'pixelWidth' Example
<head> <script language="JavaScript"> function function1(){ myDiv.style.pixelWidth = 20; } </script> </head> <body> <div id="myDiv" style="background-color:#EEEEEE; position:absolute; width:300; cursor:hand"; onmouseover="function1()" onmouseout="this.style.pixelWidth=600"> Move your mouse in and out. </div> </body>