Smoking Calculator Script

This is for the coding of a script to calculate the cost of smoking over specific periods. Tell us how you will do this. The currency for this is to be UK Sterling. The user will be asked to enter the following information: Current age Age when started smoking No of cigarettes smoked daily Cost of a packet of cigarettes (format 0.00) Which will then display the following spending summary information: This year So far Life time (assuming they will live to age 70) Then second portion of calculator takes the above figures and calculates Potential Savings based on an annual rate of return that the customer will enter: Annual rate of return % You could have saved in a year You could have saved to date You could have saved in a life time And the above saving summary will be summarised in an interactive graph. Ajax seems to be the logical technology for this.