Name: add_intoxination - add intoxination to a player

Syntax:
	add_intoxination(int tox)

Description:
	The add_intoxination call adds intoxication to a player. Depending on
	the level, a player is not able to drink any more alcoholic beverages
	if he is too intoxicated.

	The player is not notified about this action. It is possible to call this
	function with a negative value.

Return value: none

Examples:
	this_player()->add_intoxination(10);
	
See also: player/query_intoxination, player/add_stuffed, player/add_soaked