// OLD
if($this->getRequestParameter('friends_option') === "Add")
	{executeAdd_friend();}
			
if($this->getRequestParameter('friends_option') === "Del")
	{executeDel_friend();}


// NEW
if($this->getRequestParameter('friends_option') === "Add")
{
     executeAdd_friend();
}			
else if($this->getRequestParameter('friends_option') === "Del")
{
     executeDel_friend();
}