asked on create a captcha protection page
Hello Experts,
I had a script to stop spam abuse on the website to some extent, but for some reason it is not working.
Can someone please look into this.
thanks
sam
I had a script to stop spam abuse on the website to some extent, but for some reason it is not working.
Can someone please look into this.
thanks
sam
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">
<html>
<head>
<script type="text/javascript">
window.onload=init;
function init()
{
var val = code()
document.getElementById('hiddenCaptcha').value=val;
document.getElementById('visibleCaptcha').innerHTML=val;
}
function Random(X) {
return Math.floor(X * (Math.random() % 1));
}
function code() {
var j, S = "";
for (j = 0; j < 3; j++) {
S += String.fromCharCode(65 + Random(26));
S += String.fromCharCode(97 + Random(26));
}
return S;
}
function validForm(frm){
var form_name = frm ;
var valid = true;
var errMsg = "";
var emailFilter=/^\w+([\.-]?\w+)*@\w+([\.-]?\w+)*(\.\w{2,3})+$/;
if(form_name.name.value==""){
errMsg = "Please enter your name.";
valid = false;
}
if(form_name.email.value==""){
errMsg= errMsg + "\n Please enter your e-mail address.";
valid = false;
}else if (!(emailFilter.test(form_name.email.value))) {
errMsg= errMsg + "\n Please enter a valid email address.";
valid = false;
}
if(form_name.subjects.value==""){
errMsg= errMsg + "\n Please enter the subject.";
valid = false;
}
if(form_name.comments.value==""){
errMsg= errMsg + "\n Please enter your comments.";
valid = false;
}
if(valid == false){
alert(errMsg);
}
return valid;
}
</script>
</head>
<body>
<form>
<p><strong>Fields marked with an <span style="color:Red">*</span> are required.</strong></p>
</td></tr>
<table>
<tr>
<td><p>Name</p></td>
<td><input name="name" class="textfield" value="" id="Text1" type="text" /><span style="color:Red">*</span>
</td></tr>
<tr>
<td><p>Email</p></td>
<td><input name="email" class="textfield" value="" id="Text2" type="text" /><span style="color:Red">*</span>
</td></tr>
<tr>
<td><p>Contact number</p></td>
<td><input name="contact" class="textfield" value="" id="Text3" type="text" />
</td></tr>
<tr>
<td><p>City</p></td>
<td><input name="city" class="textfield" value="" id="Text4" type="text" />
</td></tr>
<tr>
<td><p>Country</p></td>
<td><select name="country" id="country" style="width:150">
<option value="UK" selected="selected">United Kingdom</option>
<option value="AF">Afghanistan</option>
<option value="AL">Albania</option>
<option value="YU">Yugoslavia</option>
<option value="ZR">Zaire</option>
<option value="ZM">Zambia</option>
<option value="ZW">Zimbabwe</option></select>
</td></tr>
<tr>
<td><p>Subjects</p></td>
<td><input name="subjects" class="textfield" value="" id="Text5" type="text" /><span style="color:Red">*</span>
</td></tr>
<tr>
<td><p>Your Comments</p></td>
<td><textarea name="comments" rows="8" cols="100" style="width: 300px; height: 100px" id="Textarea1"></textarea><span style="color:Red">*</span>
</td></tr>
<tr>
<td colspan="2">
</td></tr>
<tr>
<td> </td>
<td><input name="send" value="Submit" id="Submit1" type="submit" />
<input value="Clear" id="Reset1" name="Reset1" type="reset" /></tbody></table></form></td></tr></tbody></table>
<div>Code: <span id="visibleCaptchar" style="border:1px solid black; background-color:beige;font-weight:bold;font-size:large;font-family:verdana;padding: 3px;"></span></div>
Please Enter code you see above:<input type="" name="userCaptcha" value=""/>
</form>
</body>
</html>
PHP
Last Comment
newbie27
ASKER CERTIFIED SOLUTION
THIS SOLUTION ONLY AVAILABLE TO MEMBERS.
View this solution by signing up for a free trial.
Members can start a 7-Day free trial and enjoy unlimited access to the platform.
ASKER
thanks