setSize

--This function is executed when the player clicks on the block
local function clickblock(event)
    local playerid=event.eventobjid--Click on the player's mini number of the block
    local uiid="6986982063319417057"--Interface ID
    local elementid="6986982063319417057_3"--Component ID
    local width,height=500,200--Set the width and height of the component
    --Sets the size of the player's component
    Customui:setSize(playerid, uiid, elementid, width, height)
end
ScriptSupportEvent:registerEvent([=[Player.ClickBlock]=], clickblock)