Object-centric Matrix
Support LevelObjects
Full support (all the bells and whistles)
  • document.getElementById
  • document.all
  • display
  • position
  • overflow
Full layout, reduced dynamic effects
  • document.layers
  • document.all
  • display
  • position
Reduced layout, no dynamic effects
  • display
Upgrade
  • none of the above
Browser-centric Matrix
Support LevelBrowsers
Full support (all the bells and whistles)
  • Netscape 6.x
  • Explorer 6.x
  • MegaBrowser 5.x
Full layout, reduced dynamic effects
  • Opera 4.x, 5.x, 6.x
  • Explorer 5.x
  • FunBrowser 3.x
Reduced layout, no dynamic effects
  • Netscape 3.x, 4.x
  • Explorer 3.x, 4.x
Upgrade
  • Netscape 1.x, 2.x
  • Explorer 1.x, 2.x
  • Opera 1.x, 2.x, 3.x
  • FunBrowser 1.x, 2.x