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Hi, there already had been a Tooltips implementation [1] but i wasn''t to happy with that one, not only because they didn''t support simple mouse-hover tooltips (just as they appear when you are using title attributes) But writting this lib was also a good way to get into script.aculo.us and prototype.js. (and i can''t say how impressed i am) So here it is: An all

Dear all, Here is my code which am using to combine 5th column from different data sets. Here is the function to do my job genesymbol.append.file <-NULL gene.column <- NULL readGeneSymbol <- function(files,genesymbol.column=5){ for(i in fnames){ temp <- read.table(fnames,header=T,sep="\t",stringsAsFactors=F,quote="\"")