Writing a simple jQuery prompt plugin_jquery

(function ($) {
$.fn.tips = function (text) {
        var divtipsstyle = "position: absolute; left: 0; top: 0; background-color: #dceaf2; padding: 3px; border: solid 1px #6dbde4; visibility: hidden; line-height:20px; ";
            $("body").append("

var divtips = $(".div-tips");
divtips.css("visibility", "visible");

var top = this.offset().top - divtips.height() - 8;
      var left = this.offset().left;
divtips.css("top", top);
        divtips.css("left", left);

$(document).mousemove(function (e) {
            var top = e.clientY $(window).scrollTop() - divtips.height() - 12;
            var left = e.clientX;
            divtips.css("top", top);
            divtips.css("left", left);
        });
};

$.fn.removetips = function (text) {
          $(".div-tips").remove();
};
})($);