<head>
<meta charset="utf-8"> <meta http-equiv="X-UA-Compatible" content="IE=edge"> <meta name="viewport" content="width=device-width, initial-scale=1"> <title>{% if page.title %}{{ page.title | escape }}{% else %}{{ site.title | escape }}{% endif %}</title> <meta name="description" content="{{ page.excerpt | default: site.description | strip_html | normalize_whitespace | truncate: 160 | escape }}"> <link rel="stylesheet" href="{{ "/assets/main_blockly.css" | relative_url }}"> <link rel="canonical" href="{{ page.url | replace:'index.html','' | absolute_url }}"> <script src="{{ "/assets/js/blockly_compressed.js" | relative_url }}"></script> <script src="{{ "/assets/js/blocks_compressed.js" | relative_url }}"></script> <script src="{{ "/assets/msg/js/en.js" | relative_url }}"></script>
</head>