http://blog.csdn.net/raul_qu/archive/2007/12/26/1968712.aspx
<html>
<head>
<title>拖动行测试</title>
<script language="javascript">
var beginMoving=false;
function MouseDownToMove(obj){
obj.style.zIndex=1;
obj.mouseDownY=event.clientY;
obj.mouseDownX=event.clientX;
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function MouseMoveToMove(obj){
if(!beginMoving) return false;
obj.style.top = (event.clientY-obj.mouseDownY);
obj.style.left = (event.clientX-obj.mouseDownX);
}
function MouseUpToMove(obj){
if(!beginMoving) return false;
obj.releaseCapture();
obj.style.top=0;
obj.style.left=0;
obj.style.zIndex=0;
beginMoving=false;
var tempTop=event.clientY-obj.mouseDownY;
var tempRowIndex=(tempTop-tempTop%25)/25;
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obj.parentElement.moveRow(obj.rowIndex,tempRowIndex);
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</head>
<body>
<table id="filelistTab" cellspacing="0" cellpadding="2" border=1>
<tr>
<td class="gridtitle" style="WIDTH: 40px">列一</td>
<td class="gridtitle" style="WIDTH: 100px">列二</td>
<td class="gridtitle" style="WIDTH: 110px">列三</td>
</tr>
<tr id="1" title="拖动行可以进行排序" style="cursor:move ;position:relative;" onmousedown='MouseDownToMove(this)' onmousemove='MouseMoveToMove(this)' onmouseup='MouseUpToMove(this);'>
<td class="gridtitle"><input class="text" id="group1" style="WIDTH: 30px" type="text" readonly value="1" /></td>
<td class="gridtitle">
11111111111111111111
</td>
<td class="gridtitle"><input class="text" id="fn1" readOnly type="text" style="width:100px" value="11111111111111111111" /></td>
</tr>
<tr id="2" title="拖动行可以进行排序" style="cursor:move ;position:relative;" onmousedown='MouseDownToMove(this)' onmousemove='MouseMoveToMove(this)' onmouseup='MouseUpToMove(this);'>
<td class="gridtitle"><input class="text" id="group2" style="WIDTH: 30px" type="text" readonly value="2" /></td>
<td class="gridtitle">
222222222222222222222
</td>
<td class="gridtitle"><input class="text" id="fn2" readOnly type="text" style="width:100px" value="22222222222222222222222" /></td>
</tr>
<tr id="3" title="拖动行可以进行排序" style="cursor:move ;position:relative;" onmousedown='MouseDownToMove(this)' onmousemove='MouseMoveToMove(this)' onmouseup='MouseUpToMove(this);'>
<td class="gridtitle"><input class="text" id="group3" style="WIDTH: 30px" type="text" readonly value="3" /></td>
<td class="gridtitle">
3333333333333333333333
</td>
<td class="gridtitle"><input class="text" id="fn3" readOnly type="text" style="width:100px" value="333333333333333" /></td>
</tr>
<tr id="4" title="拖动行可以进行排序" style="cursor:move ;position:relative;" onmousedown='MouseDownToMove(this)' onmousemove='MouseMoveToMove(this)' onmouseup='MouseUpToMove(this);'>
<td class="gridtitle"><input class="text" id="group4" style="WIDTH: 30px" type="text" readonly value="4" /></td>
<td class="gridtitle">
444444444444444444444
</td>
<td class="gridtitle"><input class="text" id="fn4" readOnly type="text" style="width:100px" value="4444444444444444444444444444" /></td>
</tr>
<tr id="5" title="拖动行可以进行排序" style="cursor:move ;position:relative;" onmousedown='MouseDownToMove(this)' onmousemove='MouseMoveToMove(this)' onmouseup='MouseUpToMove(this);'>
<td class="gridtitle"><input class="text" id="group5" style="WIDTH: 30px" type="text" readonly value="5" /></td>
<td class="gridtitle">
55555555555555555555555
</td>
<td class="gridtitle"><input class="text" id="fn5" readOnly type="text" style="width:100px" value="555555555555555555555" /></td>
</tr>
<tr id="6" title="拖动行可以进行排序" style="cursor:move ;position:relative;" onmousedown='MouseDownToMove(this)' onmousemove='MouseMoveToMove(this)' onmouseup='MouseUpToMove(this);'>
<td class="gridtitle"><input class="text" id="group6" style="WIDTH: 30px" type="text" readonly value="6" /></td>
<td class="gridtitle">
6666666666666666666666666
</td>
<td class="gridtitle"><input class="text" id="fn6" readOnly type="text" style="width:100px" value="666666666666666666666" /></td>
</tr>
</table>
</body>
</html>
<head>
