document.all.opc1.style.height='32px';
document.all.opc2.style.height='32px';


function big(lyr) {
document.all[lyr].style.height='180px'; }

function small(lyr) {
document.all[lyr].style.height='32px';
}

function start() {
document.all.opc1.style.height='32px';
document.all.opc2.style.height='32px';
document.all.opc4.style.height='32px';
}