overflow

<div style="overflow:hidden; width:45px; height:45px;">
<img src="testbild.gif" width="100" height="80"></div>

<div style="overflow:visible; width:45px; height:45px;">
<img src="testbild.gif" width="100" height="80"></div>

<div style="overflow:scroll; width:45px; height:45px;">
<img src="testbild.gif" width="100" height="80"></div>