookie.indexOf(c_name + "=");
		if (c_start!=-1) { 
	  		c_start=c_start + c_name.length+1; 
			c_end=document.cookie.indexOf(";",c_start);
			if (c_end==-1) {
				c_end=document.cookie.length;
			}
	    	return "false";
	    } 
	}
	return "true";
}

function checkCookie()
	{
	var firstTimeVisit=getCookie('firstVisit');
	if (firstTimeVisit == "true") {
		setCookie("firstVisit", "false", 365);
		tb_show("First time at the park?", "TB_inline?height=250&width=850&inlineId=modalWaiver&modal=true", null);
	}
}

$(document).ready(function() {
	checkCookie();
});