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insertAtCurson º¯Êý´úÁ½²ÎÊý·Ö±ðΪ¶ÔÏóºÍÊäÈëµÄ×Ö·û
    function insertAtCursor(myField, myValue)
    { 
        if (document.selection)
        { 
            myField.focus();
            sel = document.selection.createRange(); 
            sel.text = myValue; 
        }
        else if (myField.selectionStart || myField.selectionStart == "0")
        { 
            var startPos = myField.selectionStart;
            var endPos = myField.selectionEnd;
            myField.value = myField.value.substring(0, startPos) + myValue + myField.value.substring(endPos, myField.value.length);
        }
        else
        { 
            myField.value += myValue; 
        }
    }


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JavaScript »ñÈ¡¶ÔÏóµÄ¸ß¶ÈºÍ¿í¶ÈÏêϸ˵Ã÷

scrollHeight: »ñÈ¡¶ÔÏóµÄ¹ö¶¯¸ß¶È¡£
scrollLeft:ÉèÖûò»ñȡλÓÚ¶ÔÏó×ó±ß½çºÍ´°¿ÚÖÐĿǰ¿É¼ûÄÚÈݵÄ×î×ó¶ËÖ®¼äµÄ¾àÀë
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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 ......

JavaScript Moduleģʽ(ÒëÎÄ)


JavaScript Module Pattern
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JavaScript
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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YU ......

JavaScriptÖеÄJSON

Ô­Ö·£ºhttp://www.dreamdu.com/blog/2008/10/19/json_in_javascript/
JavaScriptÖеÄJSON
×÷ÕߣºDouglas Crockford
Ô­ÎÄÍøÖ·£ºhttp://www.json.org/js.html
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JavaScriptÕâÖÖ±à³ÌÓïÑÔÊ×ÒªµÄÄ¿µÄÊÇΪNetscape NavigatorÌṩһÖÖÒ³Ãæ½Å±¾ÓïÑÔ¡£ËüÈÔ±»ÆÕ±éµÄÈÏΪÊÇJavaµÄÒ»¸ö×Ó¼¯£¬µ«ÊÂʵ²¢·ÇÈç´Ë¡£ËüÊ ......

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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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EnableAutomation(); 
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SetExternalDispatch(GetIDispatch(TRUE)); 
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DECLARE_DISPATCH_MAP() 
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BEGIN_DISPATCH_MAP(µ±Ç°Àà, »ùÀà)
END_DISPATCH_MAP() 
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