var getstylesheet;
if (navigator.appVersion.indexOf('Macintosh') != -1) 
 	getstylesheet = '/citywork/planning/census2000/shared/MAC_censustable_styles.css';
else
 	getstylesheet = '/citywork/planning/census2000/shared/PC_censustable_styles.css'; 
 document.write('<link rel="stylesheet" href="' + getstylesheet + '" >')