function toggleBlock(id, linkid) {

if (document.getElementById(id).style.display == 'none') {

document.getElementById(id).style.display = 'block';

document.getElementById(linkid).innerHTML = 'Close Details'

} else {

document.getElementById(id).style.display = 'none';

document.getElementById(linkid).innerHTML = 'View Details'

}

}



function toggleBlock2(id2, linkid2) {

if (document.getElementById(id2).style.display == 'none') {

document.getElementById(id2).style.display = 'block';

document.getElementById(linkid2).innerHTML = 'Close Details'

} else {

document.getElementById(id2).style.display = 'none';

document.getElementById(linkid2).innerHTML = 'View Details'

}

}



function toggleBlock3(id3, linkid3) {

if (document.getElementById(id3).style.display == 'none') {

document.getElementById(id3).style.display = 'block';

document.getElementById(linkid3).innerHTML = 'Close Details'

} else {

document.getElementById(id3).style.display = 'none';

document.getElementById(linkid3).innerHTML = 'View Details'

}

}



function toggleBlock4(id4, linkid4) {

if (document.getElementById(id4).style.display == 'none') {

document.getElementById(id4).style.display = 'block';

document.getElementById(linkid4).innerHTML = 'Close Premium Hearing Aids'

} else {

document.getElementById(id4).style.display = 'none';

document.getElementById(linkid4).innerHTML = 'Premium Hearing Aids'

}

}



function toggleBlock5(id5, linkid5) {

if (document.getElementById(id5).style.display == 'none') {

document.getElementById(id5).style.display = 'block';

document.getElementById(linkid5).innerHTML = 'Close Advanced Hearing Aids'

} else {

document.getElementById(id5).style.display = 'none';

document.getElementById(linkid5).innerHTML = 'Advanced Hearing Aids'

}

}



function toggleBlock6(id6, linkid6) {

if (document.getElementById(id6).style.display == 'none') {

document.getElementById(id6).style.display = 'block';

document.getElementById(linkid6).innerHTML = 'Close Superior Hearing Aids'

} else {

document.getElementById(id6).style.display = 'none';

document.getElementById(linkid6).innerHTML = 'Superior Hearing Aids'

}

}