function center_flash() {
	var window_width = $(window).width();
	var flash_width = $("#brand-flash").width();
	var margin = (window_width - flash_width) / 2;

	if (margin < 0) {	
		$("#brand-flash").css("marginLeft", margin+"px");
	} else {
		$("#brand-flash").css("marginLeft", "auto");
	}
}

$(function() {
	setInterval(function(){
		center_flash();
	},50);
});