gridToSVG, to produce an SVG document with
hyperlinked graphical elements.hyperlinkGrob(x, href, show=NULL, group=TRUE)
grid.hyperlink(path, href, show=NULL, group=TRUE, grep=FALSE)group argument below).NULL and "" will avoid adding an attribute. The most
common cases are to use "new" to open a link in a new
window/tab, or "replace"path should be treated as a regular
expression.gridToSVG