function nol(){
a_1.style.background='';
a_2.style.background='';
a_3.style.background='';
a_4.style.background='';
a_5.style.background='';
a_6.style.background='';
a_7.style.background='';
a_8.style.background='';
}


function nol2(){
m_1.style.background='';
m_2.style.background='';
m_3.style.background='';
m_4.style.background='';
m_5.style.background='';
m_6.style.background='';
m_7.style.background='';
m_8.style.background='';
m_9.style.background='';
m_10.style.background='';
}

function nol3(){
m_1.style.background='';
m_2.style.background='';
m_3.style.background='';
m_4.style.background='';
}


function re(){
if (document.all.t_1) {t_1.style.display='none'};
if (document.all.t_2) {t_2.style.display='none'};
if (document.all.t_3) {t_3.style.display='none'};
if (document.all.t_4) {t_4.style.display='none'};
if (document.all.t_5) {t_5.style.display='none'};
if (document.all.t_6) {t_6.style.display='none'};
if (document.all.t_7) {t_7.style.display='none'};
if (document.all.t_8) {t_8.style.display='none'};
return;
}


function re1(){
if (document.all.t_1) {t_1.style.display=''};
}
function re2(){
if (document.all.t_2) {t_2.style.display=''};
}
function re3(){
if (document.all.t_3) {t_3.style.display=''};
}
function re4(){
if (document.all.t_4) {t_4.style.display=''};
}
function re5(){
if (document.all.t_5) {t_5.style.display=''};
}
function re6(){
if (document.all.t_6) {t_6.style.display=''};
}
function re7(){
if (document.all.t_7) {t_7.style.display=''};
}
function re8(){
if (document.all.t_8) {t_8.style.display=''};
}