function change_type()
  {
	if(document.getElementById('ured_fields').style.display=='none')
	 {
   document.getElementById('ured').checked = 'CHECKED';
   document.getElementById('ured_fields').style.display='block';
	 }
	else
	 {
   document.getElementById('ured').checked = false;
   document.getElementById('ured_fields').style.display='none';
	 }
  }
   function change_type2()
  {
	if(document.getElementById('ured_fields2').style.display=='none')
	 {
   document.getElementById('shsh').checked = 'CHECKED';
   document.getElementById('ured_fields2').style.display='block';
	 }
	else
	 {
   document.getElementById('shsh').checked = false;
   document.getElementById('ured_fields2').style.display='none';
	 }
  }