jQuery Tooltip plugin

jquery.tooltip.js

(function( $ ) {
    $.fn.tooltip = function() {
        /* CONFIG */
        xOffset = 10;
        yOffset = 20;
        // these 2 variable determine popup's distance from the cursor
        // you might want to adjust to get the right result
        /* END CONFIG */
        $(this).hover( function(e){
                this.t = this.title;
                this.title = "";
                $("body").append("<p id='tooltip'>"+ this.t +"</p>");
                $("#tooltip")
                    .css("top",(e.pageY - xOffset) + "px")
                    .css("left",(e.pageX + yOffset) + "px")
                    .fadeIn("fast");
            },
            function(){
                this.title = this.t;
                $("#tooltip").remove();
            });
        $(this).mousemove( function(e){
            $("#tooltip")
                .css("top",(e.pageY - xOffset) + "px")
                .css("left",(e.pageX + yOffset) + "px");
        });
    };
})( jQuery );