email send request to user 
i want to create a button and one text box. now i want user can send any site of link to his friend how can i give this all. can i get any structure of code or can i get code that where i can create this. 
email send request to user 
===

i want to create a button and one text box. now i want user can send any site of link to his friend how can i give this all. can i get any structure of code or can i get code that where i can create this. 