validating multiple radiobuttons with javascript

[mrjameer]

hi

i want to know how to validate multiple set of radiobuttons.for example
1.item A
a.item1-$100
b.item2-$200
c.item3-$300

2.item B
a.item4-$200
b.item5-$300
c.item6-$400

3.item C
a.item7-$10
b.item8-$20
c.item9-$30

when item1 of itemA is clicked its value should be displayed in one textbox and when 3 items had been selected from three sets of radio buttons its total value should be displayed in same textbox like this.how to do it please help me.

mrjameer

[fenway]

You just need to keep track on the state of each radio group.