function change(ele) {
document.getElementById('info').innerHTML = ele.alt;
document.getElementById('info').style.backgroundImage = "url(ele.src)";
}
<div id='info'>
This will tell you more about the below image
</div>
<div id='container'>
<div>
<img alt="The mini Barbarian" src="img\barbarian-thumb.jpg" class="pics" onmouseover="change(this)">
</div>
</div>
how do i change the background image of div with id info with the image on which the mouse hover that image is in div tag with id conatiner