wrapping links in css

#permalink_section
{
    white-space: pre-wrap; /* CSS3 */    
    white-space: -moz-pre-wrap; /* Mozilla, since 1999 */
    white-space: -pre-wrap; /* Opera 4-6 */    
    white-space: -o-pre-wrap; /* Opera 7 */    
    word-wrap: break-word; /* Internet Explorer 5.5+ */
}