-- JHEP --

<html> <head> <title>-- JHEP --</title> <meta http-equiv="Content-Type" content="text/html;charset=UTF-8"> <meta name="Author" content="$Author: mick $" /> <meta http-equiv="Expires" content="Wed, 01 Dec 2004 23:59:59 GMT"> <meta http-equiv="Cache-Control" content="no-cache"> <meta http-equiv="Pragma" content="no-cache"> <link href="css/wj.css" rel="stylesheet" type="text/css" /> <link href="css/JHEP.css" rel="stylesheet" type="text/css" /> <link rel="icon" href="images/logo/JHEP/favicon.ico" type="image/x-icon"> <link rel="shortcut icon" href="images/logo/JHEP/favicon.ico" type="image/x-icon"> <script language="JavaScript1.2" src="javascript/wj.js"></script> <script language="JavaScript1.2" src="javascript/sorttable.js"></script> </head> <body id="bodyMain"> <table width="600" border="0" cellspacing="0" cellpadding="0" align="center">  <tr align="center" valign="middle"> <td colspan="2" align="left" valign="middle"> <img src="images/logo/JHEP/JHEP_indexLogo.gif" alt="Web Journal"> </td> </tr> <tr align="center" valign="middle"> <td colspan="2" align="left" valign="middle"> <a href="help/helpLoader.jsp?pgType=about"><img src="images/help/JHEP/JHEP_info.gif" border="0" alt="Logo"><img src="images/help/JHEP/JHEP_about.gif" alt="About Journal" border="0"></a><a href="help/helpLoader.jsp?pgType=reader"><img src="images/help/JHEP/JHEP_forReaders.gif" border="0" alt="for Readers"></a><a href="help/helpLoader.jsp?pgType=author"><img src="images/help/JHEP/JHEP_forAuthors.gif" alt="for Authors" border="0"></a><a href="help/helpLoader.jsp?pgType=referee"><img src="images/help/JHEP/JHEP_forReferees.gif" alt="for Referees" border="0"></a><a href="help/helpLoader.jsp?pgType=editor"><img src="images/help/JHEP/JHEP_forEditors.gif" alt="for Editors" border="0"></a><a href="help/helpLoader.jsp?pgType=flow"><img src="images/help/JHEP/JHEP_paperFlowChart.gif" alt="Flowchart of a paper" border="0"></a> </td> </tr> <tr> <td> <table width="600" border="0" cellspacing="0" cellpadding="0" align="center"> <tbody> <tr> <td align="left" valign="top" width="300"> <font face="Arial, Helvetica, sans-serif" size="1" color="#666666">ISSN 1029-8479 </font><br> </td> <td align="right" valign="middle" width="250"> <b><i><font face="Arial, Helvetica, sans-serif" size="2" color="#666666">A journal by scientists for scientists</font></i></b> </td> </tr> </tbody> </table> <div style="width:600px; 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-- JHEP --