Changes

<td width="20%" style="border-bottom: thin solid #cccccc;text-align:right;">[https://mirror.senecacollege.ca/centos/7/isos/x86_64/CentOS-7-x86_64-DVD-2009.iso Download at Seneca Lab]<br>[http://mirror.csclub.uwaterloo.ca/centos/7/isos/x86_64/CentOS-7-x86_64-DVD-2009.iso Download from Home]</td>

</tr>

<td width="10%" style="border-bottom: thin solid #cccccc;">[[Image:ubs-key.png|left|50px]]</td>

<td width="20%" style="border-bottom: thin solid #cccccc;padding-top:25px;padding-bottom:25px;">'''USB Flash Drive'''</td>

<td width="20%" style="border-bottom: thin solid #cccccc;text-align:right;">Optional</td>

<tr>

<td width="10%" style="border-bottom: thin solid #cccccc;">[[Image:log-book.png|left|44px]]</td>