var csstype="inline"

var mac_css='#mainNav a{font-size: 8.5pt; } #nhlnetwork {top: 7px;} #calendar {padding: 5px 0 10px 12px;}' 
var pc_css='' //if "inline", specify PC/default css here

var mactest=navigator.userAgent.indexOf("Mac")!=-1
if (csstype=="inline"){
document.write('<style type="text/css">')
if (mactest)
document.write(mac_css)
else
document.write(pc_css)
document.write('</style>')
}
else if (csstype=="external")
document.write('<link rel="stylesheet" type="text/css" href="'+ (mactest? mac_externalcss : pc_externalcss) +'">')