$(document).ready(function(){
	var imaege_r = new Object();
	$("#base #headerArea a img, #topPage ul li a img").not("#base #headerArea #logo a img").each(function(i) {
		var imagesrc = this.src;
		var imagealt = this.alt;
		var dot = this.src.lastIndexOf('.');
		var imagesrc_r = this.src.substr(0, dot) + '_r.png';

		imaege_r[this.src] = new Image();
		imaege_r[this.src].src = imagesrc_r;

		$(this).hover(
			function() { this.src = imagesrc_r; },
			function() { this.src = imagesrc; }
		);
	});
	
	$("a[href^='http://']").click(function(){
		window.open(this.href, "_blank");
		return false;
	});
});