diff --git a/my-blog/static/js/ask-ai.js b/my-blog/static/js/ask-ai.js
index b269d10..7afc9f7 100644
--- a/my-blog/static/js/ask-ai.js
+++ b/my-blog/static/js/ask-ai.js
@@ -1,360 +1,286 @@
 /**
- * Ask AI functionality - Pure JavaScript, no jQuery dependency
+ * Ask AI functionality - Based on original working implementation
  */
-class AskAI {
-    constructor() {
-        this.isReady = false;
-        this.aiProfile = null;
-        this.init();
+
+// Global variables for AI functionality
+let aiProfileData = null;
+
+// Original functions from working implementation
+function toggleAskAI() {
+    const panel = document.getElementById('askAiPanel');
+    const isVisible = panel.style.display !== 'none';
+    panel.style.display = isVisible ? 'none' : 'block';
+    
+    if (!isVisible) {
+        checkAuthenticationStatus();
     }
+}
 
-    init() {
-        this.setupEventListeners();
-        this.checkAuthOnLoad();
-    }
-
-    setupEventListeners() {
-        // Listen for AI ready signal
-        window.addEventListener('aiChatReady', () => {
-            this.isReady = true;
-            console.log('AI Chat is ready');
-        });
-
-        // Listen for AI profile updates
-        window.addEventListener('aiProfileLoaded', (event) => {
-            this.aiProfile = event.detail;
-            console.log('AI profile loaded:', this.aiProfile);
-            this.updateButton();
-        });
-
-        // Listen for AI responses
-        window.addEventListener('aiResponseReceived', (event) => {
-            this.handleAIResponse(event.detail);
-        });
-
-        // Keyboard shortcuts
-        document.addEventListener('keydown', (e) => {
-            if (e.key === 'Escape') {
-                this.hide();
-            }
-            if (e.key === 'Enter' && e.target.id === 'aiQuestion' && !e.shiftKey) {
-                e.preventDefault();
-                this.ask();
-            }
-        });
-
-        // Monitor authentication changes
-        this.observeAuth();
-    }
-
-    toggle() {
-        const panel = document.getElementById('askAiPanel');
-        const isVisible = panel.style.display !== 'none';
+function checkAuthenticationStatus() {
+    const userSections = document.querySelectorAll('.user-section');
+    const isAuthenticated = userSections.length > 0;
+    
+    if (isAuthenticated) {
+        // User is authenticated - show Ask AI UI
+        document.getElementById('authCheck').style.display = 'none';
+        document.getElementById('chatForm').style.display = 'block';
+        document.getElementById('chatHistory').style.display = 'block';
         
-        if (isVisible) {
-            this.hide();
-        } else {
-            this.show();
-        }
-    }
-
-    show() {
-        const panel = document.getElementById('askAiPanel');
-        panel.style.display = 'block';
-        this.checkAuth();
-    }
-
-    hide() {
-        const panel = document.getElementById('askAiPanel');
-        panel.style.display = 'none';
-    }
-
-    checkAuth() {
-        const userSections = document.querySelectorAll('.user-section');
-        const isAuthenticated = userSections.length > 0;
-        
-        const authCheck = document.getElementById('authCheck');
-        const chatForm = document.getElementById('chatForm');
+        // Show initial greeting if chat history is empty
         const chatHistory = document.getElementById('chatHistory');
-        
-        if (isAuthenticated) {
-            authCheck.style.display = 'none';
-            chatForm.style.display = 'block';
-            chatHistory.style.display = 'block';
-            
-            if (chatHistory.children.length === 0) {
-                this.showGreeting();
-            }
-            
-            setTimeout(() => {
-                document.getElementById('aiQuestion').focus();
-            }, 50);
-        } else {
-            authCheck.style.display = 'block';
-            chatForm.style.display = 'none';
-            chatHistory.style.display = 'none';
+        if (chatHistory.children.length === 0) {
+            showInitialGreeting();
         }
-    }
-
-    checkAuthOnLoad() {
+        
+        // Focus on input
         setTimeout(() => {
-            this.checkAuth();
-        }, 500);
+            document.getElementById('aiQuestion').focus();
+        }, 50);
+    } else {
+        // User not authenticated - show auth message
+        document.getElementById('authCheck').style.display = 'block';
+        document.getElementById('chatForm').style.display = 'none';
+        document.getElementById('chatHistory').style.display = 'none';
     }
+}
 
