Hi,
You can remove the whole left pane using jquery .Here are the detailed steps:
- Open the gantt view in browser and press F12 ,you can use the arrow to select the left pane and get the div id .
- Then choose Site Actions>Edit Page .Add a content editor web part under the gantt view .
- Click Click here to add content .Then choose HTML >Edit HTML Source .
- Add the code below to hide the left pane .
<script src="http://code.jquery.com/jquery-latest.js" type="text/javascript">
</script>
<script type="text/javascript">
$(document).ready(function(){
setTimeout(function{hide()},100);
});
function hide(){
document.getElementById("ctl00_m_g_23383f59_80bb_4d7f_9bb2_7957e521ce66_ListViewWebPartJSGrid_leftpane").style.display='none';//you need to change the id to your leftpanes id
};
</script>
Thanks,
Enta