dynamický formulář..

echo '<form method="post" action="" name="test_form">';
?>
Authors: <a href="#" onclick="plus('new_sab'); return false;" >Add</a>  / <a href="#" onclick="minus('new_sab'); return false;" >Delete</a>
<div id="new_sab">
</div>
<?php
echo 'Title: <input type="text" name="title" size="80" value="'.$title.'"><br />';
echo '<input type="submit" name="submit2" value="Save and continue">';
echo '</form>';  

var num_of_lines = 0;  $i = 1;
   
function plus(element){  
   
     num_of_lines ++;  
       
     var x = document.getElementById( element );  
       
     var input = document.createElement('input'); 
	  input.setAttribute('type', 'text');  
          input.setAttribute('name', 'autor[]'); 
	  input.setAttribute('size', '50');  
           
     var text = document.createTextNode($i); 
     var text1 = document.createTextNode('. author: '); 
     
     var p = document.createElement('span'); 
     p.setAttribute('id', 'span_' + num_of_lines );  

     var br = document.createElement('br');  
      
     $i++; 
	 
     p.appendChild(text);  
     p.appendChild(text1);
     p.appendChild(input);  
     p.appendChild(br); 
       
     x.appendChild(p);  
}         
   
function minus(element){  
     if( num_of_lines < 1 )  
         return;  
     $i--;      
     var d = document.getElementById( element );  
     var olddiv = document.getElementById( 'span_' + num_of_lines );  
     num_of_lines--;  
     d.removeChild(olddiv);       
}       

if (isset ($_POST['submit2'])) {
    $title = $_POST['title'];
} else {
    $title = '';
}