Image Plane V1.4

To create a standing Plane, and load image to this plane directly.
new feature
*Set alpha file name format. If image name is "bird.jpg", you can set "bird_alpha.jpg" as alpha file name.
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*Functions are based on Standard Primitive Plane.
*can load PNG、TGA、 TIF file format with alpha channel , and JPG format.
*If exist a alpha channel file in same folder, It'll be loaded automatically.
*It is in [Create>Geometry>Scripted Primitives].
*Put the file in "Scripts\Startup" , then restart 3DS MAX