js 操作table之 移动TR位置 兼容FF 跟 IE_javascript技巧

<meta http-equiv="Content-Type" content="text/html; charset=utf-8"> <title>js操作table之 移动TR位置 兼容FF 跟 IE </title> <script language="javascript"> var mousePos; function Up_Move(obj){ try{ if(document.all){ document.getElementById('show_input').style.top = mousePos.y document.getElementById('show_input').style.left = mousePos.x }else{ document.getElementById('show_input').style.top = mousePos.y+"px"; document.getElementById('show_input').style.left = mousePos.x+"px"; } }catch(e){} show_input_div(); document.getElementById("shuzhitijiao").onclick=function(){ var move_no=document.getElementById("move_no").value; move_no=parseInt(move_no); if(move_no==""||isNaN(move_no)){ alert("请输入要移动的位数"); document.getElementById("move_no").focus(); return; } hidden_input_div(); var table_obj,tr_obj,tr_move_obj; tr_obj=obj.parentNode.parentNode; table_obj=tr_obj.parentNode; for(var i=0;i<table_obj.childNodes.length;i++){ if(tr_obj == table_obj.childNodes[i]){ if(i==0){ alert("此记录已经是第一位"); return; } if(navigator.userAgent.indexOf('MSIE')>0){ if(i<move_no){ tr_move_obj=table_obj.childNodes[0]; }else{ tr_move_obj=table_obj.childNodes[i-move_no]; } }else{ move_no=move_no*2; if(i<move_no){ tr_move_obj=table_obj.childNodes[0]; }else{ tr_move_obj=table_obj.childNodes[i-move_no]; } } document.getElementById("move_no").value=""; break; } } table_obj.removeChild(tr_obj); table_obj.insertBefore(tr_obj,tr_move_obj); document.getElementById("move_no").value=""; } document.getElementById("shuzhiquxiao").onclick=function(){ hidden_input_div(); } } function Down_Move(obj){ try{ if(document.all){ document.getElementById('show_input').style.top = mousePos.y document.getElementById('show_input').style.left = mousePos.x }else{ document.getElementById('show_input').style.top = mousePos.y+"px"; document.getElementById('show_input').style.left = mousePos.x+"px"; } }catch(e){} show_input_div(); document.getElementById("shuzhitijiao").onclick=function(){ var move_no=document.getElementById("move_no").value; move_no=parseInt(move_no); if(move_no!=""&&!isNaN(move_no)){ hidden_input_div(); var table_obj,tr_obj,tr_move_obj; tr_obj=obj.parentNode.parentNode; table_obj=tr_obj.parentNode; for(var i=0;i<table_obj.childNodes.length;i++){ if(tr_obj == table_obj.childNodes[i]){ if(i==table_obj.childNodes.length-1){ alert("此记录已经是最后一位"); return; } if(navigator.userAgent.indexOf('MSIE')>0){ if(table_obj.childNodes.length-i-2<move_no){ table_obj.removeChild(tr_obj); table_obj.appendChild(tr_obj); }else{ tr_move_obj=table_obj.childNodes[i+move_no+1]; table_obj.removeChild(tr_obj); table_obj.insertBefore(tr_obj,tr_move_obj); } }else{ move_no=move_no*2; if(table_obj.childNodes.length-i-2<move_no){ table_obj.removeChild(tr_obj); table_obj.appendChild(tr_obj); }else{ tr_move_obj=table_obj.childNodes[i+move_no+2]; table_obj.removeChild(tr_obj); table_obj.insertBefore(tr_obj,tr_move_obj); } } document.getElementById("move_no").value=""; break; } } }else{ alert("请输入要移动的位数"); document.getElementById("move_no").focus(); } document.getElementById("move_no").value=""; } document.getElementById("shuzhiquxiao").onclick=function(){ hidden_input_div(); } } function show_input_div(){ document.getElementById("show_input").style.display="block"; } function hidden_input_div(){ document.getElementById("show_input").style.display="none"; } </script> <style type="text/css"> body { margin:0; padding:0; font-size:12px; } #show_input { background:#CCCCCC; position:absolute; width:200px; height:100px; /* top:100px; left:500px;*/ display:none; padding:10px; } ul, li { margin:0; padding:0; list-style:none; } </style> <div id="show_input"> <ul> <li>请输入所要移动的位数</li> <li> <input name="move_no" type="text" id="move_no"> </li> <li> <input name="shuzhitijiao" id="shuzhitijiao" type="button" value="确定"> <input name="shuzhiquxiao" id="shuzhiquxiao" type="button" value="取消"> </li> </ul> </div> <table width="500" border="1" align="center" cellpadding="0" cellspacing="0" id="showContent"> <tr> <td height="25"><a href="javascript:void(0);" onclick="Up_Move(this);">上移1</a></td> <td><a href="javascript:void(0);" onclick="Down_Move(this);">下移</a></td> </tr> <tr> <td height="25"><a href="javascript:void(0);" onclick="Up_Move(this);">上移2</a></td> <td><a href="javascript:void(0);" onclick="Down_Move(this);">下移</a></td> </tr> <tr> <td height="25"><a href="javascript:void(0);" onclick="Up_Move(this);">上移3</a></td> <td><a href="javascript:void(0);" onclick="Down_Move(this);">下移</a></td> </tr> <tr> <td height="25"><a href="javascript:void(0);" onclick="Up_Move(this);">上移4</a></td> <td><a href="javascript:void(0);" onclick="Down_Move(this);">下移</a></td> </tr> <tr> <td height="25"><a href="javascript:void(0);" onclick="Up_Move(this);">上移5</a></td> <td><a href="javascript:void(0);" onclick="Down_Move(this);">下移</a></td> </tr> <tr> <td height="25"><a href="javascript:void(0);" onclick="Up_Move(this);">上移6</a></td> <td><a href="javascript:void(0);" onclick="Down_Move(this);">下移</a></td> </tr> <tr> <td height="25"><a href="javascript:void(0);" onclick="Up_Move(this);">上移7</a></td> <td><a href="javascript:void(0);" onclick="Down_Move(this);">下移</a></td> </tr> <tr> <td height="25"><a href="javascript:void(0);" onclick="Up_Move(this);">上移8</a></td> <td><a href="javascript:void(0);" onclick="Down_Move(this);">下移</a></td> </tr> <tr> <td height="25"><a href="javascript:void(0);" onclick="Up_Move(this);">上移9</a></td> <td><a href="javascript:void(0);" onclick="Down_Move(this);">下移</a></td> </tr> <tr> <td height="25"><a href="javascript:void(0);" onclick="Up_Move(this);">上移10</a></td> <td><a href="javascript:void(0);" onclick="Down_Move(this);">下移</a></td> </tr> </table> <script type="text/javascript"> function mouseposition(ev){ if(ev.pageX || ev.pageY){ return {x:ev.pageX, y:ev.pageY};} return {x:ev.clientX+document.body.scrollLeft-document.body.clientLeft,y:ev.clientY+document.body.scrollTop-document.body.clientTop} } var showContent = document.getElementById('showContent').getElementsByTagName('a') for(i=0;i<showContent.length;i++){ showContent[i].onmouseover = function(ev){ ev=ev||window.event; mousePos=mouseposition(ev); } } </script>
[Ctrl+A 全选 注:如需引入外部Js需刷新才能执行]