This patch has been created against Nagios version 3.0.6 but could still work in future versions that make use of Nagios’ C-based CGI interfaces.
Change into the source tree and apply the patch:
- cd nagios-3.0.6
 - patch -p 0 < status.c-column-width-patch.diff
 
In order to set the column width edit the apropirate CSS file (share/stylesheets/status.css) and add these lines, while changing them as needed:
.statusHost {  }
.statusService { width: 300px; }
.statusStatus {  }
.statusCheck {  }
.statusDuration {  }
.statusAttempt {  }
.statusInformation {  }
DOWNLOAD: CSS column support for (7138 downloads )
