**1、我想要做的效果是，點(diǎn)擊當(dāng)前單元格里的“刪除”時(shí)，刪除當(dāng)前一行；同時(shí)也可以添加行?，F(xiàn)在添加行我做到了。但是刪除本來就存在的表格行時(shí)遇到問題了。我怎么弄都刪除不了當(dāng)前已存在的表格行；麻煩前輩們幫忙看一下我的代碼哪里出錯(cuò)了，并幫我提一下我應(yīng)該如何解決。謝謝；2、我的代碼：**window.onload=function(){varoTable=document.getElementById('aTab_1');varoName=document.getElementById('name_inpt');varoNian=document.getElementById('nian_ipnt');varoBut=document.getElementById('iBut_1');//alert(oTable.tBodies[0].rows.length);//alert(oTable.tBodies[1].rows.length);varid=oTable.tBodies[1].rows.length+1;//alert(id);//alert(oTable.tBodies[0]);oBut.onclick=function(){varoTr=document.createElement('tr');varoTd=document.createElement('td');oTd.innerHTML=id++;oTr.appendChild(oTd);varoTd=document.createElement('td');oTd.innerHTML=oName.value;oTr.appendChild(oTd);varoTd=document.createElement('td');oTd.innerHTML=oNian.value;oTr.appendChild(oTd);varoTd=document.createElement('td');oTd.innerHTML=''+'刪除'+''oTr.appendChild(oTd);oTable.tBodies[1].appendChild(oTr);varoX=oTd.getElementsByTagName('a')[0];oX.onclick=function(){oTable.tBodies[1].removeChild(this.parentNode.parentNode)};};vartbody_1=oTable.getElementsByTagName('tbody');varotrs=tbody_1[1].getElementsByTagName('tr');//varottd=otrs.getElementsByTagName('td');//alert(otds);//alert(oX.innerHTML);//alert(oX.length);for(vari=0;i