Include the plugin's xml file:
<include url="plugins/vrtooltip_hotspots.xml" />
These are the global tooltip settings.
<vrtooltip_style tooltips_bgcolor="0x000000" tooltips_bgborder="1 0x000000 0.8" tooltips_bgalpha="0.8" tooltips_bgroundedge="5" tooltips_bgshadow="0 4 10 0x000000 0.3" tooltips_padding="10 15 10 15" tooltips_css="span{font-family:Helvetica; font-size:12px; color:#ffffff; margin:0px;}h1{margin:0px;padding:0px;}" hotspots_bgcolor="0xffffff" hotspots_pulsate="true" />
You can add optionnal attributes in hotspots to overwrite global tooltip settings (see Hotspot settings below)
<hotspot name="spot1" style="hsround" tooltiptext="[h1]scene [/h1][br/][i]italic text[i/]" tooltipposition="top" tooltipdistance="65" tooltipbgcolor="0x000000" tooltipbgborder="1 0x000000" tooltipbgalpha="0.8" tooltipbgroundedge="5" tooltipbgshadow="0 4 10 0x000000 0.3" tooltippadding="10 15 10 15" tooltipcss="span{font-family:Helvetica; font-size:12px; color:#ffffff; margin: 0px;}h1{margin:0px;padding:0px;}" icon="skin/info.png" pulsate="true" bgcolor="0xffffff" scale="0.1" focus="true" fov="20" handcursor="true" linkedscene="..." ... />