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 checkCookie() {
	noFlashVisit = getCookie('noFlashVisit')
	if (noFlashVisit != null && noFlashVisit != "") {
		return "";
	}
	else {
		noFlashVisit = alert ('To best view this website, you must have Adobe Flash Player installed.\n You can download the latest version at http://www.adobe.com/products/flashplayer/.');
		setCookie('noFlashVisit',noFlashVisit,3);
	}
}