mac=(navigator.appVersion.indexOf("Mac")!=-1)?true:false;
ie=(navigator.appName.charAt(0) == "M")?true:false;
nn=(navigator.appName.charAt(0) == "N")?true:false;

if(mac){
	if(ie){
		document.write("<link rel='stylesheet' href='/tools/css/sl_m_ie.css' type='text/css'>");
	}
	else if(nn){
		document.write("<link rel='stylesheet' href='/tools/css/sl_m_nn.css' type='text/css'>");
	}
}
else{
	if(ie){
		document.write("<link rel='stylesheet' href='/tools/css/sl_w_ie.css' type='text/css'>");
	}
	else if(nn){
		document.write("<link rel='stylesheet' href='/tools/css/sl_w_nn.css' type='text/css'>");
	}
}