local pos = Vector(-9903, -266, -9345)
local rad = 2000
local url = "http://www.infinitelooper.com/?v=EQb_InkS7L8&p=n"

mars_music_html = mars_music_html or NULL

timer.Create("mars_music", 1, 0, function()
    local origin = LocalPlayer():EyePos()

    if origin:Distance(pos) < rad then
        if not mars_music_html:IsValid() then
            local html = vgui.Create("DHTML")
            html:OpenURL(url)
            html:SetSize(1,1)
            html:SetPos(ScrW(), ScrH())

            mars_music_html = html
        end
    else
        if mars_music_html:IsValid() then
            mars_music_html:Remove()
        end
    end
end)