function LTrim(st:string):string;
begin
while (pos(' ',st) = 1) and (length(st)>0) do
delete(st,1,1);
LTrim:=st;
end;
function LTrim(st:string):string;
begin
while (pos(' ',st) = 1) and (length(st)>0) do
delete(st,1,1);
LTrim:=st;
end;