<ul class="bubblewrap">
<li><a href="#"><img src="http://dynamicdrive.com/cssexamples/media/stumbleupon.png" title="Add to Stumbleupon" /></a></li>
<li><a href="http://Vn-Link.tk"><img src="http://dynamicdrive.com/cssexamples/media/facebook.png" title="Add to Facebook" /></a></li>
<li><a href="http://Vn-Link.tk"><img src="http://dynamicdrive.com/cssexamples/media/digg.png" title="Add to Digg" /></a></li>
<li><a href="http://Vn-Link.tk"><img src="http://dynamicdrive.com/cssexamples/media/twitter.png" title="Add to Twitter" /></a></li>
<li><a href="http://Vn-Link.tk"><img src="http://dynamicdrive.com/cssexamples/media/rss.png" title="Add RSS Feed" /></a></li>
</ul>
​

<style type="text/css">

.bubblewrap{
list-style-type:none;
margin:0;
padding:0;
}

.bubblewrap li{
display:inline;
width: 65px;
height:60px;
}

.bubblewrap li img{
width: 55px; /* width of each image.*/
height: 60px; /* height of each image.*/
border:0;
margin-right: 12px; /*spacing between each image*/
-webkit-transition:-webkit-transform 0.1s ease-in; /*animate transform property */
-o-transition:-o-transform 0.1s ease-in; /*animate transform property in Opera */
}

.bubblewrap li img:hover{
-moz-transform:scale(1.8); /*scale up image 1.8x*/
-webkit-transform:scale(1.8);
-o-transform:scale(1.8);
}

</style>

​