added helper fuctions for cookie

script.js

@@ -81,6 +81,25 @@ function decodeWords(encodedWords) {
 
 const words = decodeWords(encodedWords);
 
+// Helper functions to handle cookies
+function setCookie(name, value, days) {
+    const date = new Date();
+    date.setTime(date.getTime() + (days*24*60*60*1000));
+    const expires = "expires=" + date.toUTCString();
+    document.cookie = name + "=" + value + ";" + expires + ";path=/";
+}
+
+function getCookie(name) {
+    const nameEQ = name + "=";
+    const ca = document.cookie.split(';');
+    for(let i = 0; i < ca.length; i++) {
+        let c = ca[i];
+        while (c.charAt(0) === ' ') c = c.substring(1);
+        if (c.indexOf(nameEQ) === 0) return c.substring(nameEQ.length, c.length);
+    }
+    return null;
+}
+
 function getWordOfTheDay() {
     const startDate = new Date("2024-01-01"); // Starting date of your word list
     const today = new Date();