You should be able to see the drawing in this page, only if AutoDWG Active-X was installed, it enables IE functionality of viewing DWG/DXF files on line. Please download and install it from here.
Please open it up with IE, then the drawing will unveil to you
Note:
This AutoDWG Active-X enables IE functionality of viewing DWG/DXF files on line, however it only works with Internet Explorer, or IE tabs for Chrome/Firefox.
Viewing of CAD drawings requests installation of DWGViewX active-x, which may take few minutes... please accept all IE warnings during this installation.
This demo page automatically install Microsoft signed .cab as an IE plugin, if it still won't show up the drawing, please download and install it from following link, then press F5 button to refresh this page and view the drawing.
The control only works with IE directly, to work with Firefox or Chrome, please install the ActiveX manually and use the ff-activex-host, IE Tab Plus or other add-ons to support the ActiveX control.