<title>拖动行测试</title>
<script language="javascript">
var beginMoving=false;
function MouseDownToMove(obj){
obj.style.zIndex=1;
obj.mouseDownY=event.clientY;
obj.mouseDownX=event.clientX;
beginMoving=true;
obj.setCapture();
}
function MouseMoveToMove(obj){
if(!beginMoving) return false;
obj.style.top = (event.clientY-obj.mouseDownY);
obj.style.left = (event.clientX-obj.mouseDownX);
}
function MouseUpToMove(obj){
if(!beginMoving) return false;
obj.releaseCapture();
obj.style.top=0;
obj.style.left=0;
obj.style.zIndex=0;
beginMoving=false;
var tempTop=event.clientY-obj.mouseDownY;
var tempRowIndex=(tempTop-tempTop%25)/25;
if(tempRowIndex+obj.rowIndex <0 )tempRowIndex=-1;
else tempRowIndex=tempRowIndex+obj.rowIndex;
if(tempRowIndex >= obj.parentElement.rows.length-1) tempRowIndex = obj.parentElement.rows.length-1;
obj.parentElement.moveRow(obj.rowIndex,tempRowIndex);
}
</script>
</head>
<body>
<table id="filelistTab" cellspacing="0" cellpadding="2" border=1>
<tr>
<td class="gridtitle" style="WIDTH: 40px">列一</td>
<td class="gridtitle" style="WIDTH: 100px">列二</td>
<td class="gridtitle" style="WIDTH: 110px">列三</td>
</tr>
<tr id="1" title="拖动行可以进行排序" style="cursor:move ;position:relative;" onmousedown='MouseDownToMove(this)' onmousemove='MouseMoveToMove(this)' onmouseup='MouseUpToMove(this);'>
<td class="gridtitle"><input class="text" id="group1" style="WIDTH: 30px" type="text" readonly value="1" /></td>
<td class="gridtitle">
11111111111111111111
</td>
<td class="gridtitle"><input class="text" id="fn1" readOnly type="text" style="width:100px" value="11111111111111111111" /></td>
</tr>
<tr id="2" title="拖动行可以进行排序" style="cursor:move ;position:relative;" onmousedown='MouseDownToMove(this)' onmousemove='MouseMoveToMove(this)' onmouseup='MouseUpToMove(this);'>
<td class="gridtitle"><input class="text" id="group2" style="WIDTH: 30px" type="text" readonly value="2" /></td>
<td class="gridtitle">
222222222222222222222
</td>
<td class="gridtitle"><input class="text" id="fn2" readOnly type="text" style="width:100px" value="22222222222222222222222" /></td>
</tr>
<tr id="3" title="拖动行可以进行排序" style="cursor:move ;position:relative;" onmousedown='MouseDownToMove(this)' onmousemove='MouseMoveToMove(this)' onmouseup='MouseUpToMove(this);'>
<td class="gridtitle"><input class="text" id="group3" style="WIDTH: 30px" type="text" readonly value="3" /></td>
<td class="gridtitle">
3333333333333333333333
</td>
<td class="gridtitle"><input class="text" id="fn3" readOnly type="text" style="width:100px" value="333333333333333" /></td>
</tr>
<tr id="4" title="拖动行可以进行排序" style="cursor:move ;position:relative;" onmousedown='MouseDownToMove(this)' onmousemove='MouseMoveToMove(this)' onmouseup='MouseUpToMove(this);'>
<td class="gridtitle"><input class="text" id="group4" style="WIDTH: 30px" type="text" readonly value="4" /></td>
<td class="gridtitle">
444444444444444444444
</td>
<td class="gridtitle"><input class="text" id="fn4" readOnly type="text" style="width:100px" value="4444444444444444444444444444" /></td>
</tr>
<tr id="5" title="拖动行可以进行排序" style="cursor:move ;position:relative;" onmousedown='MouseDownToMove(this)' onmousemove='MouseMoveToMove(this)' onmouseup='MouseUpToMove(this);'>
<td class="gridtitle"><input class="text" id="group5" style="WIDTH: 30px" type="text" readonly value="5" /></td>
<td class="gridtitle">
55555555555555555555555
</td>
<td class="gridtitle"><input class="text" id="fn5" readOnly type="text" style="width:100px" value="555555555555555555555" /></td>
</tr>
<tr id="6" title="拖动行可以进行排序" style="cursor:move ;position:relative;" onmousedown='MouseDownToMove(this)' onmousemove='MouseMoveToMove(this)' onmouseup='MouseUpToMove(this);'>
<td class="gridtitle"><input class="text" id="group6" style="WIDTH: 30px" type="text" readonly value="6" /></td>
<td class="gridtitle">
6666666666666666666666666
</td>
<td class="gridtitle"><input class="text" id="fn6" readOnly type="text" style="width:100px" value="666666666666666666666" /></td>
</tr>
</table>
</body>
</html>