function SetCookie(name,value) {
var cookie_name = name
if(document.cookie != document.cookie) 
{index = document.cookie.indexOf(cookie_name);}
else{index = -1;}
if (index == -1)
{
var YouEntered=value;
document.cookie=cookie_name+"="+YouEntered+"; expires=Monday, 04-Apr-2020 05:00:00 GMT";
}
}

function GetCookie(name) {
var cookie_name=name
if(document.cookie){
index = document.cookie.indexOf(cookie_name);
if (index != -1){
namestart = (document.cookie.indexOf("=", index) + 1);
nameend = document.cookie.indexOf(";", index);
if (nameend == -1) {nameend = document.cookie.length;}
YouWrote = document.cookie.substring(namestart, nameend);
return YouWrote;
}
}
}
function DelCookie(name) {
var cookie_name = name
if(document.cookie != document.cookie) 
{index = document.cookie.indexOf(cookie_name);}
else{index = -1;}
if (index == -1)
{
var YouEntered=GetCookie(cookie_name)
document.cookie=cookie_name+"="+YouEntered+"; expires="+NewDate();
}
}