Simple Line Chart (GPL)
SOURCE: s = userSource(id("Employeedata"))
DATA: salbegin=col(source(s), name("salbegin"))
DATA: salary=col(source(s), name("salary"))
GUIDE: axis(dim(2), label("Current Salary"))
GUIDE: axis(dim(1), label("Beginning Salary"))
ELEMENT: line(position(salbegin*salary))
