function new_str(str) if instr(str,chr(34))<>0 and str<>"" then str_split=split(str,chr(34)) I=1 str_s="" for j=0 to ubound(str_split)-1 if I mod 2 then str_s=str_s&str_split(j)&"“"&str_split(j+1) else str_s=str_s&str_split(j)&"”"&str_split(j+1) end if I=I+1 next end function