jQuery 动态云标签插件

                var i = getRandomNum(0,opts.a_List.length-1);
                var a = $(opts.a_List[i]);    // 每个标签元素
                aTag.append(a);
                return a;
            }
           
            /** 设置a标签css样式 **/
            function setCss(a) {
                var w = Math.ceil(T_width/3) + getRandomXY(T_width/60);
                var h = Math.ceil(w/3) + getRandomXY(w/36); // 行高
                var zIndex = Math.ceil(Math.random()*400);    // 层数
                var rdmOpcy = getRandomNum(new Number(opts.min_opacity),0);
                // 行高、层数、透明度
                a.css({
                    opacity:rdmOpcy,
                    zIndex: zIndex,
                    lineHeight:h+’px’,
                    position: ‘absolute’,
                    textDecoration:’none’,
                    textAlign:’center’,
                    borderRadius: ‘3px’,
                    color:’#FFFFFF’,
                    whiteSpace: ‘nowrap’,
                });