function tooltip (target) {
	$(target).filter(function(){
		return this.title && this.title.length>0;
	}).each(function(){
		var self = $(this), title = self.attr("title");
		self.hover(function(e){
				self.attr("title","");
				$("body").append("<div id='title-tip'>"+title+"</div>");
				$("#title-tip").css({
					position: "absolute",
					top: e.pageY+(-15),
					left: e.pageX+15
				});
			},
			function(){
				self.attr("title",title);
				$("#title-tip").hide().remove();
			}
		);
		self.mousemove(function(e){
			$("#title-tip").css({
				top: e.pageY+(-15),
				left: e.pageX+15
			});
		});
	});
}