window.addEvent('domready', function()
{
    if(!document.isInDesignMode() && $('social'))
    {
        $('social').getElements('a').each(function(item, index)
        {
            item.imgSRC = item.getElement('img').getAttribute('src');
            item.imgSRCHover = item.imgSRC.replace('grayscaleFilter=1', 'grayscaleFilter=0').replace(/(gausianBlurFilter|selectiveBlurFilter|brightnessFilter|contrastFilter)=(\d+)/g, '$1=0');

            item.addEvent('mouseenter', function(evt)
            {
                item.getElement('img').setAttribute('src', item.imgSRCHover);
            });

            item.addEvent('mouseleave', function(evt)
            {
                item.getElement('img').setAttribute('src', item.imgSRC);
            });
        });
    }
});