R version 3.0.2 (2013-09-25) -- "Frisbee Sailing"
Copyright (C) 2013 The R Foundation for Statistical Computing
Platform: i686-pc-linux-gnu (32-bit)

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> y <- c(185,188,175,190,198,185,196,183,185,188,196,188,183,208,183,178,178,180,183,203,203,178,190,190,190,196,183,188,185,188,193,193,183,188,185,180,198,190,185,190,183,185,190,185,188,198,196,180,185,190)
> x <- c(175,183,172,188,173,182,164,177,173,177,168,170,170,163,178,184,162,175,174,165,174,176,161,180,176,177,173,173,177,181,172,178,181,185,166,175,180,178,166,177,180,177,180,180,174,174,185,168,175,170)
> par5 = 'Mannen'
> par4 = 'Vrouwen'
> par3 = 'TRUE'
> par2 = 'red'
> par1 = 'blue'
> ylab = 'y'
> xlab = 'x'
> main = 'Back to Back Histogram'
> par5 <- 'Mannen'
> par4 <- 'Vrouwen'
> par3 <- 'TRUE'
> par2 <- 'red'
> par1 <- 'blue'
> #'GNU S' R Code compiled by R2WASP v. 1.2.291 ()
> #Author: root
> #To cite this work: Wessa P., (2012), Back to Back Histogram (v1.0.4) in Free Statistics Software (v$_version), Office for Research Development and Education, URL http://www.wessa.net/rwasp_backtobackhist.wasp/
> #Source of accompanying publication: Office for Research, Development, and Education
> #
> if (par3 == 'TRUE') par3 <- TRUE
> if (par3 == 'FALSE') par3 <- FALSE
> library(Hmisc)
Loading required package: survival
Loading required package: splines
Hmisc library by Frank E Harrell Jr

Type library(help='Hmisc'), ?Overview, or ?Hmisc.Overview')
to see overall documentation.

NOTE:Hmisc no longer redefines [.factor to drop unused levels when
subsetting.  To get the old behavior of Hmisc type dropUnusedLevels().


Attaching package: 'Hmisc'

The following object is masked from 'package:survival':

    untangle.specials

The following objects are masked from 'package:base':

    format.pval, round.POSIXt, trunc.POSIXt, units

> z <- data.frame(cbind(x,y))
> names(z) <- list(par4,par5)
> postscript(file="/var/fisher/rcomp/tmp/1qoq51386608157.ps",horizontal=F,onefile=F,pagecentre=F,paper="special",width=8.3333333333333,height=5.5555555555556) 
> out <- histbackback(z, probability=par3, main = main, ylab = ylab)
> barplot(-out$left, col=par1, horiz=TRUE, space=0, add=TRUE, axes=FALSE)
> barplot(out$right, col=par2, horiz=TRUE, space=0, add=TRUE, axes=FALSE)
> dev.off()
null device 
          1 
> 
> try(system("convert tmp/1qoq51386608157.ps tmp/1qoq51386608157.png",intern=TRUE))
character(0)
> 
> 
> proc.time()
   user  system elapsed 
  1.973   0.323   2.261