-    observeAuth() {
-        const observer = new MutationObserver(() => {
-            const userSections = document.querySelectorAll('.user-section');
-            if (userSections.length > 0) {
-                this.checkAuth();
-                observer.disconnect();
-            }
-        });
+function askQuestion() {
+    const question = document.getElementById('aiQuestion').value;
+    if (!question.trim()) return;
+    
+    const askButton = document.getElementById('askButton');
+    askButton.disabled = true;
+    askButton.textContent = 'Posting...';
+    
+    try {
+        // Add user message to chat
+        addUserMessage(question);
         
-        observer.observe(document.body, { 
-            childList: true, 
-            subtree: true 
-        });
+        // Clear input
+        document.getElementById('aiQuestion').value = '';
+        
+        // Show loading
+        showLoadingMessage();
+        
+        // Post question via OAuth app
+        window.dispatchEvent(new CustomEvent('postAIQuestion', {
+            detail: { question: question }
+        }));
+        
+    } catch (error) {
+        console.error('Failed to ask question:', error);
+        showErrorMessage('Sorry, I encountered an error. Please try again.');
+    } finally {
+        askButton.disabled = false;
+        askButton.textContent = 'Ask';
     }
+}
 
-    updateButton() {
-        const button = document.getElementById('askAiButton');
-        if (this.aiProfile && this.aiProfile.displayName) {
-            const textNode = button.childNodes[2];
-            if (textNode) {
-                textNode.textContent = this.aiProfile.displayName;
-            }
+function addUserMessage(question) {
+    const chatHistory = document.getElementById('chatHistory');
+    const userSection = document.querySelector('.user-section');
+    
+    let userAvatar = '👤';
+    let userDisplay = 'You';
+    let userHandle = 'user';
+    
+    if (userSection) {
+        const avatarImg = userSection.querySelector('.user-avatar');
+        const displayName = userSection.querySelector('.user-display-name');
+        const handle = userSection.querySelector('.user-handle');
+        
+        if (avatarImg && avatarImg.src) {
+            userAvatar = `<img src="${avatarImg.src}" alt="${displayName?.textContent || 'User'}" class="profile-avatar">`;
+        }
+        if (displayName?.textContent) {
+            userDisplay = displayName.textContent;
+        }
+        if (handle?.textContent) {
+            userHandle = handle.textContent.replace('@', '');
         }
     }
-
-    showGreeting() {
-        if (!this.aiProfile) return;
-
-        const chatHistory = document.getElementById('chatHistory');
-        const greetingDiv = document.createElement('div');
-        greetingDiv.className = 'chat-message ai-message comment-style initial-greeting';
-        
-        const avatarElement = this.aiProfile.avatar 
-            ? `<img src="${this.aiProfile.avatar}" alt="${this.aiProfile.displayName}" class="profile-avatar">`
-            : '🤖';
-        
-        greetingDiv.innerHTML = `
-            <div class="message-header">
-                <div class="avatar">${avatarElement}</div>
-                <div class="user-info">
-                    <div class="display-name">${this.aiProfile.displayName}</div>
-                    <div class="handle">@${this.aiProfile.handle}</div>
-                    <div class="timestamp">${new Date().toLocaleString()}</div>
-                </div>
+    
+    const questionDiv = document.createElement('div');
+    questionDiv.className = 'chat-message user-message comment-style';
+    questionDiv.innerHTML = `
+        <div class="message-header">
+            <div class="avatar">${userAvatar}</div>
+            <div class="user-info">
+                <div class="display-name">${userDisplay}</div>
+                <div class="handle">@${userHandle}</div>
+                <div class="timestamp">${new Date().toLocaleString()}</div>
             </div>
-            <div class="message-content">
-                Hello! I'm an AI assistant trained on this blog's content. I can answer questions about the articles, provide insights, and help you understand the topics discussed here. What would you like to know?
+        </div>
+        <div class="message-content">${question}</div>
+    `;
+    chatHistory.appendChild(questionDiv);
+}
+
+function showLoadingMessage() {
+    const chatHistory = document.getElementById('chatHistory');
+    const loadingDiv = document.createElement('div');
+    loadingDiv.className = 'ai-loading-simple';
+    loadingDiv.innerHTML = `
+        <i class="fas fa-robot"></i>
+        <span>考えています</span>
+        <i class="fas fa-spinner fa-spin"></i>
+    `;
+    chatHistory.appendChild(loadingDiv);
+}
+
+function showErrorMessage(message) {
+    const chatHistory = document.getElementById('chatHistory');
+    removeLoadingMessage();
+    
+    const errorDiv = document.createElement('div');
+    errorDiv.className = 'chat-message error-message comment-style';
+    errorDiv.innerHTML = `
+        <div class="message-header">
+            <div class="avatar">⚠️</div>
+            <div class="user-info">
+                <div class="display-name">System</div>
+                <div class="handle">@system</div>
+                <div class="timestamp">${new Date().toLocaleString()}</div>
             </div>
-        `;
-        chatHistory.appendChild(greetingDiv);
-    }
+        </div>
+        <div class="message-content">${message}</div>
+    `;
+    chatHistory.appendChild(errorDiv);
+}
 
