1a2
> /* only in lab ... here it's modestly better */
123a125
> 	glutSetWindow(ilevel);
963c965
< 	zDirection = 0;		// Be above the curve
---
> 	zdirection = 0;		// Be above the curve
1090c1092,1094
< void ilvdMouseMoved(int x, int y){glutSetWindow(ilvd);mousePos[0]=x;mousePos[1]=y;}
---
> void ilvdMouseMoved(int x, int y){
>      glutSetWindow(ilvd);mousePos[0]=x;mousePos[1]=y;
> }
1220,1222c1224,1226
< 	TOGGLE('z', zDirection);
< 	TOGGLE('x', xDirection);
< 
---
>   	TOGGLE('Z', zDirection);        // don't usurp zap 
> 	TOGGLE('X', xDirection);
>         keyboard(key, x, y);            //this is lame but I need a zap