captcha changed every 5 second ,images of captcha come from certain folde,work with framwark3.5




File list:
WaveIT
.....\WaveIT
.....\......\bin
.....\......\...\Debug
.....\......\...\.....\CaptchaPics
.....\......\...\.....\...........\0.jpg

.....\......\...\.....\...........\1.jpg

.....\......\...\.....\...........\10.jpg

.....\......\...\.....\...........\11.jpg

.....\......\...\.....\...........\2.jpg

.....\......\...\.....\...........\3.jpg

.....\......\...\.....\...........\4.jpg

.....\......\...\.....\...........\5.jpg

.....\......\...\.....\...........\6.jpg

.....\......\...\.....\...........\7.jpg

.....\......\...\.....\...........\8.jpg

.....\......\...\.....\...........\9.jpg

.....\......\...\.....\WaveIT.exe
.....\......\...\.....\WaveIT.pdb
.....\......\...\.....\WaveIT.vshost.exe
.....\......\...\Release
.....\......\obj
.....\......\...\x86
.....\......\...\...\Debug
.....\......\...\...\.....\TempPE
.....\......\...\...\.....\build.force
.....\......\...\...\.....\DesignTimeResolveAssemblyReferencesInput.cache
.....\......\...\...\.....\GenerateResource-ResGen.read.1.tlog
.....\......\...\...\.....\GenerateResource-ResGen.write.1.tlog
.....\......\...\...\.....\WaveIT.CaptchaForm.resources
.....\......\...\...\.....\WaveIT.csproj.FileListAbsolute.txt
.....\......\...\...\.....\WaveIT.exe
.....\......\...\...\.....\WaveIT.pdb
.....\......\...\...\.....\WaveIT.Properties.Resources.resources
.....\......\Properties
.....\......\..........\AssemblyInfo.cs
.....\......\..........\Resources.Designer.cs
.....\......\..........\Resources.resx
.....\......\..........\Settings.Designer.cs
.....\......\..........\Settings.settings
.....\......\Res
.....\......\...\Err.jpg

.....\......\...\snd.wav
.....\......\...\wait.jpg

.....\......\...\wmz.ico

.....\......\CaptchaForm.cs
.....\......\CaptchaForm.Designer.cs
.....\......\CaptchaForm.resx
.....\......\Program.cs
.....\......\WaveIT.csproj
.....\......\WaveIT.csproj.user
.....\WaveIT.sln
.....\WaveIT.suo