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<style>
.korpus > div, .korpus > input { display: none; }

.korpus label { padding: 5px; border: 1px solid #aaa; line-height: 28px; cursor: pointer; position: relative; bottom: 1px; background: #fff; }
.korpus input[type="radio"]:checked + label { border-bottom: 2px solid #fff; }

.korpus > input:nth-of-type(1):checked ~ div:nth-of-type(1),
.korpus > input:nth-of-type(2):checked ~ div:nth-of-type(2),
.korpus > input:nth-of-type(3):checked ~ div:nth-of-type(3),
.korpus > input:nth-of-type(4):checked ~ div:nth-of-type(4),
.korpus > input:nth-of-type(5):checked ~ div:nth-of-type(5)
{ display: block; padding: 5px; border: 1px solid #aaa; }
</style>

<div class="korpus">
  <input type="radio" name="odin" checked="checked" id="vkl1"/>
<label for="vkl1">Слайд 1</label>
<input type="radio" name="odin" id="vkl2"/>
<label for="vkl2">Слайд 2</label>
<input type="radio" name="odin" id="vkl3"/>
<label for="vkl3">Слайд 3</label>
<input type="radio" name="odin" id="vkl4"/>
<label for="vkl4">Слайд 4</label>
<input type="radio" name="odin" id="vkl5"/>
<label for="vkl5">Слайд 5</label>
  <div>первая вкладка</div>
  <div>вторая вкладка</div>
  <div><object width="550" height="300"><param name="movie" value="http://embed.pleer.com/list?id=B14j28B29xwakB160w"></param><embed src="http://embed.pleer.com/list?id=B14j28B29xwakB160w" type="application/x-shockwave-flash" width="550" height="300"></embed></object></div>
<div>четвертая вкладка</div>
<div>пятая вкладка</div>
</div>

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