Browser Requirements

Windows

Firefox

1.0.2 through 3.6

Internet Explorer

6.0 through 8.0

Netscape

4.74 through 6.0, and 6.1. 6.01 is not supported. Print Services require 6.1

Mac OS

Firefox

1.0.7 through 3.6

Internet Explorer

5.2 only

Netscape

4.75 only

Safari

2.0 through 4.0.4

Other Requirements

JavaScript

Must be enabled

Cookies

Must be set to accept all cookies

SSL/Secure Mode

Required (to make sure your browser is secure, look for a closed lock or an unbroken key at the bottom of the Checkout page)

Encryption Level

128 bit

HTML Frames

Must be supported

Screen Resolution

Must be at least 800 x 600

Delayed Response with MS Proxy Server

If you are using Microsoft Proxy Server and experiencing problems connecting to our ordering site such as Delayed Response to HTTPS Requests or Server Timeouts, please review Microsoft Knowledge Base Article - Q191414 for a solution of this problem or download Proxy Server 2.0 Service Pack 1.