session problem in pagination

[eluser]rajyakshmik[/eluser]
//view code

Code:

function dealsearch()
{

  if(document.form1.zip.value==’’ && document.form1.keywords.value==’‘)
  {
      document.form1.zip.value=0;
      document.form1.keywords.value=0;
      document.form1.action=“main/search/N”;
  }
  if(document.form1.zip.value!=’’ && document.form1.keywords.value==’‘)
  {
      document.form1.keywords.value=0;
      document.form1.action=“main/search/S1”;
  }
  if(document.form1.zip.value==’’ && document.form1.keywords.value!=’‘)
  {
      document.form1.zip.value=0;
      document.form1.action=“main/search/S2”;
  }
  else
  {
      document.forms[0].action=“main/search/S”;
  }
  //document.form1.action=“main/search/S”;
}

<form method=“post” name=“form1”>
  <div id=“Layer4”>

  </div>
  <div id=“Layer5”>
  <div id=“Layer6”>
    <table width=“98%” height=“69” border=“0” align=“center” cellspacing=“0”>
      <tr>
      <td colspan=“7”> images/searchdeal.jpg</td>
      </tr>
      <tr>
            
      <td width=“12%”  align=“right” class=“dealsearch” >ZipCode</td>
      <td width=“14%”>
      &lt;input type=“text” name=“zip” width=“20” tabindex=“7” size=“5” maxlength=“5” value=”&lt;?php if($_SESSION[‘zip’]!=’‘) echo $_SESSION[‘zip’];?&gt;”/&gt;    </td>
      <!—<<td width=“12%” align=“right” class=“dealsearch”>Business Type </td>
      <td width=“22%”>select name=“businesstype” tabindex=“8”><option value=“0”>—Select Business Type—</option>
    
        &lt;?php
      
        //foreach ($query2->result() as $row)
        // {
        
          
            ?&gt;
              <option value=’&lt;?php //echo $row->MerchantType;?&gt;’  &lt;?php //if($_SESSION[‘businesstype’]!=’‘) { if($row->MerchantType == $_SESSION[‘businesstype’])    //echo “selected”; }?&gt; >&lt;?php //echo $row->MerchantType;?&gt;</option>”;
        
        &lt;?php // }
          ?&gt;
      </select></td>—>
      <td width=“9%” align=“right” class=“dealsearch”>Keywords</td>
      <td width=“26%”>
      &lt;input type=“text” name=“keywords” width=“20” size=“30” tabindex=“9” value=”&lt;?php if($_SESSION[‘keywords’]!=’‘) echo $_SESSION[‘keywords’];?&gt;”/&gt;&lt;/td>
      <td width=“12%”>&lt;input type=“image” src=“images/searchbtn.jpg” border=“0” tabindex=“10” &gt;  </td>
      </tr>
    </table>
  </div>
  </div>
  &lt;/form&gt;
//Controller code
function search($key)
  {
      $condi =’‘;
      $codetype=’‘;
      $data[‘msg’] =’‘;
      if($key == ‘S’)
      {
        if($_POST[‘zip’]!=‘0’)
        $_SESSION[‘zip’] = $_POST[‘zip’];
      
        if($_POST[‘keywords’]!=‘0’)
        $_SESSION[‘keywords’] = $_POST[‘keywords’];
    
      }
    else if($key == ‘S1’)
      {
        if($_POST[‘zip’]!=‘0’)
        $_SESSION[‘zip’] = $_POST[‘zip’];
    
      }
      else if($key == ‘S2’)
      {
        // echo ‘===>’.$_POST[‘keywords’];
        if($_POST[‘keywords’]!=‘0’)
        $_SESSION[‘keywords’] = $_POST[‘keywords’];
    
      }
      else if($key == ‘N’)
      {
    
        $_POST[‘zip’]=’‘;
        //$_POST[‘businesstype’]=’‘;
        $_POST[‘keywords’]=’‘;
        $_SESSION[‘keywords’]=’‘;
        //$_SESSION[‘businesstype’]=’‘;
        $_SESSION[‘zip’]=’‘;
      }
      else
      {
        //echo ‘sfsdf’;
        $_POST[‘zip’]=’‘;
        //$_POST[‘businesstype’]=’‘;
        $_POST[‘keywords’]=’‘;
        $_SESSION[‘keywords’]=’‘;
        //$_SESSION[‘businesstype’]=’‘;
        $_SESSION[‘zip’]=’‘;
      }
      //echo ‘===>’.$_SESSION[‘keywords’];
      if($_SESSION[‘zip’]!=’‘)
      {
        $condi.= ” and merchants.zip =’$_SESSION[zip]’”;
      }
    /* if($_SESSION[‘businesstype’]!=0)
      {
        $condi.= ” and merchants.MerchantType =’$_SESSION[businesstype]’”;
      }*/