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1 Add  the following code to .aspx
<script>  
  function fresh() {
         {
            window.opener.document.getElementById("ControlId").click();  //ControlId -- meaning parent control
        }
<script>
2.Add the following code to .cs,if you want to refresh master page control.
ScriptManager.RegisterStartupScript(Page, Page.GetType(), Guid.NewGuid().ToString(), "fresh(');", true);


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scrollWidth:»ñÈ¡¶ÔÏóµÄ¹ö¶¯¿í¶È
offsetHeight:»ñÈ¡¶ÔÏóÏà¶ÔÓÚ°æÃæ»òÓɸ¸×ø±ê offsetParent ÊôÐÔÖ¸¶¨µÄ¸¸×ø±êµÄ¸ß¶È
offsetL ......

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ÒÔÏÂÒÔ IE ´úÌæ Internet Explorer£¬ÒÔ MF ´úÌæ Mozzila Firefox
1. document.form.item ÎÊÌâ
(1)ÏÖÓÐÎÊÌ⣺
ÏÖÓдúÂëÖдæÔÚÐí¶à document.formName.item("itemName") ÕâÑùµÄÓï¾ä£¬²»ÄÜÔÚ MF ÏÂÔËÐÐ
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¸ÄÓà document.formName.elements["elementName"]
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JavaScript Moduleģʽ(ÒëÎÄ)


JavaScript Module Pattern
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Module
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1.      
http://yuiblog.com/blog/2007/06/12/module-pattern/
2.      
http://yuiblog.com/blog/2006/06/01/global-domination/
 
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JavaScriptÖеÄJSON

Ô­Ö·£ºhttp://www.dreamdu.com/blog/2008/10/19/json_in_javascript/
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var obj = new Object();
var objRef = obj; //objÓëobjRefÖ¸Ïòͬһ¸ö¶ÔÏó,objRefÊÇÒ»¸öÒýÓÃ

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var items = new Array("one","two","three");
var itemsRef = items; //´´½¨Ò»¸öÒýÓÃ
items.push("four");
alert(items.length == items ......
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