JSFiddle - React, Tailwind, and code Playground

HTML

<html>  
<head>  
<script type="text/javascript">  
function montarRelatorio(){  
var divR = document.getElementById("divRelatorio"<img src="http://javafree.uol.com.br/forum/images/smiles/icon_wink.gif">;  
var txtR = document.getElementById("txt"<img src="http://javafree.uol.com.br/forum/images/smiles/icon_wink.gif">;  
divR.innerHTML = txtR.value;  
}  
</script>  
</head>  
<body>  
<input type="text" id="txt" onblur="montarRelatorio()"/>  
<div id="divRelatorio" style="width:300px; height:200px; border:solid 1px">  
</div>  
</body>  
</html>

CSS

#showedText{
    display: none;
}

JavaScript

$(function(){
    $('#myTextarea').on('keyup',function(){
        $('#showedText').text('Just a test!').stop().fadeIn(700, "linear");
    setTimeout(function(){$('#showedText').stop().fadeOut(700, "linear");},2000);
    });
});