For 1.0, try this:
CODE
<style>
.profileInfo a img {height: #px; width: #px;}
.profileInfo a img:hover {height: #px; width: #px;}
</style>
For 2.0, try this:
CODE
.basicInfoModule a img.photo {height: #px; width: #px;}
.basicInfoModule a img.photo:hover {height: #px; width: #px;}