bom dia Jorge
the answer is to use the OPEN command, with the option <<DOCNAME>> where DOCNAME is the fieldname where you have recorded the document titles. Put this in a macro, on a button next to , or attached to the field.
see lots of other answers, eg slicker ways to detect a duplicate record without doing a FIND
http://www.xpertss.com/cgi-bin/WebX?14@104.n7PGaRZiiiz@.ee8792f
didactic Xpert Sam Lewis