Untitled

<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN">

<html>
<head>
<title>work3</title>
</head>
<body>

<form>

E-mail:
<input type="text" id="form1" value="MAiL" size="26">
NickName:
<input type="text"  id="form2" value="Nick" size="26">
Web page:
<input type="text" id="form3" value="Empty" size="26">

</form>

<input type="submit" id="button1" value="Submit info" onclick="compute()">
<br></br>
<form>


User:
<input type="text" id="form4" value="user" size="26">
Password
<input type="password" id="form5" value="" size="26">
<br></Br>
<textarea id="txt1" cols="80" rows="10" type= readonly>

</textarea>


</form>
<input type="submit" id="button2" value="Enter" onclick="admin()">


<script language="JavaScript" type="text/javascript">
function admin()
{
var us=document.getElementById("form4").value;
var pass=document.getElementById("form5").value;
if (us=="admin"&&pass=="111111") alert("Password correct");

document.getElementById('txt1').value=document.cookie;
}


function compute()
{
var em=document.getElementById("form1").value;
var nn=document.getElementById("form2").value;
var wb=document.getElementById("form3").value;
var t="0";
var all;
var k;
var t1="Nick Name: ";
var t2=" E-mail: ";
var t3=" Web page: ";


if (/^[a-zA-Z0-9._-]+@[a-zA-Z0-9.-]+\.[a-zA-Z]{2,4}$/.test(em));
else t="1";

if (/^[0-9a-zA-Z_]*$/.test(nn));
else t="2";
var v = new RegExp();
v.compile("^[A-Za-z]+://[A-Za-z0-9-_]+\\.[A-Za-z0-9-_%&\?\/.=]+$");


if (!v.test(wb)&&wb!="Empty")  t="3";

if (t=="1") alert("Wrong E-mail address");
if (t=="2") alert("Incorrect Nickname");
if (t=="3") alert("URL not valid,if you don`t have please enter: Don`t have");
if (t=="0") {
alert("Everything OK");
all=t1+nn+t2+em+t3+wb;


k=getCookie(all);

if (k!=null) {k++;alert("Your here for "+k+" times");setCookie(all,k,365)};
else  setCookie(all,1,365);


}


}

function getCookie(NameOfCookie){
    if (document.cookie.length > 0) {
    begin = document.cookie.indexOf(NameOfCookie+"=");
    if (begin != -1) {
      begin += NameOfCookie.length+1;
      end = document.cookie.indexOf(";", begin);
      if (end == -1) end = document.cookie.length;
        return unescape(document.cookie.substring(begin, end));
    }
  }
  return null;
}

function setCookie(NameOfCookie, value, expiredays) {
var ExpireDate = new Date ();
ExpireDate.setTime(ExpireDate.getTime() + (expiredays * 24 * 3600 * 1000));

  document.cookie = NameOfCookie + "=" + escape(value) +
  ((expiredays == null) ? "" : "; expires=" + ExpireDate.toGMTString());
}

function delCookie (NameOfCookie) {
  if (getCookie(NameOfCookie)) {
    document.cookie = NameOfCookie + "=" +
    "; expires=Thu, 01-Jan-70 00:00:01 GMT";
  }
}


</script>


</body>
</html>