5:
How can I change the tooltip's visual appearance

local oToolTip

oToolTip = new OleAutoClient("Exontrol.ToolTip.1")

oToolTip.VisualAppearance.Add(1,"c:\exontrol\images\normal.ebn")
oToolTip.Appearance = 16777216 /*0x1000000 | */
oToolTip.ShowToolTip("This is a tooltip that's shown with a different <b>visual apparance</b>.")

4:
How can I get the tooltip being semi-transparent

local oToolTip

oToolTip = new OleAutoClient("Exontrol.ToolTip.1")

oToolTip.Transparency = 50
oToolTip.ShowToolTip("This is a tooltip that's shown with a different <b>visual apparance</b>.")

3:
How can I get displayed a picture inside the tooltip

local oToolTip

oToolTip = new OleAutoClient("Exontrol.ToolTip.1")

oToolTip.Template = [HTMLPicture("pic1") = "c:\exontrol\images\zipdisk.gif"] // oToolTip.HTMLPicture("pic1") = "c:\exontrol\images\zipdisk.gif"
oToolTip.ShowToolTip("<c><img>pic1</img><br>This is a bit of tooltip with a picture attached.")

2:
How can I get notified once the user clicks a hyperlink inside the tooltip

/*
with (this.EXTOOLTIPACTIVEXCONTROL1.nativeObject)
	AnchorClick = class::nativeObject_AnchorClick
endwith
*/
// Occurs when an anchor element is clicked.
function nativeObject_AnchorClick(AnchorID,Options)
	? "You have clicked the anchor" 
	? Str(AnchorID) 
return

local oToolTip

oToolTip = new OleAutoClient("Exontrol.ToolTip.1")

oToolTip.ShowToolTip("This is a bit of text that's displayed when <a A1>ShowToolTip</a> method is called.")

1:
How can I display the tooltip

local oToolTip

oToolTip = new OleAutoClient("Exontrol.ToolTip.1")

oToolTip.ShowToolTip("This is a bit of text that's displayed when <b>ShowToolTip</b> method is called.")