You can clear your browser cache in the following ways:
Internet Explorer
IE Version 8 on Windows: http://kb.wisc.edu/page.php?id=12314
IE Version 9 & 10 on Windows: http://kb.wisc.edu/page.php?id=15141
Google Chrome
Windows PC: http://kb.wisc.edu/page.php?id=24629
Mac: http://kb.wisc.edu/page.php?id=15153
Firefox
Windows PC: http://pcsupport.about.com/od/maintenance/ht/clearcacheff.htm
Mac: http://support.mozilla.org/en-US/kb/how-clear-firefox-cache#os=mac&browser=fx20
Safari
Windows PC: http://kb.wisc.edu/page.php?id=12382
Mac: http://kb.wisc.edu/page.php?id=12319
Opera
Windows PC: https://kb.wisc.edu/helpdesk/page.php?id=12381
Mac: http://kb.wisc.edu/page.php?id=15152
Note: You can also find useful tutorials and videos about clearing cache on various browsers at: http://www.refreshyourcache.com/en/ff3/