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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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var obj = new Object();
var objRef = obj; //objÓëobjRefÖ¸Ïòͬһ¸ö¶ÔÏó,objRefÊÇÒ»¸öÒýÓÃ
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var itemsRef = items; //´´½¨Ò»¸öÒýÓÃ
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<head>
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<Columns>
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