Questions and Answers 135Q8 If I run a program, an error message appears or the program does not launch.A This may happen when the program does not support the 800x480 pixels resolution.This is caused by a program that is designed for a minimum resolution of 800x600 pixels andfails to support a resolution lower than its minimum resolution.In this case, change the screen resolution to 800x600 pixels or press the Auto Scaler buttonto change the resolution.Security CenterQ1 To change the popup window display settings when connected to the Internet.In the Windows XP SP2 environment, you can decide whether to display apopup window when connected to the Internet, for user convenience and se-curity.A1 To display most of the popup windows when connected to the Internet:z Click on Internet Options in Start > Control Panel > Security Center > Manage security set-tings for.x In the Privacy tab of Internet Properties, clear Block pop-ups.A2 To display popup windows only from the current site when connected to the Internet:Place the cursor on the notification area at the bottom of the Internet address bar and right-click to display a menu, from which you can select Temporarily Allow Pop-ups or Always AllowPop-ups from This Site.A3 To display popup windows from a particular site:z Click on Internet Options in Start > Control Panel > Security Center > Manage security set-tings for.x In the Privacy tab of Internet Properties, click on Settings from Block pop-ups.c Enter a URL to want to allow pop-ups into Address of Web site to allow and click on Add.v You will find that the entered address is added to the allowed sites list. The next time youconnect to the Web site, you will see pop-ups appearing.When you need to re-block a permitted site, select the Web site address that you want to blockfrom the Allowed Sites and click on Remove.Q2 When you connect to a Web site, you see the message, “To help protect your secu-rity, Internet Explorer stopped this site from installing an ActiveX control on yourcomputer” or “This site might require the following ActiveX control” below the ad-dress bar.A Windows XP SP2 blocks unsigned ActiveX controls from being installed when connected to cer-tain Web sites for security reasons. On some Web sites that have no ActiveX controls installed,applications are not started or do not display properly.In this case, to install ActiveX controls, right-click the notification area to display a menu fromwhich you can select Install ActiveX control.Q3 When you see a Windows Security Alert icon ( ) appear on the right part of thetask bar.With the Security Center feature added, Windows XP SP2 checks the Firewall,the automatic updates configuration and installation of virus-checking pro-