动态创建删除table表

function createTable(){
    var i=document.getElementById("sumnumber").value;
    i=parseInt(i)+1;
    document.getElementById("sumnumber").value=i;
    var div = document.getElementById("model2");
    var table = document.createElement("table");//创建table
    table.width="94%";
    table.border="0";
    table.cellpadding="0";
    table.cellspacing="0";
    table.id="submenu6688";
   
   
    var row = table.insertRow();//创建一行
     var cell = row.insertCell();//创建一个单元
    // cell.style.backgroundColor = "#999999";
    cell.colSpan="4";
    cell.innerHTML=" ";
   
    var row = table.insertRow();
    cell = row.insertCell();//创建一个单元
     cell.height="24";
     cell.align="right";
   
     cell.innerHTML="<span class='STYLE19'>* </span>您是被保险人的：";
    

     //div.appendChild(table);
    
     cell=row.insertCell();
     cell.width="250";
     cell.align="left";
     cell.innerHTML="<select id='sltrelation"+i+"' height='20px' name='sltrelation"+i+"'><option selected>请选择</option> <option>配偶</option><option>子女</option><option>父母</option><option>其它</option></select>"
    
     cell=row.insertCell();
     cell.width="100";
     cell.innerHTML="&nbsp;";
     cell=row.insertCell();
     cell.width="100";
     cell.innerHTML="&nbsp;";
    
// 增加一行
     row=table.insertRow();
     cell=row.insertCell();
     cell.height="24";
     cell.align="right";
    cell.innerHTML="<span class='STYLE19'>* </span>被保险人姓名：";
    cell=row.insertCell();
    cell.align="left";
    cell.innerHTML="<input id='txtsubto"+i+"' type='text' name='txtsubto"+i+"' />";
   
         cell = row.insertCell();//创建一个单元
     cell.height="24";
     cell.align="right";
     cell.innerHTML="<span class='STYLE19'>* </span>英文名/拼音：";
     cell=row.insertCell();
     cell.align="left";
     cell.innerHTML="<input type='text' id='txtEnName"+i+"'  name='txtEnName"+i+"' width='100px'/>";
    
     row=table.insertRow();
     cell=row.insertCell();
     cell.height="24";
     cell.align="right";
    cell.innerHTML="<span class='STYLE19'>* </span>证件类型：";
     cell=row.insertCell();
     cell.align="left";
     cell.innerHTML="<select id='sltsfz' name='sltsfz"+i+"'><option selected='true'>请选择</option><option>身份证</option><option>护照</option></select>";
     cell=row.insertCell();
     cell.align="right";
     cell.innerHTML="<span class='STYLE19'>* </span>证件号码：";
     cell=row.insertCell();
     cell.align="left";
     cell.innerHTML="<input id='txtzjnumber"+i+"' width='160px' type='text' name='txtzjnumber"+i+"' />";
    
     row=table.insertRow();
     cell=row.insertCell();
     cell.height="24";
     cell.align="right";
     cell.innerHTML="<span class='STYLE19'>* </span>出生日期：";
      cell=row.insertCell();
     cell.align="left";
     cell.innerHTML="<script language='javascript' type='text/javascript' src='DatePicker/WdatePicker.js'><"+"/script><input id='txtborndate"+i+"'  width='100px' type='text' name='txtborndate"+i+"' onClick='WdatePicker()'/>";
    
     cell=row.insertCell();
     cell.align="right";
     cell.innerHTML="<span class='STYLE19'>* </span> 性别：";
     cell=row.insertCell();
     cell.align="left";
     cell.innerHTML="<select id='sltsex"+i+"' height='20px' name='sltsex"+i+"' ><option selected>请选择</option><option>男</option><option>女</option></select>"
    
    
   
    
     row=table.insertRow();
     cell=row.insertCell();
     cell.height="24px";
     cell.align="right";
     cell.innerHTML="联系电话：";
     cell=row.insertCell();
     cell.colSpan="3";
     cell.innerHTML="<input id='txtphone"+i+"' width='160px' type='text' name='txtphone"+i+"' /><label><span class='STYLE21'>非必填项，建议填写以便享受短信服务</span></label>";
     cell.align="left";
     cell=row.insertCell();
    
     row=table.insertRow();
     cell=row.insertCell();
     cell.innerHTML="&nbsp;";
      cell=row.insertCell();
     cell.innerHTML="&nbsp;";
      cell=row.insertCell();
     cell.innerHTML="&nbsp;";
      cell=row.insertCell();
     cell.innerHTML="&nbsp;";
     div.appendChild(table);
     var oldmoney=document.getElementById("cdstree").innerHTML;
     var metamoney=document.getElementById("metamoney").value;
     var currentmoney=parseInt(oldmoney)+parseInt(metamoney);
     document.getElementById("cdstree").innerHTML=currentmoney;
     document.getElementById("fenshu").innerHTML=i;
}
function del()
{
    var div = document.getElementById("model2");
    var i=document.getElementById("sumnumber").value;
    i=parseInt(i);
     if(i>1)
    {
    div.removeChild(div.lastChild);
    i=i-1;
     document.getElementById("sumnumber").value=i;
     var oldmoney=document.getElementById("cdstree").innerHTML;
     var metamoney=document.getElementById("metamoney").value;
     var currentmoney=parseInt(oldmoney)-parseInt(metamoney);
     document.getElementById("cdstree").innerHTML=currentmoney;
     document.getElementById("fenshu").innerHTML=i;
    }
}