</big></pre>
    </dir>
    </td>
  </tr>
  <tr>
    <td WIDTH="77%" VALIGN="MIDDLE" BGCOLOR="#ffffff"><font FACE="System,黑體" LANG="ZH-CN">由于每次打開窗口時(shí)我們給窗口起的名稱都一樣，<br>
    所以在轉(zhuǎn)到新的</font><font FACE="宋體" LANG="ZH-CN">URL</font><font
    FACE="System,黑體" LANG="ZH-CN">時(shí)，不會(huì)打開許多窗口。如果<br>
    我們在上例中去掉窗口名稱</font><tt>&quot;new_window&quot;</tt><font
    FACE="System,黑體" LANG="ZH-CN">，則每次<br>
    循環(huán)時(shí)就會(huì)打開一個(gè)新窗口。</font> <font FACE="System,黑體" LANG="ZH-CN"><p>循環(huán)的第</font><font
    FACE="宋體" LANG="ZH-CN">3</font><font FACE="System,黑體" LANG="ZH-CN">行只是打開一個(gè)</font><font
    FACE="宋體" LANG="ZH-CN">alert</font><font FACE="System,黑體" LANG="ZH-CN">框，并對待用戶點(diǎn)<br>
    擊</font><font FACE="宋體" LANG="ZH-CN">OK </font><font FACE="System,黑體"
    LANG="ZH-CN">按鈕。</font> </p>
    <font FACE="System,黑體" LANG="ZH-CN"><p>數(shù)組還可以由于其它元素，而不只是字符串。數(shù)組<br>
    可以應(yīng)用于</font><font FACE="宋體" LANG="ZH-CN">JavaScript</font><font
    FACE="System,黑體" LANG="ZH-CN">文件對象模塊（</font><font FACE="宋體"
    LANG="ZH-CN">Document <br>
    Object Model</font><font FACE="System,黑體" LANG="ZH-CN">）的各個(gè)方面。</font></td>
  </tr>
  <tr>
    <td WIDTH="77%" VALIGN="TOP" BGCOLOR="#ffffff"><!-- PAGE X LINKS --><!-- this stuff checks if there are more pages in this story. if so, we'll
suck out the titles of those pages and build links. Right now, the maximum is
15 pages. --> <!-- PAGE X LINKS --><!-- this stuff checks if there are more pages in this story. if so, we'll
suck out the titles of those pages and build links. Right now, the maximum is
15 pages. --><font FACE="System,黑體" LANG="ZH-CN">第</font><font
    FACE="宋體" LANG="ZH-CN">1</font><font FACE="System,黑體" LANG="ZH-CN">頁</font><font
    FACE="宋體" LANG="ZH-CN" SIZE="2">: </font><a HREF="tutorial4.htm"><font
    FACE="System,黑體" LANG="ZH-CN">第四課介紹</font></a><font FACE="System,黑體"
    LANG="ZH-CN" SIZE="2"><br>
<!-- PAGE X LINKS --><!-- this stuff checks if there are more pages in this story. if so, we'll
suck out the titles of those pages and build links. Right now, the maximum is 15 pages. --><!-- this is a mini-template that formats each pageX link. So, if a story
has 15 pages, we need to generate 15 links to it. This is how each one
will look... -->    </font><font FACE="System,黑體" LANG="ZH-CN">第</font><font FACE="宋體" LANG="ZH-CN">2</font><font
    FACE="System,黑體" LANG="ZH-CN">頁</font><font FACE="宋體" LANG="ZH-CN" SIZE="2">: </font><a
    HREF="tutorial4_page2.htm"><font FACE="System,黑體" LANG="ZH-CN">循環(huán)介紹</font></a><font
    FACE="System,黑體" LANG="ZH-CN" SIZE="2"><br>
<!-- this is a mini-template that formats each pageX link. So, if a story
has 15 pages, we need to generate 15 links to it. This is how each one
will look... -->    </font><font FACE="System,黑體" LANG="ZH-CN">第</font><font FACE="宋體" LANG="ZH-CN">3</font><font
    FACE="System,黑體" LANG="ZH-CN">頁</font><font FACE="宋體" LANG="ZH-CN" SIZE="2">: </font><a
    HREF="tutorial4_page3.htm"><font FACE="System,黑體" LANG="ZH-CN">循環(huán)的密碼</font></a><font
