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var OnPasteCheckIntNum = function()
{
    if(window.clipboardData)
    {
        if(isNaN(window.clipboardData.getData('text')))
        {
            clipboardData.setData('text','');
        }
        else
        {
            //clipboardData.setData('text',clipboardData.getData('text'))
            clipboardData.setData('text',clipboardData.getData('text').replace(/[^\d]/g,''))
        }
    }
    else if(navigator.userAgent.indexOf("Opera") != -1)
    {
        if(isNaN(window.location))
        {
            //window.location = window.location.replace(/[^\d]/g,'');
            window.location = '';
        }
    }
};
var OnPasteCheckDecimal = function(id)
{   
    return function()
    {
        if(window.clipboardData)
        {
            if(isNaN(window.clipboardData.getData('text') + id.value))
            {
                clipboardData.setData('text','');
            }
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JavaScript Google IG Drag Demo

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JavaScript×Ö·û´®º¯Êý

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concat
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var a = "hello";
var b = ",world";
var c = a.concat(b);
alert(c);
//c = "hello,world"
indexOf
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var index1 = a.indexOf("l");
//index1 ......

Csdn Ö®"Ìí¼ÓjavascriptÌØÐ§"

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ÓÃJavaScriptʵÏÖÎÄ×ÖÎ§ÈÆÊó±êת¶¯

 if (document.all)
{
yourLogo = "»¶Ó­½øÈëÏÊ»¨¹¤·»Íø£¡";           <!--´ýÐýתµÄÎÄ×Ö-->
logoFont = "Arial";                       ......

ÓÃJavaScriptʵÏÖä¯ÀÀÆ÷״̬À¸·ÉÈëÎÄ×Ö

 //״̬À¸·ÉÈëÎÄ×Ö
function statusMessageObject(p,d) {  <!--????????????-->
  this.msg = MESSAGE
  this.out = " "
  this.pos = POSITION
  this.delay = DELAY
  this.i     = 0
  this.reset = clearMessage
}
function clearMessage( ......
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