<div style="text-align: right">
<a style="cursor: pointer"><span class="glyphicon glyphicon-zoom-out" onclick="graph_zoom('<%= divId %>', '<%= svgId %>', .9)"></span></a>
<a style="cursor: pointer"><span class="glyphicon glyphicon-zoom-in" onclick="graph_zoom('<%= divId %>', '<%= svgId %>', 1./.9)"></span></a>
<div style="text-align: right">
<a style="cursor: pointer"><span class="glyphicon glyphicon-zoom-out" onclick="graph_zoom('<%= divId %>', '<%= svgId %>', .9)"></span></a>
<a style="cursor: pointer"><span class="glyphicon glyphicon-zoom-in" onclick="graph_zoom('<%= divId %>', '<%= svgId %>', 1./.9)"></span></a>