vspace too big - itu logo doesn't show up

[hannesm]

I had to modify the vspaces in order to see the ITU logo. no clue how to fix that for the general case. diff is:

@@ -60,7 +60,7 @@
 \defbeamertemplate*{title page}{customized}[1][]
 {
   \thispagestyle{empty}
-  \vspace{3em}
+%  \vspace{3em}
   \begin{beamercolorbox}[sep=0.5cm]{title}
   \begin{centering}
   \usebeamerfont{title}\inserttitle\par
@@ -68,17 +68,20 @@
   \end{centering}
   \end{beamercolorbox}
   \bigskip
-  \vspace{1cm}
+%  \vspace{1cm}
   \begin{beamercolorbox}[sep=0pt]{author}
   \begin{centering}
   \usebeamerfont{author}\insertauthor\par
   \usebeamerfont{institute}\insertinstitute\par
   \bigskip
   \usebeamerfont{date}\insertdate\par
-  \vspace{3cm}
+  \vspace{1.3cm}
   \end{centering}

   \includegraphics[width=0.3\textwidth]{ITUlogoukorange}\par

[hannesm]

that's fixed by david. thanks!