updated with minor fix

src/main/java/org/gcube/portlets/user/MailForm.java

@@ -41,11 +41,14 @@ public class MailForm extends MVCPortlet {
 		HttpServletRequest request = PortalUtil.getHttpServletRequest(actionRequest);
 		String hostname = PortalUtil.getHost(actionRequest);
 		System.out.println("hostname to split:" + hostname);
-		String[] splits =  hostname.split("www.");
 		String emailAddress = "info@d4science.org";
+		if (hostname.equalsIgnoreCase("gcube-system.org")) {
+			emailAddress = "info@gcube-system.org";
+		} else {
+			String[] splits =  hostname.split("www.");
 			if (splits.length > 1)
 				emailAddress = "info@"+ hostname.split("www.")[1];
-		
+		}
 		try {
 			/**
 			 * This is the actual code which validate captcha data entered by user.