function resize() {
	var m = $('#main');
	m.css("margin","0");
	
	var w = $(window);
	
	var l = (w.width() - m.outerWidth()) / 2;
	var t = (w.height() - m.outerHeight()) / 2;
	
	if(l < 0) l = 0;
	if(t < 0) t = 0;
	
	m.css("left", l + "px");
	m.css("top",  t + "px");
}

function preloadImgs() {

	var imgs = Array(
		"images/ajax-load.gif",
		"images/menu/b1_h.png",
		"images/menu/b2_h.png",
		"images/menu/b3_h.png",
		"images/preview/buttonleft_h.png",
		"images/preview/buttonright_h.png",
		"images/preview/buttonrightIE.gif",
		"images/preview/buttonleftIE.gif",
		"images/w3c/css_h.png",
		"images/w3c/html401_h.png",
		"images/w3c/xhtml10_h.png",
		"images/w3c/xhtml11_h.png"
	);

	$.imgpreload(imgs,function() {});
}

$(document).ready(function () {
	resize();
	scrollerInit();	
	preloadImgs();
});

$(window).resize(resize);