    FACE="System,黑體" LANG="ZH-CN" SIZE="2"><br>
<!-- this is a mini-template that formats each pageX link. So, if a story
has 15 pages, we need to generate 15 links to it. This is how each one
will look... -->    </font><font FACE="System,黑體" LANG="ZH-CN">第</font><font FACE="宋體" LANG="ZH-CN">4</font><font
    FACE="System,黑體" LANG="ZH-CN">頁</font><font FACE="宋體" LANG="ZH-CN" SIZE="2">: </font><a
    HREF="tutorial4_page4.htm"><font FACE="System,黑體" LANG="ZH-CN">再談</font><font
    FACE="宋體" LANG="ZH-CN">WHILE</font><font FACE="System,黑體" LANG="ZH-CN">循環(huán)</font></a><font
    FACE="System,黑體" LANG="ZH-CN" SIZE="2"><br>
<!-- this is a mini-template that formats each pageX link. So, if a story
has 15 pages, we need to generate 15 links to it. This is how each one
will look... -->    </font><font FACE="System,黑體" LANG="ZH-CN">第</font><font FACE="宋體" LANG="ZH-CN">5</font><font
    FACE="System,黑體" LANG="ZH-CN">頁</font><font FACE="宋體" LANG="ZH-CN" SIZE="2">: </font><a
    HREF="tutorial4_page5.htm"><font FACE="宋體" LANG="ZH-CN">For </font><font
    FACE="System,黑體" LANG="ZH-CN">循環(huán)</font></a><font FACE="System,黑體" LANG="ZH-CN"
    SIZE="2"><br>
<!-- this is a mini-template that formats each pageX link. So, if a story
has 15 pages, we need to generate 15 links to it. This is how each one
will look... -->    </font><font FACE="System,黑體" LANG="ZH-CN">第</font><font FACE="宋體" LANG="ZH-CN">6</font><font
    FACE="System,黑體" LANG="ZH-CN">頁</font><font FACE="宋體" LANG="ZH-CN" SIZE="2">: </font><a
    HREF="tutorial4_page6.htm"><font FACE="System,黑體" LANG="ZH-CN">嵌套循環(huán)</font></a><font
    FACE="System,黑體" LANG="ZH-CN" SIZE="2"><br>
<!-- this is a mini-template that formats each pageX link. So, if a story
has 15 pages, we need to generate 15 links to it. This is how each one
will look... -->    </font><font FACE="System,黑體" LANG="ZH-CN">第</font><font FACE="宋體" LANG="ZH-CN">7</font><font
    FACE="System,黑體" LANG="ZH-CN">頁</font><font FACE="宋體" LANG="ZH-CN" SIZE="2">: </font><a
    HREF="tutorial4_page7.htm"><font FACE="System,黑體" LANG="ZH-CN">循環(huán)練習(xí)</font></a><font
    FACE="System,黑體" LANG="ZH-CN" SIZE="2"><br>
<!-- this is a mini-template that formats each pageX link. So, if a story
has 15 pages, we need to generate 15 links to it. This is how each one
will look... -->    </font><font FACE="System,黑體" LANG="ZH-CN">第</font><font FACE="宋體" LANG="ZH-CN">8</font><font
    FACE="System,黑體" LANG="ZH-CN">頁</font><font FACE="宋體" LANG="ZH-CN" SIZE="2">: </font><a
    HREF="tutorial4_page8.htm"><font FACE="System,黑體" LANG="ZH-CN">數(shù)組</font></a><font
    FACE="System,黑體" LANG="ZH-CN" SIZE="2"><br>
<!-- this is a mini-template that formats each pageX link. So, if a story
has 15 pages, we need to generate 15 links to it. This is how each one
will look... -->    </font><font FACE="System,黑體" LANG="ZH-CN">第</font><font FACE="宋體" LANG="ZH-CN">9</font><font
    FACE="System,黑體" LANG="ZH-CN">頁</font><font FACE="宋體" LANG="ZH-CN" SIZE="2">: </font><a
    HREF="tutorial4_page9.htm"><font FACE="System,黑體" LANG="ZH-CN">數(shù)組和循環(huán)</font></a><font
