react-examples/professional_javascript_for_web/ch12/StyleSheetsExample.htm at master · zhangjunhd/react-examples · GitHub

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<!DOCTYPE html>
<html>
<head>
    <title>Style Sheets Example</title>
    <link rel="stylesheet" title="blah" type="text/css" href="stylesheet1.css">
    <link rel="alternate stylesheet" type="text/css" href="stylesheet2.css">
    <style type="text/css">
        #myDiv {
            background-color: blue;
            width: 100px;
            height: 200px;
        }
    </style>
    <script type="text/javascript">
        function outputStyleSheets(){
            var sheet = null;
            for (var i=0, len=document.styleSheets.length; i < len; i++){
                sheet = document.styleSheets[i];
                alert(sheet.href);
            }
        }

        function toggleStyleSheet(){
            document.styleSheets[0].disabled = !document.styleSheets[0].disabled;
        }
    </script>
</head>
<body>
    <div id="myDiv"></div>
    <input type="button" value="Output Style Sheets" onclick="outputStyleSheets()">
    <input type="button" value="Enable/Disable Style Sheet" onclick="toggleStyleSheet()">


</body>
</html>