function ShowReg4(op) {
  document.getElementById('FinishingOther').style.display='none';

  if (op == 3) {
    document.getElementById('FinishingOther').style.display="block";
  }
}

function ShowReg3(op) {
  document.getElementById('FormWindow1ID').style.display='none';
  document.getElementById('FormWindow2ID').style.display='none';

  if (op == 1) {
    document.getElementById('FormWindow1ID').style.display="block";
  }
    if (op == 2) {
    document.getElementById('FormWindow1ID').style.display="block";
    document.getElementById('FormWindow2ID').style.display="block";
  }  
}

function ShowReg1(op) {
  document.getElementById('Style1Other').style.display='none';

  if (op == 5) {
    document.getElementById('Style1Other').style.display="block";
  }
}
function ShowReg2(op) {
  document.getElementById('Style2Other').style.display='none';

  if (op == 3) {
    document.getElementById('Style2Other').style.display="block";
  }
}

function toggle_it(itemID){ 
      // Toggle visibility between none and inline 
      if ((document.getElementById(itemID).style.display == 'none')) 
      { 
        document.getElementById(itemID).style.display = 'inline'; 
      } else { 
        document.getElementById(itemID).style.display = 'none'; 
      } 
}