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<%@ Page Language="C#" AutoEventWireup="true" CodeFile="Default.aspx.cs" Inherits="_Default" %>
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<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
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<html xmlns="http://www.w3.org/1999/xhtml" >
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<head runat="server">
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<title>Select控件实现联动效果</title>
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<script language="javascript" type="text/javascript">
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function ChangeItem(){
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form1.Select2.selectedIndex=form1.Select1.selectedIndex
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}
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</script>
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</head>
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<body>
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<form id="form1" runat="server">
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<div>
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<table align="center" border="1">
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<tr><td style="font-size: 9pt; color: #ff0000; background-color: #ff9933; text-align: center; height: 18px;" colspan="2">
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系统登录</td></tr>
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<tr>
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<td style="width: 69px; font-size: 9pt; background-color: #ffffcc;">
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姓 名:</td>
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<td style="width: 185px; font-size: 9pt; background-color: #ffffcc;">
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<asp:TextBox ID="TextBox1" runat="server"></asp:TextBox></td>
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</tr>
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<tr>
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<td style="width: 69px; font-size: 9pt; background-color: #ffffcc; height: 28px;">
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密 码:</td>
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<td style="width: 185px; font-size: 9pt; background-color: #ffffcc; height: 28px;">
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<asp:TextBox ID="TextBox2" runat="server"></asp:TextBox></td>
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</tr>
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<tr>
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<td style="width: 69px; font-size: 9pt; background-color: #ffffcc;">
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所在城市:</td>
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<td style="width: 185px; font-size: 9pt; background-color: #ffffcc;">
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<select name="Select1" style="width: 69px" onchange="ChangeItem()">
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<option value="吉林省">吉林省</option>
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<option value="山西省">山西省</option>
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<option value="河北省">河北省</option>
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<option value="河南省">河南省</option>
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<option value="辽宁省">辽宁省</option>
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<option value="黑龙江省">黑龙江省</option>
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<option value="北京市">北京市</option>
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<option value="天津市">天津市</option>
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<option value="上海市">上海市</option>
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<option value="陕西省">陕西省</option>
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<option value="江苏省">江苏省</option>
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<option value="江西省">江西省</option>
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<option value="四川省">四川省</option>
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<option value="安徽省">安徽省</option>
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<option value="浙江省">浙江省</option>
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<option value="湖北省">湖北省</option>
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</select>
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<select name="Select2" style="width: 67px">
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<option value="长春市">长春市</option>
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<option value="太原市">太原市</option>
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<option value="石家庄市">石家庄市</option>
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<option value="郑州市">郑州市</option>
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<option value="沈阳市">沈阳市</option>
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<option value="哈尔滨市">哈尔滨市</option>
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<option value="北京市">北京市</option>
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<option value="天津市">天津市</option>
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<option value="上海市">上海市</option>
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<option value="西安市">西安市</option>
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<option value="南京市">南京市</option>
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<option value="南昌市">南昌市</option>
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<option value="成都市">成都市</option>
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<option value="合肥市">合肥市</option>
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<option value="杭州市">杭州市</option>
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<option value="武汉市">武汉市</option>
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</select>
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</td>
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</tr>
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<tr>
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<td style="text-align: center; font-size: 9pt; background-color: #ffffcc; height: 28px;" colspan="2">
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<asp:Button ID="Button1" runat="server" Text="登录"/>
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<asp:Button ID="Button2" runat="server" Text="重置"/></td>
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</tr>
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</table>
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</div>
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</form>
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</body>
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</html>
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<%@ Page Language="C#" AutoEventWireup="true" CodeFile="Default.aspx.cs" Inherits="_Default" %>2

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<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">4

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<html xmlns="http://www.w3.org/1999/xhtml" >6
<head runat="server">7
<title>Select控件实现联动效果</title>8
<script language="javascript" type="text/javascript">9
function ChangeItem(){10
form1.Select2.selectedIndex=form1.Select1.selectedIndex11
}12
</script>13
</head>14
<body>15
<form id="form1" runat="server">16
<div>17
<table align="center" border="1">18
<tr><td style="font-size: 9pt; color: #ff0000; background-color: #ff9933; text-align: center; height: 18px;" colspan="2">19
系统登录</td></tr>20
<tr>21
<td style="width: 69px; font-size: 9pt; background-color: #ffffcc;">22
姓 名:</td>23
<td style="width: 185px; font-size: 9pt; background-color: #ffffcc;">24
<asp:TextBox ID="TextBox1" runat="server"></asp:TextBox></td>25
</tr>26
<tr>27
<td style="width: 69px; font-size: 9pt; background-color: #ffffcc; height: 28px;">28
密 码:</td>29
<td style="width: 185px; font-size: 9pt; background-color: #ffffcc; height: 28px;">30
<asp:TextBox ID="TextBox2" runat="server"></asp:TextBox></td>31
</tr>32
<tr>33
<td style="width: 69px; font-size: 9pt; background-color: #ffffcc;">34
所在城市:</td>35
<td style="width: 185px; font-size: 9pt; background-color: #ffffcc;">36
<select name="Select1" style="width: 69px" onchange="ChangeItem()">37
<option value="吉林省">吉林省</option>38
<option value="山西省">山西省</option>39
<option value="河北省">河北省</option>40
<option value="河南省">河南省</option>41
<option value="辽宁省">辽宁省</option>42
<option value="黑龙江省">黑龙江省</option>43
<option value="北京市">北京市</option>44
<option value="天津市">天津市</option>45
<option value="上海市">上海市</option>46
<option value="陕西省">陕西省</option>47
<option value="江苏省">江苏省</option>48
<option value="江西省">江西省</option>49
<option value="四川省">四川省</option>50
<option value="安徽省">安徽省</option>51
<option value="浙江省">浙江省</option>52
<option value="湖北省">湖北省</option>53
</select>54
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<select name="Select2" style="width: 67px">56
<option value="长春市">长春市</option>57
<option value="太原市">太原市</option>58
<option value="石家庄市">石家庄市</option>59
<option value="郑州市">郑州市</option>60
<option value="沈阳市">沈阳市</option>61
<option value="哈尔滨市">哈尔滨市</option>62
<option value="北京市">北京市</option>63
<option value="天津市">天津市</option>64
<option value="上海市">上海市</option>65
<option value="西安市">西安市</option>66
<option value="南京市">南京市</option>67
<option value="南昌市">南昌市</option>68
<option value="成都市">成都市</option>69
<option value="合肥市">合肥市</option>70
<option value="杭州市">杭州市</option>71
<option value="武汉市">武汉市</option> 72
</select>73
</td>74
</tr>75
<tr>76
<td style="text-align: center; font-size: 9pt; background-color: #ffffcc; height: 28px;" colspan="2">77
<asp:Button ID="Button1" runat="server" Text="登录"/>78
<asp:Button ID="Button2" runat="server" Text="重置"/></td>79
</tr>80
</table>81
</div>82
</form>83
</body>84
</html>85




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