<form name=form1>
<input name=ss type=submit value=submit onclick="this.disabled=true; setTimeout('document.form1.ss.disabled=false', 5000)">
</form>提交后暂时让提交按钮失效, 例如CSDN里的做法
<input name=ss type=submit value=submit onclick="this.disabled=true; setTimeout('document.form1.ss.disabled=false', 5000)">
</form>提交后暂时让提交按钮失效, 例如CSDN里的做法
function GetCookie (name) {
var arg = name + "=";
var alen = arg.length;
var clen = document.cookie.length;
var i = 0;
while (i < clen) {
var j = i + alen;
if (document.cookie.substring(i, j) == arg)
return getCookieVal (j);
i = document.cookie.indexOf(" ", i) + 1;
if (i == 0) break;
}
return null;
}
function getCookieVal (offset) {
var endstr = document.cookie.indexOf (";", offset);
if (endstr == -1)
endstr = document.cookie.length;
return unescape(document.cookie.substring(offset, endstr));
}
function SetCookie (name, value) {
document.cookie = name + "=" + escape (value)
}function mysubmit()
{
if(GetCookie("times")<1)
{
alert("谢谢您参与");
SetCookie("times",1);
document.myform.submit();
}
else
{
alert("不要重复提交");
}
}
</script>
<form name=myform action=next.jsp>
<input type=button onclick=mysubmit()>
</form>
<%
if not Request.ServerVariables("REMOTE_ADDR")=request.cookies("IPAddress") then
response.cookies("IPAddress")=Request.ServerVariables("REMOTE_ADDR")
%>
if not Request.ServerVariables("REMOTE_ADDR")=request.cookies("IPAddress") then
response.cookies("IPAddress")=Request.ServerVariables("REMOTE_ADDR")
%><% else
response.redirect "warning.htm"
end if
%>
if not Request.ServerVariables("REMOTE_ADDR")=request.cookies("IPAddress") then
response.cookies("IPAddress")=Request.ServerVariables("REMOTE_ADDR")
%>..........<% else
response.redirect "warning.htm"
end if
%>