Right click on image to change settings

Click here to open a big compressed page.

Tip: view the source of this HTML for stock properties.

Available properties:

Picture
Control-related:
CtlBorder
CtlColorStyle
CtlColor
Page-related:
PageBorderVisible
PageShadowVisible
PaperColorStyle
PaperColor
FitMode
Scale
LeftMargin
TopMargin
RightMargin
BottomMargin
PageOrientation
TransparencyMode
ReverseVideoMode
GDI+-related:
GDIplusEnabled
TextRenderingQuality
TextContrast
SmoothingMode
InterpolationMode
PixelOffsetMode

If you are interested in this, you need to consult EMFexplorer source code.