bootstrap实现弹窗和拖动效果

<a href="javascript:;" <!-- 打开容器 -->　　

//打开弹窗  $('.open-modal-dynamic').on('click', function(){    var modalId = $(this).attr('divid') ? $(this).attr('divid') : 'Modal', url = $(this).attr('url');    $.get(url, function(data){      if(data.status == 1){        //禁止选择文字，在拖动时会有影响        $('html').off('selectstart').on('selectstart', function(){return false;});        $('#' + modalId).html(data.htmlData);        $('#' + modalId).modal({'show':true});      }else{        alert(data.info);      }    }, 'json');  

<style>  .line{margin-bottom: 5px;}  .line .left{width: 100px;text-align:right;display:block;}  .form-button{padding:2px 10px;background:#73A86A;color:#ffffff;border:none;}  .form-button:hover{background:#146206;}</style><div class="modal-header">  <a class="close"  <h3>modal window<h3></div><div class="modal-body" style="padding-bottom: 5px;">  <div class="line">    <span class="left">脚本名称：</span>    <span>   <select name="name">  <option value='11'>11</option>   <option value='22'>22</option>    </select>    </span>  </div>  <div class="line">    <span class="left">日期：</span>    <span style="word-break:break-all;"      <input class="Wdate ipt date-picker" style="width: 100px;margin: 0;" type="text" id="date_add" value="" />    </span>  </div>  <div class="line"    <span class="left">是否停止：</span>    <span>      <label><input type="radio" name="is_del_add" value="1" />强制停止</label>      <label><input type="radio" name="is_del_add" value="0" />正常处理</label>    </span>  </div>  <div class="line"    <span class="left">执行情况：</span>    <span>      <label><input type="radio" name="status_add" value="5" onclick="javascript:return confirm('你确定要操作该状态吗，这是系统的操作，请确认？');" />11</label>      <label><input type="radio" name="status_add" value="1" onclick="javascript:return confirm('你确定要操作该状态吗，这是系统的操作，请确认？');" />22成</label>      <label><input type="radio" onclick="javascript:return confirm('你确定要操作该状态吗，这是系统的操作，请确认？');" name="status_add" value="2"/>223行</label>      <label><input type="radio" onclick="javascript:return confirm('你确定要操作该状态吗，这是系统的操作，请确认？');" name="status_add" value="0" />445</label>      <label><input type="radio" onclick="javascript:return confirm('你确定要操作该状态吗，这是系统的操作，请确认？');" name="status_add" value="4"  />55失败</label>    </span>  </div>  <div class="line">    <span>操作说明：</span>    <textarea name="memo" id="memo" cols="100" rows="1" style="width:370px;></textarea>  </div>  <div class="line" style="text-align:center;">    <input type="button" value="提交" class="form-button" id="submit2" />    <input type="hidden" id="id_add" value="22" />  </div></div><div class="modal-footer">  <span class="loading"></span>  <button class="btn" data-dismiss="modal" aria-hidden="true">关闭</button></div><script src="/js/dragModal.js"></script><script>  $(function(){    $('#submit2').off().on('click', function(){      var status = $('input[name=status_add]:checked').val(),          memo = $('#memo').val(),          id = parseInt($('#id_add').val()),          is_del = $('input[name=del_add]:checked').val(),          cron_name = $('#name_add').val(),          cron_date = $('#date_add').val(),          url ='index.php?m=xx&c=xx&a=';      if(!memo){        alert('请填写操作备注，如不处理，请直接关闭对话框！');        return false;      }      $.post(url, {status: status, cron_name:cron_name, memo: memo, id: id, cron_date: cron_date, is_del: is_del}, function(data){        if(data.status == 1){          alert(data.info);          window.location.reload();        }else{          alert(data.info);        }      }, 'json')    });   });  //  drag effects begin, define the global variables to receive the changes,because of the different function of the modal    dragModal('editModal');</script>  

var clicked = "0";var dif = {};;function dragModal(obj) {   if(clicked == undefined || obj == undefined || dif == undefined){    return false;  }  if(typeof obj == 'string')  {    obj = new Array(obj);  }  var modalNums = obj.length;  //drag effects begin  var i = 0;  for (i = 0; i < modalNums; i++) {    dif[obj[i]] = {'difx': 0, 'dify': 0};  }  $("html").off('mousemove').on('mousemove', function (event) {    if (clicked == "0") {      for (i = 0; i < modalNums; i++) {        dif[obj[i]].difx = event.pageX - $("#" + obj[i]).offset().left;        dif[obj[i]].dify = event.pageY - $("#" + obj[i]).offset().top;      }    }    if (clicked > 0 && clicked <= modalNums) {      var clickedObj = obj[clicked - 1];      var newx = event.pageX - dif[clickedObj].difx - $("#" + clickedObj).css("marginLeft").replace('px', '');      var newy = event.pageY - dif[clickedObj].dify - $("#" + clickedObj).css("marginTop").replace('px', '');      $("#" + clickedObj).css({top: newy, left: newx});    }   });   $("html").off('mouseup').on('mouseup', function (event) {    clicked = "0";  });   for(i = 0; i < modalNums; i++){    //注重此处不能直接传入i值，此处即为添加多窗口时的效果使用    $("#" + obj[i] + " .modal-header").off().on('mousedown',{index: i}, function (event) {      clicked = event.data.index + 1;    });    $("#" + obj[i] + " .modal-footer").off().on('mousedown', {index: i}, function (event) {      clicked = event.data.index + 1;    });    $('#' + obj[i]).on('hide.bs.modal', function () {    //关闭时打开选中      $('html').off('selectstart').on('selectstart', function () {        return true;      });    });   }}