"*************************************************************************"
"updatetext(directory,inText,outText) - Do a search-and-replace on        "
"                    all ascii text files in the named directory. The     "
"                    first argument is the directory.  Argument 2 is      "                  
"                    text to be replaced and Argument 3 is the            "
"                    the replacement text.                                "
"                  example: updatetext('~/vnmrsys/maclib','pwX90','pwY90')" 
"*************************************************************************"
