diff --git a/zkwebui/WEB-INF/src/org/adempiere/webui/window/ZkJRViewer.java b/zkwebui/WEB-INF/src/org/adempiere/webui/window/ZkJRViewer.java
index 6a76ea2b26..dfc72f4a7e 100644
--- a/zkwebui/WEB-INF/src/org/adempiere/webui/window/ZkJRViewer.java
+++ b/zkwebui/WEB-INF/src/org/adempiere/webui/window/ZkJRViewer.java
@@ -60,5 +60,5 @@ public class ZkJRViewer extends Window {
 		this.appendChild(grid);
 		
 		this.setBorder("normal");
-	}	
+	}		
 }
diff --git a/zkwebui/WEB-INF/src/org/adempiere/webui/window/ZkJRViewerProvider.java b/zkwebui/WEB-INF/src/org/adempiere/webui/window/ZkJRViewerProvider.java
index bdb514b8cf..9d2324cb31 100644
--- a/zkwebui/WEB-INF/src/org/adempiere/webui/window/ZkJRViewerProvider.java
+++ b/zkwebui/WEB-INF/src/org/adempiere/webui/window/ZkJRViewerProvider.java
@@ -3,8 +3,8 @@ package org.adempiere.webui.window;
 import net.sf.jasperreports.engine.JRException;
 import net.sf.jasperreports.engine.JasperPrint;
 
-import org.adempiere.webui.apps.AEnv;
 import org.adempiere.webui.component.Window;
+import org.adempiere.webui.session.SessionManager;
 import org.compiere.report.JRViewerProvider;
 
 public class ZkJRViewerProvider implements JRViewerProvider {
@@ -12,10 +12,10 @@ public class ZkJRViewerProvider implements JRViewerProvider {
 	public void openViewer(JasperPrint jasperPrint, String title)
 			throws JRException {
 		Window viewer = new ZkJRViewer(jasperPrint, title);
-		viewer.setAttribute("mode", "modal");
-		viewer.setClosable(true);
 		viewer.setWidth("95%");
-		AEnv.showWindow(viewer);
+		
+		viewer.setAttribute(Window.MODE_KEY, Window.MODE_EMBEDDED);
+		SessionManager.getAppDesktop().showWindow(viewer);
 	}
 
 }
diff --git a/zkwebui/WEB-INF/src/org/adempiere/webui/window/ZkReportViewerProvider.java b/zkwebui/WEB-INF/src/org/adempiere/webui/window/ZkReportViewerProvider.java
index 249195dbe2..d51d92ec68 100644
--- a/zkwebui/WEB-INF/src/org/adempiere/webui/window/ZkReportViewerProvider.java
+++ b/zkwebui/WEB-INF/src/org/adempiere/webui/window/ZkReportViewerProvider.java
@@ -30,8 +30,6 @@ public class ZkReportViewerProvider implements ReportViewerProvider {
 
 	public void openViewer(ReportEngine report) {
 		Window viewer = new ZkReportViewer(report, report.getName());
-		viewer.setAttribute("mode", "overlapped");
-		viewer.setClosable(true);
 		viewer.setWidth("95%");
 		
 		viewer.setAttribute(Window.MODE_KEY, Window.MODE_EMBEDDED);