parser.add_option("-r","--refgene-directory",metavar="DIR",dest="refgene_dir",help="Specifies the directory that contains refGene-converted.txt",default="/humgen/gsa-hpprojects/GATK/data/Annotations/refseq/raw/")
parser.add_option("-u","--ucsc",dest="ucsc",action="store_true",default=False,help="Generate the output file for use with the NCBI reference genome (this effects chromosome order and naming (eg. M chromosome is first and its called 'chrM' instead of 'MT')).")
parser.add_option("-n","--ncbi",dest="ncbi",action="store_true",default=False,help="Generate the output file for use with the UCSC reference genome (this effects chromosome order and naming (eg. MT chromosome is last and its called 'MT' instead of 'chrM')).")
contigs+=["chr"+str(x)+"_random"forxinset(contig_chars).difference(set(['M','MT',12,14,20,'X','Y']))]# There's no _random chromosomes for chrM,12,14,20,Y