-    async ask() {
-        const question = document.getElementById('aiQuestion').value;
-        const chatHistory = document.getElementById('chatHistory');
-        const askButton = document.getElementById('askButton');
-        
-        if (!question.trim()) return;
-        
-        // Wait for AI to be ready
-        if (!this.isReady) {
-            await this.waitForReady();
-        }
-        
-        // Disable button
-        askButton.disabled = true;
-        askButton.textContent = 'Posting...';
-        
-        try {
-            // Add user message
-            this.addUserMessage(question);
-            
-            // Clear input
-            document.getElementById('aiQuestion').value = '';
-            
-            // Show loading
-            this.showLoading();
-            
-            // Post question
-            const event = new CustomEvent('postAIQuestion', {
-                detail: { question: question }
-            });
-            window.dispatchEvent(event);
-            
-        } catch (error) {
-            this.showError('Sorry, I encountered an error. Please try again.');
-        } finally {
-            askButton.disabled = false;
-            askButton.textContent = 'Ask';
-        }
+function removeLoadingMessage() {
+    const loadingMsg = document.querySelector('.ai-loading-simple');
+    if (loadingMsg) {
+        loadingMsg.remove();
     }
+}
 
-    waitForReady() {
-        return new Promise(resolve => {
-            const checkReady = setInterval(() => {
-                if (this.isReady) {
-                    clearInterval(checkReady);
-                    resolve();
-                }
-            }, 100);
-        });
-    }
+function showInitialGreeting() {
+    if (!aiProfileData) return;
 
-    addUserMessage(question) {
-        const chatHistory = document.getElementById('chatHistory');
-        const userSection = document.querySelector('.user-section');
-        
-        let userAvatar = '👤';
-        let userDisplay = 'You';
-        let userHandle = 'user';
-        
-        if (userSection) {
-            const avatarImg = userSection.querySelector('.user-avatar');
-            const displayName = userSection.querySelector('.user-display-name');
-            const handle = userSection.querySelector('.user-handle');
-            
-            if (avatarImg && avatarImg.src) {
-                userAvatar = `<img src="${avatarImg.src}" alt="${displayName?.textContent || 'User'}" class="profile-avatar">`;
-            }
-            if (displayName?.textContent) {
-                userDisplay = displayName.textContent;
-            }
-            if (handle?.textContent) {
-                userHandle = handle.textContent.replace('@', '');
-            }
-        }
-        
-        const questionDiv = document.createElement('div');
-        questionDiv.className = 'chat-message user-message comment-style';
-        questionDiv.innerHTML = `
-            <div class="message-header">
-                <div class="avatar">${userAvatar}</div>
-                <div class="user-info">
-                    <div class="display-name">${userDisplay}</div>
-                    <div class="handle">@${userHandle}</div>
-                    <div class="timestamp">${new Date().toLocaleString()}</div>
-                </div>
+    const chatHistory = document.getElementById('chatHistory');
+    const greetingDiv = document.createElement('div');
+    greetingDiv.className = 'chat-message ai-message comment-style initial-greeting';
+    
+    const avatarElement = aiProfileData.avatar 
+        ? `<img src="${aiProfileData.avatar}" alt="${aiProfileData.displayName}" class="profile-avatar">`
+        : '🤖';
+    
+    greetingDiv.innerHTML = `
+        <div class="message-header">
+            <div class="avatar">${avatarElement}</div>
+            <div class="user-info">
+                <div class="display-name">${aiProfileData.displayName}</div>
+                <div class="handle">@${aiProfileData.handle}</div>
+                <div class="timestamp">${new Date().toLocaleString()}</div>
             </div>
-            <div class="message-content">${question}</div>
-        `;
-        chatHistory.appendChild(questionDiv);
-    }
+        </div>
+        <div class="message-content">
+            Hello! I'm an AI assistant trained on this blog's content. I can answer questions about the articles, provide insights, and help you understand the topics discussed here. What would you like to know?
+        </div>
+    `;
+    chatHistory.appendChild(greetingDiv);
+}
 
