Whenever I open the sprite editor up, I get this message, then Construct closes-
<img src="http://img546.imageshack.us/img546/7682/capturegx.png" height="186" width="513" border="0" />
Which is strange, my graphics card DOES support Pixel Shader 2. My graphics card is Intel(R) G33/G31 Express Chipset Family
Still, not sure what it means by "render-to-texture" loading sprites via dragging and dropping works fine though.