40 lines
1.1 KiB
HTML
40 lines
1.1 KiB
HTML
<!DOCTYPE html>
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<html>
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<head>
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<title></title>
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</head>
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<style>
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.inv {
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display: none;
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}
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</style>
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<body>
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<select id="target">
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<option value="">Select...</option>
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<option value="content_1">Option 1</option>
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<option value="content_2">Option 2</option>
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<option value="content_3">Option 3</option>
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<select>
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<div id="content_1" class="inv">Content 1</div>
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<div id="content_2" class="inv">Content 2</div>
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<div id="content_3" class="inv">Content 3</div>
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<script>
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document
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.getElementById('target')
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.addEventListener('change', function () {
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'use strict';
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var vis = document.querySelector('.vis'),
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target = document.getElementById(this.value);
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if (vis !== null) {
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vis.className = 'inv';
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}
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if (target !== null ) {
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target.className = 'vis';
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}
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});
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</script>
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</body>
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</html>
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