function manipulate()
{
	VECTOR temp;
	var nowpaint_x[900];
	var nowpaint_y[900];
	var j,i=0,k,m;
	while(1){
		if(mouse_moving == 1&&mouse_left ){
			if(i<=899){
				nowpaint_x[i]=mouse_pos.x;
				nowpaint_y[i]=mouse_pos.y;	
				
				i++;
			}
			//wait(1); //line is faster, slimer, longer and have more draws in ticks
		}
		k=i-1;
		m=0;
		draw_line(vector(nowpaint_x[0],nowpaint_y[0],0),vector(0,255,255),0);
		for(j=1;j<=k;j++){
			draw_line(vector(nowpaint_x[j],nowpaint_y[j],0),vector(0,255,255),100);	
		}
		draw_line(vector(nowpaint_x[j],nowpaint_y[j],0),NULL,0);
		wait(1);	
	}
}