运用jQuery定时器的原理实现banner图片切换

主要运用了定时器的原理，bind,trigger应用等

*{ margin: 0; padding: 0;}
body{font:12px/1.5 Tahoma,'5B8B4F53',arial,Tahoma,helvetica,sans-serif; color:#333333;background-color:#ffffff;position:relative; }
h1,h2,h3,h4,h5,h6{font-size:100%}
address,em{font-style:normal;}
code,kbd,pre,samp{font-family:courier new,courier,monospace;}
ul,ol{list-style:none outside none;}
fieldset,img{border:0;}
img{vertical-align:middle}
table{border-collapse:collapse;border-spacing:0;font-size:inherit;*font-size:100%;}
input,button,textarea,select{vertical-align:middle;font:100% Helvetica,Arial,sans-serif; color:inherit}
.clearfix:after{content:'.';display:block;height:0;clear:both;visibility:hidden;}
.clearfix{*zoom:1;}
.clear{font-size:0;line-height:0;height:0;clear:both;visibility:hidden;overflow:hidden;}

.d-ftab{ width:510px; height: 180px;position: relative; margin: 100px auto;}
.d-fShow ul li{ float: left; width: 510px; height: 180px;}
.d-fShow{ width: 510px; height: 180px; overflow: hidden;}
.d-fShow img{ width: 510px; height: 180px; float: left;}
.d-fs-control{ position: absolute; width:510px; position: absolute; left: 0; bottom: 0; height: 25px; line-height: 25px;

background: rgba(0,0,0,0.4);
filter:progid:DXImageTransform.Microsoft.Gradient(GradientType=0,StartColorStr='#66000000',

EndColorStr='#66000000') ; }
:root .d-fs-control{filter:progid:DXImageTransform.Microsoft.Gradient(GradientType=0,StartColorStr='#66000000'

,EndColorStr='#66000000')9 ;}
.d-fs-control ul{ position: absolute; bottom:3px; right: 5px; height: 16px;}
.d-fs-control ul li{width:16px;height:16px; background:#777675;border-radius: 2px 2px 2px 2px; float:left;margin-left:5px;

color:#dcdcdc;text-align:center;font-weight:700;cursor:pointer;line-height:16px;filter: alpha(opacity=70); opacity: 0.7;}
.d-fs-control ul li:hover,.d-fs-control ul li.select{background:#ffffff;color:#ff6700;}

































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效果如下图：