function dropDownMENU1(){
var d2 = document.getElementById('prod-down');
d2.style.visibility = 'visible';
return false;
}

function dropDownMENU1out(){
var d3 = document.getElementById('prod-down');
d3.style.visibility = 'hidden';
return false;
}

function dropDownMENU2(){
var d4 = document.getElementById('sprod-down');
d4.style.visibility = 'visible';
return false;
}

function dropDownMENU2out(){
var d5 = document.getElementById('sprod-down');
d5.style.visibility = 'hidden';
return false;
}

function dropDownMENU3(){
var d6 = document.getElementById('stest-down');
d6.style.visibility = 'visible';
return false;
}

function dropDownMENU3out(){
var d7 = document.getElementById('stest-down');
d7.style.visibility = 'hidden';
return false;
}

function dropDownMENU4(){
var d8 = document.getElementById('singred-down');
d8.style.visibility = 'visible';
return false;
}

function dropDownMENU4out(){
var d9 = document.getElementById('singred-down');
d9.style.visibility = 'hidden';
return false;
}

function dropDownMENU5(){
var d10 = document.getElementById('sfaq-down');
d10.style.visibility = 'visible';
return false;
}

function dropDownMENU5out(){
var d11 = document.getElementById('sfaq-down');
d11.style.visibility = 'hidden';
return false;
}