Index: ssts-web/src/main/webapp/themes/portalPage/theme/images/bg.jpg
===================================================================
diff -u -r19769 -r37733
Binary files differ
Index: ssts-web/src/main/webapp/themes/portalPage/theme/style/main.css
===================================================================
diff -u -r36772 -r37733
--- ssts-web/src/main/webapp/themes/portalPage/theme/style/main.css	(.../main.css)	(revision 36772)
+++ ssts-web/src/main/webapp/themes/portalPage/theme/style/main.css	(.../main.css)	(revision 37733)
@@ -6,7 +6,13 @@
 	background-image: url(../images/bg.jpg);
 	background-color: #337b47;
 	background-repeat: no-repeat;
+	background-size:100% 100%;
+	background-attachment:fixed;
 	background-position: top right;
+	filter: progid:DXImageTransform.Microsoft.AlphaImageLoader(
+        src='../images/bg.jpg',
+        sizingMethod='scale'
+    );
 }
 
 img {