<form class="form-horizontal" action="curl.php" method="POST">
        <div class="control-group">
            <label class="control-label" for="inputEmail">Username</label>
            <div class="controls">
                <input type="text" id="inputEmail" placeholder="Username">
            </div>
        </div>
        <div class="control-group">
            <label class="control-label" for="inputPassword">Password</label>
            <div class="controls">
                <input type="password" id="inputPassword" placeholder="Password">
            </div>
        </div>
        <div class="control-group">
            <div class="controls">
                <label class="checkbox">
                    <input type="checkbox"> Remember me
                </label>
                <button type="submit" class="btn">Sign in</button>
            </div>
        </div>
    </form>

<?php
    $address = "http://evarsity.srmuniv.ac.in/srmswi/usermanager/youLogin..jsp"; //site URL
    $post = "username=txtRegNumber&pass=txtPwd"; //Parameters to be sent. Written like GET.
    $welcomeMessage = "Welcome..."; //This is the message that is displayed when a login is successful

    $options = array(
       CURLOPT_USERAGENT => 'Mozilla/4.0 (compatible; MSIE 6.0; Windows NT 5.0)', 
       CURLOPT_POST => true, //using post
       CURLOPT_URL => $address,  //where to go
       CURLOPT_POSTFIELDS => $post, //input params
       CURLOPT_RETURNTRANSFER => true, //Returns a string value of the request
       CURLOPT_SSL_VERIFYPEER => false, //Avoid SSL problems
       CURLOPT_COOKIEFILE => 'cookie.txt', //Save cookies
       CURLOPT_COOKIEJAR => 'cookies.txt' //Cookies located
       CURLOPT_USERPWD ==> [username]:[password]); 


          if (strpos($content, $welcomeMessage) !== false){ 
          /*
          Do whatever,I don't know what to do here though
          */
          }

      curl_close($ch); //close connections
    ?>