    FACE="System,黑體" LANG="ZH-CN" SIZE="2"><br>
<!-- this is a mini-template that formats each pageX link. So, if a story
has 15 pages, we need to generate 15 links to it. This is how each one
will look... -->    </font><font FACE="System,黑體" LANG="ZH-CN">第</font><font FACE="宋體" LANG="ZH-CN">10</font><font
    FACE="System,黑體" LANG="ZH-CN">頁</font><font FACE="宋體" LANG="ZH-CN" SIZE="2">:</font><a
    HREF="tutorial4_page10.html"><font FACE="System,黑體" LANG="ZH-CN">文件目標(biāo)模塊中的數(shù)組</font></a><font
    FACE="System,黑體" LANG="ZH-CN" SIZE="2"><br>
<!-- this is a mini-template that formats each pageX link. So, if a story
has 15 pages, we need to generate 15 links to it. This is how each one
will look... -->    </font><font FACE="System,黑體" LANG="ZH-CN">第</font><font FACE="宋體" LANG="ZH-CN">11</font><font
    FACE="System,黑體" LANG="ZH-CN">頁</font><font FACE="宋體" LANG="ZH-CN" SIZE="2">: </font><a
    HREF="tutorial4_page11.htm"><font FACE="System,黑體" LANG="ZH-CN">函數(shù)</font></a><font
    FACE="System,黑體" LANG="ZH-CN" SIZE="2"><br>
<!-- this is a mini-template that formats each pageX link. So, if a story
has 15 pages, we need to generate 15 links to it. This is how each one
will look... -->    </font><font FACE="System,黑體" LANG="ZH-CN">第</font><font FACE="宋體" LANG="ZH-CN">12</font><font
    FACE="System,黑體" LANG="ZH-CN">頁</font><font FACE="宋體" LANG="ZH-CN" SIZE="2">: </font><a
    HREF="tutorial4_page12.html"><font FACE="System,黑體" LANG="ZH-CN">無參數(shù)函數(shù)</font></a><font
    FACE="System,黑體" LANG="ZH-CN" SIZE="2"><br>
<!-- this is a mini-template that formats each pageX link. So, if a story
has 15 pages, we need to generate 15 links to it. This is how each one
will look... -->    </font><font FACE="System,黑體" LANG="ZH-CN">第</font><font FACE="宋體" LANG="ZH-CN">13</font><font
    FACE="System,黑體" LANG="ZH-CN">頁</font><font FACE="宋體" LANG="ZH-CN" SIZE="2">: </font><a
    HREF="tutorial4_page13.htm"><font FACE="System,黑體" LANG="ZH-CN">參數(shù)及返回值</font></a><font
    FACE="System,黑體" LANG="ZH-CN" SIZE="2"><br>
<!-- this is a mini-template that formats each pageX link. So, if a story
has 15 pages, we need to generate 15 links to it. This is how each one
will look... -->    </font><font FACE="System,黑體" LANG="ZH-CN">第</font><font FACE="宋體" LANG="ZH-CN">14</font><font
    FACE="System,黑體" LANG="ZH-CN">頁</font><font FACE="宋體" LANG="ZH-CN" SIZE="2">: </font><a
    HREF="tutorial4_page14.htm"><font FACE="System,黑體" LANG="ZH-CN">多于一個(gè)參數(shù)的函數(shù)</font></a><font
    FACE="System,黑體" LANG="ZH-CN" SIZE="2"><br>
<!-- this is a mini-template that formats each pageX link. So, if a story
has 15 pages, we need to generate 15 links to it. This is how each one
will look... -->    </font><font FACE="宋體" LANG="ZH-CN" SIZE="2"><p><br>
<!-- AUTHOR TAGLINE -->    </font></td>
  </tr>
  <tr>
    <td WIDTH="77%" VALIGN="MIDDLE"></td>
  </tr>
</table>
<font FACE="System,黑體" LANG="ZH-CN">

<p>　</p>
</font>
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