Upgrading to v3.0 - found more issues (3) - highcharts

Question

I have updated to v3.0 and found this issue in IE9 & Chrome.
I have a button that creates a new chart based on the data found.
The graph scale yAxis changes? (Note: the chart is logarithmic chart).
And sometimes the graph changes into:

Answer 1

Sorry for not having a real example: but i noticed this when pressing the custom button (after 5/6 times) - this issue appears:
Notes:
1) The button is created with the chart.
2) The chart might updated every 5sec - if data was changed
// handle detailed chart refresh button
function showResetZoomButton(pb_detailed_chart)
{
// load refresh images
var ResetZoomJPG = 'images/gallery/reset_zoom.jpg';
var ResetZoomPressedJPG = 'images/gallery/reset_zoom_pressed.jpg';
// add refresh (pressed) image
var imgResetZoomPressed = pb_detailed_chart.renderer.image(ResetZoomPressedJPG, pb_detailed_chart.chartWidth-112,10,24,20);
imgResetZoomPressed.add();
imgResetZoomPressed.css({'cursor':'pointer'});
imgResetZoomPressed.attr({'title':'Reset Zoom'});
// add refresh image
var imgResetZoom = pb_detailed_chart.renderer.image(ResetZoomJPG, pb_detailed_chart.chartWidth-112,10,24,20);
imgResetZoom.add();
imgResetZoom.css({'cursor':'pointer'});
imgResetZoom.attr({'title':'Reset Zoom'});
// init in-action/out-action for mouse event
var inAction = "mouseover";
var outAction = "mouseout";
if ( $.browser.mozila )
{
inAction = "mouseenter"; outAction = "mouseleave";
}
imgResetZoom.on(inAction, function(){
imgResetZoomPressed.show();
imgResetZoom.hide();
});
imgResetZoom.on(outAction, function(){
imgResetZoom.show();
imgResetZoomPressed.hide();
});
imgResetZoomPressed.on(inAction, function(){
imgResetZoomPressed.show();
imgResetZoom.hide();
});
imgResetZoomPressed.on(outAction, function(){
imgResetZoom.show();
imgResetZoomPressed.hide();
});
// refresh chart
imgResetZoomPressed.on('click',function(){
// check if master found, and if real time disabled
if (pb_master_chart && enable_lastRoundsChart_realtime == 0)
{
// master chart found
// remove plotBand
pb_master_chart.xAxis[0].removePlotBand('mask-before');
pb_master_chart.xAxis[0].removePlotBand('mask-after');
pb_master_chart.xAxis[0].addPlotBand({
id: 'mask-before',
from: -1,
to: 99999,
color: 'rgba(0, 0, 0, 0.2)'
})
}
// reset detailed graph
createDetail(cache_last_rounds.last_rounds_data, window.show_top_round_ids);
});
}