Hello Marc
I tested this only the last Test shows the Tabs Vertical
Thanks for your help.
```
\define testFunction(alignmentTabs:"", tName:"" )
Second Test: <<alignmentTabs>>,$alignmentTabs$
<$macrocall $name="tabs" tabsList="[tag[$tName$]nsort[order]]" class="""$alignmentTabs$""" />
\end
\define dynamicTabs(current:"", tName:"" )
<$set name="alignmentTabs" value="tc-vertical" >
First Test: <<alignmentTabs>>,$alignmentTabs$
<$macrocall $name="tabs" tabsList="""[tag[$tName$]nsort[order]]""" class="""<<alignmentTabs>>""" />
<br/>
<$macrocall $name="testFunction" alignmentTabs="""<<alignmentTabs>>""" tName="""$tName$""" />
<br/>
Last Test:
<$macrocall $name="tabs" tabsList="""[tag[$tName$]nsort[order]]""" class="tc-vertical" />
</$set>
''
\end
<$macrocall $name="dynamicTabs" current=<<currentTiddler>> tName="TableOfContents"/>
```