aspx:
复制代码 代码如下:
	
	<div id="selDiv" style=" z-index:100; visibility:visible; clip:rect(0px 110px 80px 92px); position:absolute"><%--left:279px; top:167px"--%> 
	<asp:DropDownList ID="workerno_list" runat="server" style="z-index:-1" Width="110px" ></asp:DropDownList> 
	</div> 
	<asp:TextBox ID="workerno_value" runat="server" style=" z-index:103px; position:absolute" Font-Size="10" Width="93px" MaxLength ="50" Height="22px"></asp:TextBox> 
	<script> 
	function addTxtTanto(va) 
	{ 
	document.getElementById("workerno_value").value=va; 
	document.getElementById("workerno_value").select(); 
	} 
	</script> 
	
	 aspx.cs:  
复制代码 代码如下:
	
	page_load() 
	{ 
	if (!IsPostBack) 
	{ 
	workerno_list.Attributes["onchange"] = "addTxtTanto(this.options[selectedIndex].innerText)"; 
	} 
	} 
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