How to put the selectedvalues from the listbox in to the mail

Question

Hello All,

I have one listbox and one button say SendMail.In a listbox  i enterd 5 values say Any,Executive,Deluxe,Semi-deluxe and Premium.What i want to do is that if i selected three values say Executive,Semi-deluxe and Premium then all the selected values must have to come into the mail when i click on SendMail. Please anyone send me the code its hurry for me.

Thanks & Regards

Prashant S. More