function checkMenuPos() {
	var screen_width = document.documentElement.clientWidth;
	if (screen_width > 1280) {
		var add_left = (screen_width - 1280)/2;
		var left_value = 327 + add_left;

		$('.top_menu').css('left', left_value+"px");
	}
}


$(document).ready(function(){
	checkMenuPos();
	
	$(window).resize(function(){
		checkMenuPos();

	});
});