vincent oorsprong visual report writer vrw dataflex vdf report writer dataflex web framework reporting web reporting visual dataflex web dfw lines sql application framework website extension reports design web app live nested external library function cleanup dynamic ai border style arrays demo. livesite paths free phone number dennis piccioni selection list change text stephen w meeley framework elf database enumeration column values livesite dai box files esql rounded corners cache files programming structs codedescription formatting message byref cweblist data source checkbox image fonts webapp framework report connection filler error windows integrationthe integration variable height folders null demo