$(document).ready(function() {
lastBlock = $("#first-ha-menu");
maxWidth = 409;
    minWidth = 47;

    $("ul#ha-menu li a").hover(
	function() {
    $(lastBlock).animate({ width: minWidth + "px" }, { queue: false, duration: 400 });
		    
		    $(this).animate({ width: maxWidth + "px" }, { queue: false, duration: 400 });
		    currentBlock = this;
		    lastBlock = this;
		}
	);
});