//tmtC_cssOnBrowser
tmt_css_NN = "/styles/mac.css";
tmt_css_IE = "/styles/pc.css";
if(document.layers && (navigator.appVersion.indexOf("Mac")!= -1)){
   document.write("<link rel='stylesheet' href='" + tmt_css_NN + "' type='text/css'>");
}

else if (navigator.vendor == ("Netscape6") || navigator.product == ("Gecko")) {
   document.write("<link rel='stylesheet' href='" + tmt_css_NN + "' type='text/css'>");
}

else if (document.layers){
   document.write("<link rel='stylesheet' href='" + tmt_css_IE + "' type='text/css'>");
    } 
else if (document.all){
   document.write("<link rel='stylesheet' href='" + tmt_css_IE + "' type='text/css'>");
}//tmtC_cssOnBrowserEnd