title: magento increment bundle product quantity on options page
body: <p>I am building an on-line store to sale sweets. I added sweets box as bundle products. Before buying sweet, customer has to select box first. each box will have limit on quantity. for example box 1 contains 4 sweets, box 2 contains 12 etc. After selecting box, on options page, suppose I selected box 1. I selected 4 sweets. now I want to buy few more sweets. so there is a need to have an Ajax call to increment box quantity.Please help me with this. Thanks in advance.   </p>