<tr name="use_issues_row">
<th style="border-right:1px solid #DDD;" width="140px">Issues Tracking</th>
<td><field name="use_issues" nolabel="1"/></td>
- <td style="text-align:right;" width="110px"><button class="oe_btn_width" name="%(act_project_project_2_project_issue_all)d" string="Issues" type="action" attrs="{'invisible':[('use_issues','=', 0)]}"/></td>
+ <td style="text-align:right;" width="110px"><button icon="terp-stock_symbol-selection" class="oe_btn_width" name="%(act_project_project_2_project_issue_all)d" string="Issues" type="action" attrs="{'invisible':[('use_issues','=', 0)]}"/></td>
</tr>
</xpath>
<field name="priority" position="before">