function setCookie(c_name,value,expiredays,domain) {
	var expirestring = "";
	if (expiredays==null || expiredays==undefined || expiredays==0) {
		expirestring = "";
	} else if (expiredays>=0) {
		var exdate=new Date();
		exdate.setDate(exdate.getDate()+expiredays);
		expirestring = ";expires="+exdate.toGMTString();
	} else if (expiredays<0) {
		expirestring = ";expires=Thu, 01 Jan 1970 00:00:00 GMT";
	}
	var cookiestring = c_name+ "=" + escape(value) + expirestring + ";path=/" + ((domain==undefined) ? "" : ";domain="+domain)+";";
	document.cookie = cookiestring;
}

function getCookie(c_name) {
	var cookieReturn = "";
	if (document.cookie.length>0) {	
		var cookieArray = document.cookie.split(/;/g);
		cookieArray.forEach(function(cookie){
			var cookieProp = cookie.trim().split("=");
			if (cookieProp.length==2) {
				if (cookieProp[0].trim()==c_name.trim()) {
					cookieReturn = unescape(cookieProp[1]);
				}
			}
		});		
	}
	return cookieReturn;
}

function getCookieOld(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 deleteCookie(c_name, domain) {
	setCookie(c_name,"",-1,domain);
}

function getQS(variable) {
	
	var query = window.location.search.substring(1);
	var vars = query.split("&");
	for (var i=0;i<vars.length;i++) {
	       var pair = vars[i].split("=");
	       if(pair[0] == variable){return decodeURIComponent(pair[1]);}
	}
	return(false);
	
}