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

document.write("<STYLE TYPE='text/css'><!--");
if(mac){
		document.write(".t1{ font-Size:10px; font-family;Verdana; line-height:14px }");
		document.write(".t2{ font-Size:12px; font-family;Verdana; line-height:16px }")
}
else{
	if(ie){
		document.write(".t1{ font-Size:11px; font-family;Verdana; line-height:15px }");
		document.write(".t2{ font-Size:12px; font-family;Verdana; line-height:17px }")
	}
	else{
		document.write(".t1{ font-Size:11px; font-family;Verdana; line-height:16px }");
		document.write(".t2{ font-Size:12px; font-family;Verdana; line-height:18px }")
	}
}

document.write("--></STYLE>");