browser_version = parseInt(navigator.appVersion);
browser_type = navigator.appName;
if (browser_type == "Microsoft Internet Explorer" && (browser_version>=4)) {
document.write("");
}
else if (navigator.userAgent.indexOf('Firefox') != -1) {
document.write("");
}
else if (navigator.userAgent.indexOf("Safari") != -1 ) {
document.write("");
}
else if (browser_type == "Netscape" && (browser_version>=4)) {
document.write("");
}
else if (navigator.userAgent.toLowerCase().indexOf("chrome") > -1) {
document.write("");
}