function toggle_text(obj) 
{
   var text = document.getElementById(obj);
   if ( text.style.display == 'inline' ) 
   { text.style.display = 'none'; }
   else 
   { text.style.display = 'inline'; }
}

function addZone()
{
   var ni = document.getElementById('zonelist');
   var numi = document.getElementById('zoneuid');
   var num = (document.getElementById('zoneuid').value -1)+ 2;
   numi.value = num;

   var divIdName = "my"+num+"Div";
   var newdiv = document.createElement('div');
   newdiv.setAttribute("id",divIdName);

   newdiv.innerHTML = "<input name='fitrefchain' size='1' maxlength='1'/> <input name='fitrefstart' size='5' maxlength='5'/> - <input name='fitrefstop'  size='5' maxlength='5'/> : <input name='fitmobchain' size='1' maxlength='1'/> <input name='fitmobstart' size='5' maxlength='5'/> - <input name='fitmobstop' size='5' maxlength='5'/>&nbsp;<a href='javascript:;' onclick=\"removeZone(\'"+divIdName+"\')\">Remove</a><br />";

   ni.appendChild(newdiv);
}

function removeZone(divNum)
{
   var d = document.getElementById('zonelist');
   var olddiv = document.getElementById(divNum);
   d.removeChild(olddiv);
}


function addRZone()
{
   var ni = document.getElementById('rzonelist');
   var numi = document.getElementById('rzoneuid');
   var num = (document.getElementById('rzoneuid').value -1)+ 2;
   numi.value = num;

   var divIdName = "my"+num+"Div";
   var newdiv = document.createElement('div');
   newdiv.setAttribute("id",divIdName);

   newdiv.innerHTML = "<input name='rmsrefchain' size='1' maxlength='1'/> <input name='rmsrefstart' size='5' maxlength='5'/> - <input name='rmsrefstop'  size='5' maxlength='5'/> : <input name='rmsmobchain' size='1' maxlength='1'/> <input name='rmsmobstart' size='5' maxlength='5'/> - <input name='rmsmobstop'  size='5' maxlength='5'/>&nbsp;<a href='javascript:;' onclick=\"removeRZone(\'"+divIdName+"\')\">Remove</a><br />";

   ni.appendChild(newdiv);
}

function removeRZone(divNum)
{
   var d = document.getElementById('rzonelist');
   var olddiv = document.getElementById(divNum);
   d.removeChild(olddiv);
}