canviz.js: Instead of x and y, use variable names that clearly indicate what coordinate they represent, such as l, t, and b.
canviz.js: Instead of x and y, use variable names that clearly indicate what coordinate they represent, such as l, t, and b.


git-svn-id: d236aa11b63010c45751038f21095274a1190d52@199 96afbf3d-d051-0410-af9b-0f47d9322047

svn2github/canviz,svn2github/canviz,svn2github/canviz