-    showLoading() {
-        const chatHistory = document.getElementById('chatHistory');
-        const loadingDiv = document.createElement('div');
-        loadingDiv.className = 'ai-loading-simple';
-        loadingDiv.innerHTML = `
-            <i class="fas fa-robot"></i>
-            <span>考えています</span>
-            <i class="fas fa-spinner fa-spin"></i>
-        `;
-        chatHistory.appendChild(loadingDiv);
+function updateAskAIButton() {
+    const button = document.getElementById('askAiButton');
+    if (!button) return;
+    
+    const iconSpan = button.querySelector('.ai-icon');
+    
+    if (aiProfileData && aiProfileData.avatar && iconSpan) {
+        iconSpan.innerHTML = `<img src="${aiProfileData.avatar}" alt="${aiProfileData.displayName || 'AI'}" class="ai-avatar-small">`;
     }
-
-    showError(message) {
-        const chatHistory = document.getElementById('chatHistory');
-        this.removeLoading();
-        
-        const errorDiv = document.createElement('div');
-        errorDiv.className = 'chat-message error-message comment-style';
-        errorDiv.innerHTML = `
-            <div class="message-header">
-                <div class="avatar">⚠️</div>
-                <div class="user-info">
-                    <div class="display-name">System</div>
-                    <div class="handle">@system</div>
-                    <div class="timestamp">${new Date().toLocaleString()}</div>
-                </div>
-            </div>
-            <div class="message-content">${message}</div>
-        `;
-        chatHistory.appendChild(errorDiv);
-    }
-
-    removeLoading() {
-        const loadingMsg = document.querySelector('.ai-loading-simple');
-        if (loadingMsg) {
-            loadingMsg.remove();
-        }
-    }
-
-    handleAIResponse(responseData) {
-        const chatHistory = document.getElementById('chatHistory');
-        this.removeLoading();
-        
-        const aiProfile = responseData.aiProfile;
-        if (!aiProfile || !aiProfile.handle || !aiProfile.displayName) {
-            console.error('AI profile data is missing');
-            return;
-        }
-        
-        const timestamp = new Date(responseData.timestamp || Date.now());
-        const avatarElement = aiProfile.avatar 
-            ? `<img src="${aiProfile.avatar}" alt="${aiProfile.displayName}" class="profile-avatar">`
-            : '🤖';
-        
-        const answerDiv = document.createElement('div');
-        answerDiv.className = 'chat-message ai-message comment-style';
-        answerDiv.innerHTML = `
-            <div class="message-header">
-                <div class="avatar">${avatarElement}</div>
-                <div class="user-info">
-                    <div class="display-name">${aiProfile.displayName}</div>
-                    <div class="handle">@${aiProfile.handle}</div>
-                    <div class="timestamp">${timestamp.toLocaleString()}</div>
-                </div>
-            </div>
-            <div class="message-content">${responseData.answer}</div>
-        `;
-        chatHistory.appendChild(answerDiv);
-        
-        // Limit chat history
-        this.limitChatHistory();
-    }
-
-    limitChatHistory() {
-        const chatHistory = document.getElementById('chatHistory');
-        if (chatHistory.children.length > 10) {
-            chatHistory.removeChild(chatHistory.children[0]);
-            if (chatHistory.children.length > 0) {
-                chatHistory.removeChild(chatHistory.children[0]);
-            }
+    
+    if (aiProfileData && aiProfileData.displayName) {
+        const textNode = button.childNodes[2] || button.lastChild;
+        if (textNode && textNode.nodeType === Node.TEXT_NODE) {
+            textNode.textContent = aiProfileData.displayName;
         }
     }
 }
 
