uses DDEMan;

function GetURL(Service: string): string;
var
ClDDE: TDDEClientConv;
temp: PChar;
begin
Result:='';
//create a new DDE Client object
ClDDE:=TDDEClientConv.Create(nil);
with ClDDE do
begin
SetLink(Service, 'WWW_GetWindowInfo');
temp := RequestData('0xFFFFFFFF');
Result := StrPas(temp);
StrDispose(temp);
CloseLink;
end;
ClDDE.Free;
end;

procedure TForm1.Button1Click(Sender: TObject);
var
s1,s2,DDEString:string;
ipos:integer;

begin
if Pos('- Mozilla Firefox',stitle)>0 then
begin
DDEString:= GetUrl('firefox');
iPos:=Pos(',', DDEString);
s1:=Copy(DDEString,iPos+2,Length(DDEString)-iPos-5);
s2:=Copy(DDEString,2,iPos-3);
Edit1.Text:=s1;
Edit2.Text:=s2;
end
else if Pos('- Microsoft Internet Explorer',stitle)>0 then
begin
DDEString:= GetUrl('iexplore');
iPos:=Pos(',', DDEString);
s1:=Copy(DDEString,iPos+2,Length(DDEString)-iPos-5);
s2:=Copy(DDEString,2,iPos-3);
Edit1.Text:=s1;
Edit2.Text:=s2;
end ;
end;