1.http://www.codedigest.com/Articles/jQuery/224_Building_Cascading_DropDownList_in_ASPNet_Using_jQuery_and_JSON.aspx
2.http://www.developertutorials.com/tutorials/javascript/client-side-data-binding-using-jquery-796/
3 http://www.java2s.com/Tutorial/Oracle/0440__PL-SQL-Statements/CASEstatements.htm
4.http://www.java2s.com/Code/JavaScript/Javascript-Properties/CatalogJavascript-Properties.htm
5.http://www.delphifaq.com/faq/javascript/f1038.shtml
6.http://www.velocityreviews.com/forums/t84123-button-click-executes-postback-page-not-valid.html
5.http://social.msdn.microsoft.com/Forums/en-US/winformsdesigner/thread/c1f66568-1ece-483c-969c-6dc66ea77c49
6 http://www.aspsnippets.com/Articles/Validating-ASP.Net-ListBox-Control-client-side-using-Custom-Validator.aspx
7.http://www.codeproject.com/KB/cs/AgileWare_Convert_Int32.aspx
8.http://www.java2s.com/Tutorial/CSharp/0140__Class/VirtualMethodsandOverriding.htm
9.http://blog.sqlauthority.com/2008/04/02/sql-server-find-nth-highest-salary-of-employee-query-to-retrieve-the-nth-maximum-value/
10.http://www.beansoftware.com/ASP.NET-Tutorials/Using-Crystal-Reports.aspx
11.http://www.programmersheaven.com/user/spickersgill/blog/956-Delegates-Explained-in-Plain-English/
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