Define Label by a field on Scatter chart - i need your help

[accessuserit]

I have a Scatter chart, containing about ten row of data.
for example:
[xvalue],[yvalue],[name_of_company]
100,100,Microsoft
75,30,Apple
30,80,HP
50,50,Compaq
exc....
i have this result
yaxis
100| o
75| o
50| o
25| o
0|__________________ xaxis
20 40 60 80 100

i need a result similar to below:
yaxis
100| o microsoft
75| o apple
50| o compaq
25| o hp
0|__________________ xaxis
20 40 60 80 100

My problem is the assignment of label by automation

Do you know a solution?

Thanks, by Paul
iamayrton@yahoo.it