Adds mentors

Adds mentors

code/modules/client/client procs.dm

@@ -60,6 +60,14 @@
 		cmd_admin_pm(C,null)
 		return
 
+	if(href_list["mentorhelp_msg"])
+		var/client/C = locate(href_list["mentorhelp_msg"])
+		if(ismob(C))
+			var/mob/M = C
+			C = M.client
+		cmd_mentor_pm(C, null)
+		return
+
 	if(href_list["irc_msg"])
 		if(!holder && received_irc_pm < world.time - 6000) //Worse they can do is spam IRC for 10 minutes
 			to_chat(usr, "<span class='warning'>You are no longer able to use this, it's been more then 10 minutes since an admin on IRC has responded to you</span>")
@@ -121,6 +129,7 @@
 
 	switch(href_list["_src_"])
 		if("holder")	hsrc = holder
+		if("mentorholder")	hsrc = (check_rights(R_ADMIN, 0) ? holder : mentorholder)
 		if("usr")		hsrc = mob
 		if("prefs")		return prefs.process_link(usr,href_list)
 		if("vars")		return view_var_Topic(href,href_list,hsrc)
@@ -183,6 +192,10 @@
 		GLOB.admins += src
 		holder.owner = src
 
+	mentorholder = mentor_datums[ckey]
+	if (mentorholder)
+		mentorholder.associate(GLOB.directory[ckey])
+
 	//preferences datum - also holds some persistant data for the client (because we may as well keep these datums to a minimum)
 	prefs = preferences_datums[ckey]
 	if(!prefs)
@@ -260,6 +273,9 @@
 	if(holder)
 		holder.owner = null
 		GLOB.admins -= src
+	if (mentorholder)
+		mentorholder.owner = null
+		GLOB.mentors -= src
 	GLOB.ahelp_tickets.ClientLogout(src)
 	GLOB.directory -= ckey
 	GLOB.clients -= src