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📄 只出现一次的提示信息.htm

📁 较为详细的介绍了asp自定义的各种函数,方便asp的各种开发.
💻 HTM
字号:
🔍 
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.0 Transitional//EN">
<!-- saved from url=(0055)http://www.baron.com.cn/javascript/skill/1025skill2.htm -->
<HTML><HEAD><TITLE>只出现一次的提示信息</TITLE>
<STYLE type=text/css>BODY {
	FONT-FAMILY: "宋体"; FONT-SIZE: 9pt; MARGIN-LEFT: 0px; MARGIN-RIGHT: 0px; MARGIN-TOP: 0px
}
A {
	COLOR: black; FONT-SIZE: 9pt; FONT-WEIGHT: 400; TEXT-DECORATION: none
}
A:hover {
	COLOR: red; FONT-SIZE: 9pt; FONT-WEIGHT: 400; TEXT-DECORATION: underline
}
A:active {
	COLOR: #ff0033; CURSOR: hand; FONT: 9pt "宋体"
}
</STYLE>

<META content="text/html; charset=gb2312" http-equiv=Content-Type>
<META content="MSHTML 5.00.2920.0" name=GENERATOR></HEAD>
<BODY bgColor=#fef4d9><BR><BR>
<CENTER><FONT color=red face=隶书 size=6>只出现一次的提示信息</FONT></CENTER><BR>
<CENTER>
<TABLE border=5 borderColor=blue borderlight="green">
  <TBODY>
  <TR>
    <TD align=middle><FONT color=red face="Arial, Helvetica, sans-serif" 
      size=5><STRONG>下面为效果显示</STRONG></FONT></TD></TR>
  <TR>
    <TD align=middle>
      <SCRIPT>

//specify message to alert
var alertmessage="Welcome to jzzy.com \n 这个提示信息只会出现一次哟！"

///No editing required beyond here/////

//Alert only once per browser session (0=no, 1=yes)
var once_per_session=1


function get_cookie(Name) {
  var search = Name + "="
  var returnvalue = "";
  if (document.cookie.length > 0) {
    offset = document.cookie.indexOf(search)
    if (offset != -1) { // if cookie exists
      offset += search.length
      // set index of beginning of value
      end = document.cookie.indexOf(";", offset);
      // set index of end of cookie value
      if (end == -1)
         end = document.cookie.length;
      returnvalue=unescape(document.cookie.substring(offset, end))
      }
   }
  return returnvalue;
}

function alertornot(){
if (get_cookie('alerted')==''){
loadalert()
document.cookie="alerted=yes"
}
}

function loadalert(){
alert(alertmessage)
}

if (once_per_session==0)
loadalert()
else
alertornot()

</SCRIPT>
    </TD></TR></TBODY></TABLE></CENTER><BR><BR><BR><BR><BR><BR>
<CENTER><TEXTAREA class=yk9 cols=45 name=source rows=12>脚本说明:
把如下代码加入&lt;body&gt;区域中
&lt;script&gt;

//specify message to alert
var alertmessage="Welcome to jzzy.com \n 这个提示信息只会出现一次哟！"

///No editing required beyond here/////

//Alert only once per browser session (0=no, 1=yes)
var once_per_session=1


function get_cookie(Name) {
  var search = Name + "="
  var returnvalue = "";
  if (document.cookie.length &gt; 0) {
    offset = document.cookie.indexOf(search)
    if (offset != -1) { // if cookie exists
      offset += search.length
      // set index of beginning of value
      end = document.cookie.indexOf(";", offset);
      // set index of end of cookie value
      if (end == -1)
         end = document.cookie.length;
      returnvalue=unescape(document.cookie.substring(offset, end))
      }
   }
  return returnvalue;
}

function alertornot(){
if (get_cookie('alerted')==''){
loadalert()
document.cookie="alerted=yes"
}
}

function loadalert(){
alert(alertmessage)
}

if (once_per_session==0)
loadalert()
else
alertornot()

&lt;/script&gt;
</TEXTAREA>
<SCRIPT language=JavaScript>

<!-- hide

function goHist(a) 

{

   history.go(a);

}

//-->

</SCRIPT>
 
<FORM method=post><INPUT onclick=goHist(-1) style="BACKGROUND-COLOR: #8000ff; COLOR: rgb(255,255,255)" type=button value=返回> 
</FORM></CENTER><BR><BR></BODY></HTML>

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