function createCookie(name,value,days) {
	if (days) {
		var date = new Date();
		date.setTime(date.getTime()+(days*24*60*60*1000));
		var expires = "; expires="+date.toGMTString();
	}
	else var expires = "";
	document.cookie = name+"="+value+expires+"; path=/";
}

function readCookie(name) {
	var nameEQ = name + "=";
	var ca = document.cookie.split(';');
	for(var i=0;i < ca.length;i++) {
		var c = ca[i];
		while (c.charAt(0)==' ') c = c.substring(1,c.length);
		if (c.indexOf(nameEQ) == 0) return c.substring(nameEQ.length,c.length);
	}
	return null;
}

function IsNumeric(sText){
   var ValidChars = "0123456789.";
   var IsNumber=true;
   var Char;

   for(i = 0; i < sText.length && IsNumber == true; i++){ 
		Char = sText.charAt(i); 
		if(ValidChars.indexOf(Char) == -1){
			IsNumber = false;
		}
   }
	return IsNumber;
}


function getURLVar(urlVarName) {
	var urlHalves = String(document.location).split('?');
	var urlVarValue = '';
	if(urlHalves[1]){
		var urlVars = urlHalves[1].split('&');
		for(i=0; i<=(urlVars.length); i++){
			if(urlVars[i]){
				var urlVarPair = urlVars[i].split('=');
				if (urlVarPair[0] && urlVarPair[0] == urlVarName) {
					urlVarValue = urlVarPair[1];
				}
			}
		}
	}
	return urlVarValue;   
}


var affiliateID = getURLVar("idev_id");
if(affiliateID.length > 0 && IsNumeric(affiliateID)){
	createCookie("orderAffiliateID", affiliateID, 365);
}