jQuery弹出层插件popShow(改进版)用法示例

<link href="popShow.css" rel="stylesheet" type="text/css" />
<script src="/js/common/jquery.min.js" type="text/javascript"></script>
<script src="popShow.js" type="text/javascript"></script>

<div id="swinLogin" style="width:230px; display:none;">
  <table>
    <tr>
      <th>用户名</th>
      <td><input id="txtUserName" type="text" /></td>
    </tr>
    <tr>
      <th>密码</th>
      <td><input id="txtPsw" type="password" /></td>
    </tr>
    <tr>
      <th></th>
      <td><input type="button" value="登录" /></td>
    </tr>
  </table>
</div>

$("#swinLogin").popShow("用户登录");

$("#swinLogin").popHide();

$.fn.popShow = function(title) {
  var tag = this;
  $('<div class=\"g-mask\"><iframe frameborder=\"0\" scrolling=\"no\"></iframe></div>').appendTo('body');
  this.show().attr('par', this.parent().length ? true : false).appendTo('body').wrapAll('<table class=\"g-popup\"><tr><td></td></tr></table>');
  this.wrapAll('<div class=\"g-popup-wrap\" style=\"width:' + this.outerWidth(true) + 'px\"></div>').before('<div class=\"g-popup-title g-line-dashed\">' + (title ? title : '') + '</div>').before($('<a class=\"g-popup-hide\" href=\"javascript:;\"></a>').click(function() {
    tag.popHide()
  }));
  return this
};
$.fn.popHide = function() {
  var tab = this.closest('table');
  this.attr('par') == 'true' ? this.hide().appendTo('body') : this.remove();
  tab.prev().remove();
  tab.remove();
  return this
};

/*弹出层*/
.g-mask, .g-mask iframe, .g-popup { width:100%; height:100%; }
.g-mask { background:#fff; filter:alpha(opacity=80); opacity:0.8; }
.g-mask iframe { filter:alpha(opacity=0); opacity:0; }
.g-mask, .g-popup { position:fixed; top:0; left:0; z-index:10000; _position:absolute; _top:expression(documentElement.scrollTop + "px");}
.g-black-mask {background:#000;opacity:0.7;}
.g-black-popup{position:absolute;}
.g-popup { text-align:center; }
.g-popup-wrap { padding:30px; background:#fff; border:#E95A59 solid 4px; text-align:left; position:relative; margin:0 auto; }
.g-popup-title { font-size:14px; height:28px; line-height:28px; overflow:hidden; margin-bottom:20px; font-weight:bold; color:#e25150; border-bottom:1px dotted #AAAAAA}
.g-popup-hide {background:url("/images/popBtn.png") 0 0 no-repeat; width:34px; height:30px; display:block; position:absolute; right:5px; top:5px; z-index:99; }
.g-popup-hide:hover { background-position:0 -40px; }
.g-info-hide { width:34px; height:30px; display:block; position:absolute; background-position:0 -1320px; top:5px; right:5px; }
.g-info-hide:hover { background-position:0 -1360px; }
.g-popup-tip { height: 0; overflow: hidden; position: fixed; z-index:10001; bottom: 0; right: 0; _position: absolute; _bottom: auto; _top: expression(eval(document.documentElement.scrollTop + document.documentElement.clientHeight - this.offsetHeight - (parseInt(this.currentStyle.marginTop, 10) || 0) - (parseInt(this.currentStyle.marginBottom, 10) || 0)));}