Adding gateway admin documentation
diff --git a/docs/index.md b/docs/index.md
index ce20f9b..24fc3d0 100644
--- a/docs/index.md
+++ b/docs/index.md
@@ -20,10 +20,10 @@
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-<button type="button" style="color:#f2f2f2;text-align:center;font-weight:lighter;background-color:#2481b9;width:220px;border: 2px solid #2481b9;border-radius:4px"><a style="color:white" href="user-documentation/quick-start" target="_blank" ><br/><br/><b>Admin User Quick Start</b><br/></br></br></a></button>&nbsp; &nbsp; &nbsp;
+<button type="button" style="color:#f2f2f2;text-align:center;font-weight:lighter;background-color:#2481b9;width:220px;border: 2px solid #2481b9;border-radius:4px"><a style="color:white" href="/user-documentation/quick-start" target="_blank" ><br/><br/><b>Admin User Quick Start</b><br/></br></br></a></button>&nbsp; &nbsp; &nbsp;
 <button type="button" style="color:#f2f2f2;text-align:center;font-weight:lighter;background-color:#2481b9;width:220px;border: 2px solid #2481b9;border-radius:4px"><a style="color:white" href="user-documentation/application-catalog" target="_blank" ><br/><br/><b>Application Catalog</b><br/></br></br></a></button>&nbsp; &nbsp; &nbsp;
 <button type="button" style="color:#f2f2f2;text-align:center;font-weight:lighter;background-color:#2481b9;width:220px;border: 2px solid #2481b9;border-radius:4px"><a style="color:white" href="user-documentation/exp-statistics" target="_blank" ><br/><br/><b>Experiment Statistics</b><br/><br></br></a></button>&nbsp; &nbsp;
-<button type="button" style="color:#f2f2f2;text-align:center;font-weight:lighter;background-color:#2481b9;width:220px;border: 2px solid #2481b9;border-radius:4px"><a style="color:white" href="installation/manage-users" target="_blank"><br/><br/><b>Manage Users</b><br/></br><br/></a></button>&nbsp; &nbsp; &nbsp;
+<button type="button" style="color:#f2f2f2;text-align:center;font-weight:lighter;background-color:#2481b9;width:220px;border: 2px solid #2481b9;border-radius:4px"><a style="color:white" href="user-documentation/manage-users" target="_blank"><br/><br/><b>Manage Users</b><br/></br><br/></a></button>&nbsp; &nbsp; &nbsp;
 
 <!--<button type="button" style="color:#f2f2f2;text-align:center;font-weight:lighter;background-color:#2481b9;width:220px;border: 2px solid #2481b9;border-radius:4px"><a style="color:white" href="http://airavata.readthedocs.io/en/latest/ target="_blank"><b>User Guide</b></br><br>In-detail documentation on how to install, configure and do upgrades for gateway admins.</br>Step by step guide for gateway users as well.</br></a></button>-->
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