rem: update_tiles(dx, dy); 
add: update_tiles(dx, dy, false, false); 
context: function drag_move(e) {    if (!e) var e = window.event;    var point = get_posn(e);    if (point == mouse_pos) return false;    in_drag = true;    last_mouse_pos = mouse_pos;    mouse_pos = point;    var dx = mouse_pos.x-last_mouse_pos.x;    var dy = mouse_pos.y-last_mouse_pos.y;    update_tiles(dx, dy);    return false;}
meta: 9585	/local1/tlutelli/issta_data/temp/all_js/javascript/2006_temp/2006/9585/ba8c61f5ee2c9fe624a2e5d53f74835647c42c94/js2.js/buggy/web/js2.js