I need a javascript which take values from checkboxes (10 checkboxes) and 4 radio buttons. Please help. How i can calculate the sum automaticall in one field by just checking the checkbox and radio button. (SCIENTIFIC CONTRIBUTION : Conference lectu

SCIENTIFIC CONTRIBUTION :

1. Conference lecture 6.000 USD

2. Conference industrial symposium 15.000 USD

3. HOT session (hands-on workshop) 12.000 USD

4. Tutorial 10,000 USD

PROMOTIONAL : Advertisements (final program / conference handbook) :

5. Outside back cover 2.500 USD Inside front cover 2.000 USD

6. Inside back cover 1.800 USD Full page inside 1.500 USD

7. Conference bag inserts 1.000 USD Conference bag 15.000 USD

8. Conference lanyard 10.000 USD

EXHIBITION SPACE RENTAL :

11. 6m² stand 9.000 USD

12. 9m² stand 12.000 USD

13. 12m² stand 15.000 USD

14. 18m² stand 20.000 USD

TOTAL AMOUNT ORDER : …………..……………………..USD

Note: 1-8 are check boxes and 11-14 are radio button. I only need the sum of checked options. please help