-// Initialize Ask AI when DOM is loaded
-document.addEventListener('DOMContentLoaded', () => {
-    try {
-        window.askAIInstance = new AskAI();
-        console.log('Ask AI initialized successfully');
-    } catch (error) {
-        console.error('Failed to initialize Ask AI:', error);
+function handleAIResponse(responseData) {
+    const chatHistory = document.getElementById('chatHistory');
+    removeLoadingMessage();
+    
+    const aiProfile = responseData.aiProfile;
+    if (!aiProfile || !aiProfile.handle || !aiProfile.displayName) {
+        console.error('AI profile data is missing');
+        return;
     }
+    
+    const timestamp = new Date(responseData.timestamp || Date.now());
+    const avatarElement = aiProfile.avatar 
+        ? `<img src="${aiProfile.avatar}" alt="${aiProfile.displayName}" class="profile-avatar">`
+        : '🤖';
+    
+    const answerDiv = document.createElement('div');
+    answerDiv.className = 'chat-message ai-message comment-style';
+    answerDiv.innerHTML = `
+        <div class="message-header">
+            <div class="avatar">${avatarElement}</div>
+            <div class="user-info">
+                <div class="display-name">${aiProfile.displayName}</div>
+                <div class="handle">@${aiProfile.handle}</div>
+                <div class="timestamp">${timestamp.toLocaleString()}</div>
+            </div>
+        </div>
+        <div class="message-content">${responseData.answer}</div>
+    `;
+    chatHistory.appendChild(answerDiv);
+    
+    // Limit chat history
+    limitChatHistory();
+}
+
+function limitChatHistory() {
+    const chatHistory = document.getElementById('chatHistory');
+    if (chatHistory.children.length > 10) {
+        chatHistory.removeChild(chatHistory.children[0]);
+        if (chatHistory.children.length > 0) {
+            chatHistory.removeChild(chatHistory.children[0]);
+        }
+    }
+}
+
+// Event listeners setup
+function setupAskAIEventListeners() {
+    // Listen for AI profile updates from OAuth app
+    window.addEventListener('aiProfileLoaded', function(event) {
+        aiProfileData = event.detail;
+        console.log('AI profile loaded:', aiProfileData);
+        updateAskAIButton();
+    });
+    
+    // Listen for AI responses
+    window.addEventListener('aiResponseReceived', function(event) {
+        handleAIResponse(event.detail);
+    });
+    
+    // Keyboard shortcuts
+    document.addEventListener('keydown', function(e) {
+        if (e.key === 'Escape') {
+            const panel = document.getElementById('askAiPanel');
+            if (panel) {
+                panel.style.display = 'none';
+            }
+        }
+        
+        // Enter key to send message
+        if (e.key === 'Enter' && e.target.id === 'aiQuestion' && !e.shiftKey) {
+            e.preventDefault();
+            askQuestion();
+        }
+    });
+}
+
+// Initialize Ask AI when DOM is loaded
+document.addEventListener('DOMContentLoaded', function() {
+    setupAskAIEventListeners();
+    console.log('Ask AI initialized successfully');
 });
 
-// Global function for onclick
-window.BlogAI = {
-    toggle: function() {
-        console.log('BlogAI.toggle called');
-        if (window.askAIInstance) {
-            window.askAIInstance.toggle();
-        } else {
-            console.error('Ask AI instance not available');
-        }
-    },
-    ask: function() {
-        console.log('BlogAI.ask called');
-        if (window.askAIInstance) {
-            window.askAIInstance.ask();
-        } else {
-            console.error('Ask AI instance not available');
-        }
-    }
-};
\ No newline at end of file
+// Global functions for onclick handlers
+window.toggleAskAI = toggleAskAI;
+window.askQuestion = askQuestion;
diff --git a/my-blog/templates/base.html b/my-blog/templates/base.html
index d8f128e..51a2953 100644
--- a/my-blog/templates/base.html
+++ b/my-blog/templates/base.html
@@ -49,7 +49,7 @@
                     </a>
                 </div>
                 <div class="header-actions">
-                    <button class="ask-ai-btn" onclick="BlogAI.toggle()" id="askAiButton">
+                    <button class="ask-ai-btn" onclick="toggleAskAI()" id="askAiButton">
                         <span class="ai-icon icon-ai"></span>
                         ai
                     </button>