Yes, this worked!
Thank you very much!!
Marion

2012/5/9 Jim Lemon <jim@bitwrit.com.au>

> On 05/09/2012 07:12 PM, Marion Wenty wrote:
>
>> Dear R-helpers,
>>
>> I would like to draw white lines in my barplots to improve the
>> visualization.
>>
>> I include an example:
>>
>> barplot(sample(1:100,15),**width=0.59,horiz=T,col="**
>> steelblue",border="NA",axes=F,**ylim=c(0,10),xlim=c(0,100))
>>   abline(v = seq(10, zehnind, by = 10), col = "white")
>> axis(1,at=ticks,las=1,labels=**paste(ticks,"%",sep=""))
>>
>> my problem is, that the white lines are not long enough at the top.
>>
>> I also tried the function lines and asix, which didn't work either,
>> neither
>> did changing the ylim.
>>
>>  Hi Marion,
> Try this:
>
> ...
> par(xpd=TRUE)
>
> abline(v = seq(10, zehnind, by = 10), col = "white")
> par(xpd=FALSE)
> ...
>
> Jim
>

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