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 unescape(document.cookie.substring(c_start,c_end));
		}
	}
	return "";
}

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 checkage(min_age) {
	var year = parseInt(document.forms["ageVerify"]["verifyYear"].value);
	var month = parseInt(document.forms["ageVerify"]["verifyMonth"].value) - 1;
	var day = parseInt(document.forms["ageVerify"]["verifyDay"].value);
	var theirDate = new Date((year + min_age), month, day);
	var today = new Date;

	if ( (today.getTime() - theirDate.getTime()) < 0) {
		alert("You must be at least "+min_age+" years of age to enter this site!");
		return false;
	} else {
		/* set the age check cookie here so it can be found on all pages (if they have cookies enabled!) */
		setCookie('ageVerified','true',365);
		return true;
	}
}