решение IE8+
<div id="divResult" style=" color:red;">
<div id="avatar"></div>
<div id="info">Инфо</div>
<div id="coment" class="divRecord"></div>
<p>
<input type="button" name="submit" onclick="addRecord5(984,this)" value="Отправить" return="" false=""/>
</p>
</div>
<div id="clear"/>
<div id="divResult" style=" color:red;">
<div id="avatar"></div>
<div id="info">Инфо</div>
<div id="coment" class="divRecord"></div>
<p>
<input type="button" name="submit" onclick="addRecord5(987,this)" value="Отправить" return="" false=""/>
</p>
</div>
<div id="clear"/>
<script type="text/javascript">
function addRecord5(Num,ThiS) {
var del= ThiS.parentNode.parentNode.querySelector('#info');
del.parentNode.removeChild(del);
}
</script>