function toggleSection(section1,section2){
  if(document.getElementById(section1).style.display == 'block'){
    document.getElementById(section1).style.display = 'none';
		document.getElementById(section2).style.display = 'block';
  }else{
    document.getElementById(section2).style.display = 'none';
		document.getElementById(section1).style.display = 'block';
  }
}

function toggleSection2(section){
  if(document.getElementById(section).style.display == ''){
    document.getElementById(section).style.display = 'none';
  }else{
    document.getElementById(section).style.display = '';
  }
}