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	<!DOCTYPE html>
	<html lang="en">

	<head>
	<meta charset="UTF-8">
	<title>Fill Mask - Hugging Face Transformers.js</title>

	<script type="module">
	// Import the library
	import { pipeline } from 'https://cdn.jsdelivr.net/npm/@xenova/transformers@2.5.4';

	// Make it available globally
	window.pipeline = pipeline;
	</script>

	<link href="https://cdn.jsdelivr.net/npm/bootstrap@5.1.0/dist/css/bootstrap.min.css" rel="stylesheet">

	<link rel="stylesheet" href="css/styles.css">
	</head>

	<body>
	<div class="container-main">
	<!-- Page Header -->
	<div class="header">
	<div class="header-logo">
	<img src="images/logo.png" alt="logo">
	</div>
	<div class="header-main-text">
	<h1>Hugging Face Transformers.js</h1>
	</div>
	<div class="header-sub-text">
	<h3>Free AI Models for JavaScript Web Development</h3>
	</div>
	</div>
	<hr> <!-- Separator -->

	<!-- Back to Home button -->
	<div class="row mt-5">
	<div class="col-md-12 text-center">
	<a href="index.html" class="btn btn-outline-secondary"
	style="color: #3c650b; border-color: #3c650b;">Back to Main Page</a>
	</div>
	</div>

	<!-- Content -->
	<div class="container mt-5">
	<!-- Centered Titles -->
	<div class="text-center">
	<h2>Natural Language Processing</h2>
	<h4>Fill Mask</h4>
	</div>

	<!-- Actual Content of this page -->
	<div id="fill-mask-container" class="container mt-4">
	<h5>Unmask with bert-base-uncased:</h5>
	<div class="d-flex align-items-center">
	<label for="fillMaskText" class="mb-0 text-nowrap" style="margin-right: 15px;">Enter Text with
	Mask:</label>
	<input type="text" class="form-control flex-grow-1" id="fillMaskText" value="The goal of life is [MASK]."
	placeholder="Enter text" style="margin-right: 15px; margin-left: 15px;">
	<button id="fillMaskButton" class="btn btn-primary" onclick="fillMask()">Unmask</button>
	</div>
	<div class="mt-4">
	<h4>Output:</h4>
	<pre id="outputArea"></pre>
	</div>
	</div>

	<hr> <!-- Line Separator -->

	<div id="fill-mask-container2" class="container mt-4">
	<h5>Unmask with bert-base-cased (Return Top Result):</h5>
	<div class="d-flex align-items-center">
	<label for="fillMaskText2" class="mb-0 text-nowrap" style="margin-right: 15px;">Enter Text with
	Mask:</label>
	<input type="text" class="form-control flex-grow-1" id="fillMaskText2" value="The Milky Way is a [MASK] galaxy"
	placeholder="Enter text" style="margin-right: 15px; margin-left: 15px;">
	<button id="fillMaskButton2" class="btn btn-primary" onclick="fillMaskTopResult()">Unmask</button>
	</div>
	<div class="mt-4">
	<h4>Output:</h4>
	<pre id="outputArea2"></pre>
	</div>
	</div>

	<!-- Back to Home button -->
	<div class="row mt-5">
	<div class="col-md-12 text-center">
	<a href="index.html" class="btn btn-outline-secondary"
	style="color: #3c650b; border-color: #3c650b;">Back to Main Page</a>
	</div>
	</div>
	</div>
	</div>

	<script>

	let unmaskeruncased;
	let unmaskerncased;

	// Initialize the sentiment analysis model
	async function initializeModel() {
	unmaskeruncased = await pipeline('fill-mask', 'Xenova/bert-base-uncased');
	unmaskerncased = await pipeline('fill-mask', 'Xenova/bert-base-cased');
	}

	async function fillMask() {
	const textFieldValue = document.getElementById("fillMaskText").value.trim();

	const result = await unmaskeruncased(textFieldValue);

	document.getElementById("outputArea").innerText = JSON.stringify(result, null, 2);
	}

	async function fillMaskTopResult() {
	const textFieldValue = document.getElementById("fillMaskText2").value.trim();

	const result = await unmaskerncased(textFieldValue, { topk: 1 });

	document.getElementById("outputArea2").innerText = JSON.stringify(result, null, 2);
	}

	// Initialize the model after the DOM is completely loaded
	window.addEventListener("DOMContentLoaded", initializeModel);
	</script>
	</body>

	</html>