$(document).ready(function() {
	lastBlock = $("#haccordion li:first");
    maxWidth = 380;
    minWidth = 150;	

    $("#haccordion li").hover(function(){
        $(lastBlock).animate({width: minWidth+"px", backgroundPosition: "-25px 0px"}, { queue:false, duration:400 });
		$(this).animate({width: maxWidth+"px", backgroundPosition: "0px 0px"}, { queue:false, duration:400});
		lastBlock = this;
      }, function() {
	  	this;
	  }
    )
});