Don't work.
 
	Meta:
 
<meta>
	<script src="Loading.Lua" type="client" />
	
	<file src="index.html" />
	
	<download_priority_group>1</download_priority_group>
</meta>
	Client:
 
local screen = {guiGetScreenSize()}
local page = "http://mta/local/index.html"
function downloadGUI()
	browser = guiCreateBrowser(0,0,screen[1],screen[2],true,true,false) --display the Browser
	bg = guiGetBrowser(browser)
	addEventHandler("onClientBrowserCreated", bg, function()
		loadBrowserURL(source, page)		
	end)
end
addEventHandler("onClientRender", root, downloadGUI)
function checkTransfer()    
    if isTransferBoxActive() == true then
        setTimer(checkTransfer,2000,1) -- Check again after 2 seconds
    else 
        removeEventHandler("onClientRender", root, downloadGUI)
    end
end
addEventHandler("onClientResourceStart",resourceRoot,checkTransfer)