<Ui xsi:schemaLocation="http://www.blizzard.com/wow/ui/">
    <Script file="LagBar.lua"/>
    <Frame name="LagBarFrame_Startup">
        <Scripts>
            <OnLoad>
            	this:RegisterEvent("ADDON_LOADED");
            </OnLoad>
	     <OnEvent>
		if LagBar then
			LagBar.OnEvent(this, event, arg1, arg2, arg3, arg4, ...);
		end
	     </OnEvent>
        </Scripts>
    </Frame>
</Ui>