tsideplot(series1, series2, main = "", return.to.default = T, xaxis = NULL, col = "red", ...)plot.default.par.Set return.to.default=TRUE to keep the new settings, otherwise
default to revert to previous par values. xaxis parameter is the optional
xaxis, if not provided then if(is.null(xaxis)) {xaxis=
c(1:length(series1))} is used.
par, plot.default.