R version 2.9.0 (2009-04-17)
Copyright (C) 2009 The R Foundation for Statistical Computing
ISBN 3-900051-07-0

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> y <- c(100,100.00,93.55,88.17,89.25,91.40,92.47,91.40,88.17,87.10,84.95,92.47,93.55,93.55,91.40,90.32,91.40,93.55,93.55,92.47,91.40,89.25,86.02,88.17,87.10,87.10,86.02,84.95,84.95,86.02,86.02,84.95,86.02,82.80,77.42,80.65,78.49,75.27,75.27,75.27,77.42,78.49,76.34,73.12,68.82,65.59,69.89,82.80,84.95,80.65,74.19,70.97,74.19,82.80,86.02,86.02,82.80,78.49,79.57,87.10,89.25)
> x <- c(100,98.20,90.09,82.88,82.88,85.59,86.49,85.59,81.98,80.18,81.08,90.99,92.79,91.89,86.49,82.88,83.78,84.68,84.68,82.88,81.08,81.08,81.08,88.29,90.09,88.29,83.78,81.08,81.08,81.98,81.98,81.98,82.88,79.28,74.77,75.68,72.97,69.37,71.17,71.17,72.07,71.17,68.47,63.96,61.26,58.56,62.16,73.87,78.38,74.77,71.17,67.57,70.27,74.77,75.68,73.87,69.37,64.86,65.77,72.97,76.58)
> par5 = 'wtot'
> par4 = 'wvrouw'
> par3 = 'TRUE'
> par2 = 'grey'
> par1 = 'grey'
> ylab = ''
> main = 'Back to Back Histogram'
> #'GNU S' R Code compiled by R2WASP v. 1.0.44 ()
> #Author: Prof. Dr. P. Wessa
> #To cite this work: AUTHOR(S), (YEAR), YOUR SOFTWARE TITLE (vNUMBER) in Free Statistics Software (v$_version), Office for Research Development and Education, URL http://www.wessa.net/rwasp_YOURPAGE.wasp/
> #Source of accompanying publication: Office for Research, Development, and Education
> #Technical description: Write here your technical program description (don't use hard returns!)
> if (par3 == 'TRUE') par3 <- TRUE
> if (par3 == 'FALSE') par3 <- FALSE
> library(Hmisc)
Loading required package: survival
Loading required package: splines

Attaching package: 'Hmisc'


	The following object(s) are masked from package:survival :

	 untangle.specials 


	The following object(s) 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/www/html/rcomp/tmp/1llw31258203031.ps",horizontal=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 
> 
> system("convert tmp/1llw31258203031.ps tmp/1llw31258203031.png")
> 
> 
> proc.time()
   user  system elapsed 
  0.564   0.168   0.884