http://download.birt-exchange.com/products/demos/birt/DynamicCrosstabIntro/DynamicCrosstabIntro.html
http://www.birt-exchange.org/devshare/designing-birt-reports/
http://www.birt-exchange.org/modules/documentation/#currentdocs
http://download.birt-exchange.com/products/demos/birt/DynamicCrosstabIntro/DynamicCrosstabIntro.html
http://www.birt-exchange.org/devshare/designing-birt-reports/
http://www.birt-exchange.org/modules/documentation/#currentdocs