function createCookie(name,value,days) {
        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 eraseCookie(name) {
	createCookie(name,"",-1);
}


function ReadCookie(name) {
	return readCookie(name);
}
function setCookie(name,value) { 
	createCookie(name,value);
} 

function isNull(obj){
		if (obj == "")
		  return true;
		  
		if (obj == undefined)
		  return true;
		  
		if (obj == null)
		  return true;
		 
		return false;
	}


function ftbWebSite_Click(){
	setCookie("isftb","true");
	window.location.href=window.location.href;
}
function jtbWebSite_Click(){
	setCookie("isftb","false");
	window.location.href=window.location.href;
}