diff --git a/api.lua b/api.lua
index 6d9c656..3a27c56 100644
--- a/api.lua
+++ b/api.lua
@@ -239,7 +239,15 @@ was.compiler=function(input_text,def)
 				end
 				nexts=0
 				data[ii].forstate=true
-
+			elseif data[ii].type=="var" and data[ii].content=="break" then
+--break
+				if nexts==0 then
+					return 'ERROR line '.. i ..': no "for" to break'
+				end
+				data[ii].forstate=true
+			elseif data[ii].type=="var" and data[ii].content=="return" then
+--return
+				data[ii].function_return=true
 			elseif data[ii+1] and data[ii+2] and data[ii].type=="var" and data[ii+1].content=="." and (data[ii+2].type=="var" or data[ii+2].type=="number") then
 --table
 				data[ii].table=data[ii+2].content
@@ -424,10 +432,17 @@ was.run=function(input,def,VAR)
 
 			if was.userdata.error then
 				return 'ERROR line '.. index ..': ' .. was.userdata.error,def,VAR
-			elseif v[i].forstate then
-				if v[i].content=="next" then
-
+			elseif state==0 and v[i].function_return then
+				was.userdata={}
+				return "",def,VAR
+			elseif state==0 and v[i].forstate then
+				if forstate and forstate.br and v[i].content=="break" then
+					index=forstate.br
+					forstate=nil
+				elseif v[i].content=="next" then
+					forstate.br=index+1
 					if forstate.i<forstate.e then
+						forstate.br=index
 						index=forstate.re
 						forstate.i=forstate.i+1
 					else
diff --git a/craft.lua b/craft.lua
index e1bf7e3..8e0f865 100644
--- a/craft.lua
+++ b/craft.lua
@@ -1,3 +1,12 @@
+minetest.register_craft({
+	output = "was:olgate",
+	recipe = {
+		{"was:chemical_lump","was:chemical_lump","was:chemical_lump"},
+		{"group:tree","default:copper_lump","group:tree"},
+		{"group:tree","default:tin_ingot","group:tree"},
+	}
+})
+
 minetest.register_craft({
 	output = "was:chemical_lump 3",
 	recipe = {
diff --git a/items.lua b/items.lua
index 7d87fe7..cdb9658 100644
--- a/items.lua
+++ b/items.lua
@@ -479,4 +479,42 @@ minetest.register_node("was:mdoid_gate", { --x+ 1 x- 3 z+ 0 z- 2
 			was.send(np,channel,msg,from_channel)
 		end
 	end,
+})
+
+minetest.register_node("was:olgate",{
+	description = "On load gate (activated when loaded)",
+	tiles = {"was_wire.png"},
+	groups = {oddly_breakable_by_hand = 3,was_unit=1,was_lbm=1},
+	on_wasload=function(pos)
+		local meta = minetest.get_meta(pos)
+		was.send(pos,meta:get_string("channelto"),"loaded",meta:get_string("channel"))
+	end,
+	after_place_node = function(pos, placer)
+		local meta = minetest.get_meta(pos)
+		meta:set_string("owner",placer:get_player_name() or "")
+		meta:set_string("channel", pos.x .." " ..pos.y .." " ..pos.z)
+	end,
+	on_rightclick = function(pos, node, player, itemstack, pointed_thing)
+		local meta = minetest.get_meta(pos)
+		local name=player:get_player_name() or ""
+		if meta:get_string("owner")==name and not player:get_player_control().aux1 then
+			local gui="size[2.5,2]"
+			.."field[0,0.3;3,1;channel;Channel;" .. meta:get_string("channel") .."]"
+			.."field[0,1.3;3,1;channelto;Send to channel;" .. meta:get_string("channelto") .."]"
+			was.user[name]=pos
+			minetest.after(0.1, function(gui,name)
+				return minetest.show_formspec(name, "was.channel",gui)
+			end, gui,name)
+		else
+			was.send(pos,meta:get_string("channelto"),name,meta:get_string("channel"))
+		end
+	end,
+})
+minetest.register_lbm({
+	name="was:lbm",
+	nodenames={"group:was_lbm"},
+	run_at_every_load=true,
+	action=function(pos,node)
+		minetest.registered_nodes[node.name].on_wasload(pos)
+	end
 })
\ No newline at end of file
diff --git a/register.lua b/register.lua
index bbdee60..ff4759d 100644
--- a/register.lua
+++ b/register.lua
@@ -127,6 +127,14 @@ was.register_function("math.percent",{
 	end
 })
 
+was.register_function("math.random",{
+	info="random number (num1 num2)",
+	action=function(a,b)
+		if was.is_number(a) and was.is_number(b) and a<b then
+			return math.random(a,b)
+		end
+	end
+})
 
 was.register_function("math.pi",{
 	info="return Pi",