$(document).ready(function(){
$(".textmenu").children('div').css("position", "absolute").css("z-index", "-1");
$(".textmenu").hover(function(){
var width = $(this).width() + 45;
var height = $(this).height();
$(this).children('div:first').css("background-color", "#f3f3f3")
.animate({opacity: "1", marginLeft: "-9", height: height, width: width}, "fast");
},
function(){
$(this).children('div:first').css("background-color", "#f2f2f2")
.animate({opacity: "0", height: "0", width: "0"}, "slow");
}
);
});