//for mac apply extra style sheet
<!--
if(navigator.appVersion.indexOf('Mac')!=-1){ 
	if (navigator.appName.indexOf('Netscape')!=-1) {document.write('<link href="_scripts/pm_mac_ns.css" rel="stylesheet" type="text/css">');}
else { document.write('<link href="_scripts/pm_mac_ie.css" rel="stylesheet" type="text/css">');}
}
-->