log4net Demo
............\LogDemo.sln
............\UpgradeLog.XML
............\WebSite
............\.......\App_Code
............\.......\........\Global.cs
............\.......\App_Data
............\.......\Bin
............\.......\...\log4net.dll
............\.......\Default.aspx
............\.......\Default.aspx.cs
............\.......\Global.asax
............\.......\log4net.xml
............\.......\Logs
............\.......\....\website.txt
............\.......\Web.Config
............\_UpgradeReport_Files
............\....................\UpgradeReport.css
............\....................\UpgradeReport.xslt
............\....................\UpgradeReport_Minus.gif
............\....................\UpgradeReport_Plus.gif