jQuery(document).ready(function(){
    var widthOld  = 0;
    var heightOld = 0;

    jQuery('#headerSide ul a img').mouseover(function() {
        widthOld = this.width;

        jQuery(this).animate({width: (jQuery(this).attr('width') * 1.1)}, {queue: false, duration: 50});
    });
    jQuery('#headerSide ul a img').mouseout(function() {
        jQuery(this).animate({width: jQuery(this).attr('width')}, {queue: false, duration: 50});
    });
});