var Branch = {

	createCookie : function(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=/";
	},
	
	readCookie : function(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;
	},
	
	eraseCookie : function(name) {
		Branch.createCookie(name,"",-1);
	},	
	
	doInit : function(){
		try {
			var branch_location = document.location.toString();	
			branch_location = branch_location.replace(/http:\/\//g,"");
			var branch = branch_location.substring(branch_location.indexOf('\/') + 1);
			branch = branch.substring(0, branch.indexOf('\/'))
			Branch.eraseCookie("TLRP VREpref");
			Branch.createCookie("TLRP VREpref", branch, 500);
		} catch (err){alert(err)}
	}

}

Branch.doInit();