一个可以文本显示的公告栏，可以在多处使用，绝对不可错过！
脚本说明:
第一步：把如下代码加入
<script> <br><!-- Activate Cloaking Device <br>var i = 0; <br>// used to cycle thru messages <br>var TextNumber = -1; <br>// array of messages <br>var TextInput = new Object(); <br>// used to load manipulate message <br>var HelpText=""; <br>// used to load message <br>var Text = ""; <br>// length of timeout (smaller is faster) <br>var Speed=50; <br>// used to display message number <br>var message=0; <br>// used to position text in ver 2.0 <br>var addPadding="rn"; <br>// Each element of TextInput represents a single message. <br>TextInput[0] = "今天注意了有新的任务布置"; <br>TextInput[1] = "欢迎你的光临！本站为你提供大量javascript下载"; <br>TextInput[2] = "重点介绍Javascript"; <br>TextInput[3] = "与制作网页特效密切相关的技术"; <br>TextInput[4] = "本站同时有影音空间等栏目"; <br>TextInput[5] = "还有新闻及健康方面的资料"; <br>TextInput[6] = "还有宽带网方面的大量技术文章"; <br>TextInput[7] = "本站网址：http://www.njcatv.net"; <br>TotalTextInput = 7; // (0, 1, 2, 3, 4, 5, 6, 7) <br>// Positioning and speed vary between versions. <br>var Version = navigator.appVersion; <br>if (Version.substring(0, 1)==3) <br>{ <br>Speed=200; <br>addPadding=""; <br>} <br>for (var addPause = 0; addPause <= TotalTextInput; addPause++) <br>{TextInput[addPause]=addPadding+TextInput[addPause];} <br>var TimerId <br>var TimerSet=false; <br>// Called by >>> button (display next message) . <br>function nextMessage() <br>{ <br>if (!TimerSet) <br>{ <br>TimerSet=true; <br>clearTimeout (TimerId); <br>if (TextNumber>=TotalTextInput) <br>{ <br>alert("This is the end of the list!"); <br>TimerSet=false; <br>} <br>else <br>{ <br>TextNumber+=1; <br>message=TextNumber+1; <br>document.forms[0].elements[2].value= message; <br>Text = TextInput[TextNumber]; <br>HelpText = Text; <br>} <br>teletype(); <br>} <br>} <br>// Gets and displays character from rollMessage() . <br>// Variable Speed controls length of timeout and thus the speed of typing. <br>function teletype() <br>{ <br>if (TimerSet) <br>{ <br>Text=rollMessage(); <br>TimerId = setTimeout("teletype()", Speed); <br>document.forms[0].elements[0].value=Text; <br>} <br>} <br>// Pulls one character at a time from string and returns (as Text) to function teletype() for displaying. <br>function rollMessage () <br>{ <br>i++; <br>var CheckSpace = HelpText.substring(i-1, i); <br>CheckSpace = "" + CheckSpace; <br>if (CheckSpace == " ") <br>{i++;} <br>if (i >= HelpText.length+1) <br>{ <br>TimerSet=false; <br>Text = HelpText.substring(0, i); <br>i=0; <br>return (Text); <br>} <br>Text = HelpText.substring(0, i); <br>return (Text); <br>} <br>// Initially called by onLoad in BODY tag to load title. <br>function initTeleType() <br>{ <br>Text="rn Manual Tele-Type Display"; <br>document.forms[0].elements[0].value=Text; <br>} <br>// Called by <<< button (get previous message). <br>function lastMessage() <br>{ <br>if (!TimerSet && TextNumber!=-1) <br>{ <br>TimerSet=true; <br>clearTimeout (TimerId); <br>if (TextNumber<=0) <br>{ <br>alert("This is the beginning of the list!"); <br>TimerSet=false; <br>} <br>else <br>{ <br>TextNumber-=1; <br>message=TextNumber+1; <br>document.forms[0].elements[2].value= message; <br>Text = TextInput[TextNumber]; <br>HelpText = Text; <br>} <br>teletype(); <br>} <br>} <br>// Deactivate Cloaking --></script>
第二步：在区域中加入如下代码:
