setElementPosition Problem

[papam77]

-------------------------- 
-- Welcome To Los Santos 
-------------------------- 
  
-- TO SHOP 
  
function ammux () 
-- OUTDOOR 
ammu = createMarker ( 1367.9, -1279.6, 14.2 ) 
setMarkerSize ( ammu, 1.5 ) 
setMarkerType ( ammu, "arrow" ) 
setMarkerColor ( ammu, 251, 255, 2 ) 
-- INDOOR 
ammuxx = createMarker ( 285.4, -41.3, 1002.1 ) 
setMarkerSize ( ammuxx, 1.5 ) 
setMarkerType ( ammuxx, "arrow" ) 
setMarkerColor ( ammuxx, 251, 255, 2 ) 
setElementInterior ( ammuxx, 1 ) 
  
end 
addEventHandler ( "onResourceStart", getRootElement(), ammux ) 
  
function ammux1 () 
-- TO SHOP 
if ( ammu ) then 
setElementPosition ( source, 286.1, -40.6, 1001.5 ) 
setElementInterior ( source, 1 ) 
-- TO OUT 
if ( ammuxx ) then 
setElementPosition ( source, 1357.9, -1279.6, 14.2 ) 
setElementInterior ( source, 0 ) 
end 
  
end 
end 
addEventHandler ( "onPlayerMarkerHit", getRootElement(), ammux1 ) 

Marker to shop is teleporting me to out. But why?

[PaiN^]

-------------------------- 
-- Welcome To Los Santos 
-------------------------- 
  
-- TO SHOP 
  
function ammux( ) 
    -- OUTDOOR 
    ammu = createMarker( 1367.9, -1279.6, 14.2, "arrow", 1.5, 251, 255, 2 ) 
    -- INDOOR 
    ammuxx = createMarker( 285.4, -41.3, 1002.1, "arrow", 1.5, 251, 255, 2 ) 
    setElementInterior( ammuxx, 1 ) 
end 
addEventHandler( "onResourceStart", resourceRoot, ammux ) 
  
function ammux1( marker) 
    -- TO SHOP 
    if marker == ammu then 
        setElementPosition( source, 286.1, -40.6, 1001.5 ) 
        setElementInterior( source, 1 ) 
    -- TO OUT 
    elseif marker == ammuxx then 
        setElementPosition( source, 1357.9, -1279.6, 14.2 ) 
        setElementInterior( source, 0 ) 
    end 
end 
addEventHandler( "onPlayerMarkerHit", root, ammux1 )