Issue with multiple checkbox fields

Hi All,

I have requirement checkboxfiled,

While selecting the single checkbox Exchanges corresponding Class are coming,
I am facing issue with multiple checkboxes

While selecting the multiple checkbox’s Exchanges Corresponding Classes are not coming
I am attaching the code ,
Could you please suggest anyone in this?

Thanks

Multiple checkboxes selection.doc

OriginalPostID-221246

OriginalPostID-221246