<div id="Layer1" style="position:absolute; width:200px; height:115px; 
  z-index:1; left: 63px; top: 162px">

  <form name="form1" action="">
  	<input type="submit">
  </form>
ボタンが一緒についてきます。

  </div>
<script language="JavaScript">
  <!--
	if(document.all) //IE用
	{ 
		document.onmousemove = reSize;
		document.onmousedown = reSize;
		document.onmouseup = reSize;
	}
	else if(document.layers){ //NN4.7用
		document.captureEvents(Event.MOUSEMOVE | Event.MOUSEDOWN | Event.MOUSWEUP);
		window.document.onmousemove = reSize;
		window.document.onmousedown = reSize;
		window.document.onmouseup = reSize;
	}

	function reSize(eve)
	{
		// x = eval("document" + layerRef + "['Layer1']" + styleRef + ".pageX");
		//x = document.layers['Layer1'].pageX;
		// y = eval("document" + layerRef + "['Layer1']" + styleRef + ".pageY");
		//y = document.layers['Layer1'].pageY;
		// eval("document" + layerRef + "['Layer1']" + styleRef + ".moveTo(x,y)")

		if(document.all) //IE用
		{
			document.all['Layer1'].style.top = event.y -10;
		}
 		else if(document.layers) //NN4.7用
		{
			document.layers['Layer1'].top = eve.pageY - 10;
		}
	}
   //-->
  </script>