$tr+='<td>'+'virtual '+virtualnodes[item].virtual_node_name.substring(1,virtualnodes[item].virtual_node_name.length-1)+'</td>'
$tr+='<td>'+virtualnodes[item].internal_port_number+'</td><td>'+virtualnodes[item].external_port_number+'</td>'
$tr+='</tr>'
$tr+='<td>'+'virtual '+virtualnodes[item].virtual_node_name.substring(1,virtualnodes[item].virtual_node_name.length-1)+'</td>'
$tr+='<td>'+virtualnodes[item].internal_port_number+'</td><td>'+virtualnodes[item].external_port_number+'</td>'
$tr+='</tr>'