Small help with this function

[Sticky11]

Hello, I need help with this function, I tried to make the dobule click on gridlist it didn't work why? here is the function:

function spawnMyVeh(button, state, absoluteX, absoluteY) 
        triggerServerEvent("SpawnMyVehicle", localPlayer, ID) 
        setTimer(function() 
            vehsa = getElementData(localPlayer,"spawnedcars") or {} 
vehs = "" 
for ind,veh in ipairs(vehsa) do 
if vehs ~= "" then  
vehs = vehs..", "..veh..""  
else  
vehs = vehs..""..veh..""   
end 
end 
guiSetText(currentVehLabel, "Current Vehicle: "..vehs) 
        end,1000,1) 
                end 
addEventHandler ( "onClientDoubleClick", root, spawnMyVeh) 

[Sticky11]

anyhelp ?

[Noki]

function spawnMyVeh(button, state, absoluteX, absoluteY) 
    if (source == gridListVariable) then 

addEventHandler("onClientGUIDoubleClick", guiRoot, spawnMyVeh) 

Change 'gridListVariable' to the grid list's variable.