class Enemy implements Moving { var x:Number; var tst:Number = 5; var tst2:Number; static var stat_tst:Number=6; static function sfunc(){ trace("hu"); } // constructor function Enemy(px:Number) { var k=57; k=k*27; var c=k; x = px+c; } function moveLeft(lx:Number) { x -= lx; tst=7; //hovno="bagr"; trace("moveLeft = " + x); } function moveRight(rx:Number) { x += rx; trace("moveRight = " + x); } function moveUp(uy:Number) { // leave it empty , dont need it // but must implement it. } function moveDown(dy:Number) { } }