How to Set id as a Session value using JavaScript

Question

Here is my JavaScript code,

     function register_popup(id,name,msg)
        {                
          for(var iii = 0; iii < popups.length; iii++)
           {   
             //already registered. Bring it to front.
             if(id == popups[iii])
               {
                 Array.remove(popups, iii);                   
                 popups.unshift(id);
                 calculate_popups();
                 return;
                }
           }               
            var element = '<div class="msg_box" style="right:290px" id="'+ id +'">';
                element = element + '<div class="msg_head">'+ id +'';
                element = element + '<div class="close"><a href="javascript:close_popup(\''+ id +'\');">&#10005;</a></div></div>';
                element = element +'<div class="msg_wrap"><div class="msg_body" class="msg-wgt-body"><ul id="chatlog"></ul>'+ msg+'<div class="msg_push" id="textmesage">dg</div></div><div class="msg_footer" ><textarea id="myTextArea" class="msg_input" rows="4" onkeypress="PushMessage(event , this);"+"\n">  </textarea></div></div>';
                element = element + '<div><a href="get_message('+id+'","'+msg+');"></a></div>';
            document.getElementsByTagName("body")[0].innerHTML = document.getElementsByTagName("body")[0].innerHTML + element;  
            popups.unshift(id);      
            calculate_popups();

        }

I want to set id as a session value in this code. I am new in javascript kindly help me to solve this problem.

Answer 1

<script>
var someVal = <?php echo $_SESSION['some_var']; ?>;
</script>

That should do it.