50 lines
960 B
HTML
50 lines
960 B
HTML
<!DOCTYPE html>
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<html lang="en">
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<head>
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<meta charset="UTF-8">
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<title>Title</title>
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<style>
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.lay {
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width: 100%;
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height: 100%;
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position: absolute;
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top:0;
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left:0;
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}
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#lay1 {
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background: #00aeee;
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}
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#lay2 {
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background: red;
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}
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</style>
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<script>
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var fl = false;
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window.addEventListener('keydown', function ( e ) {
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if ( e.keyCode === 13 ) {
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fl = !fl;
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if ( fl ) {
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document.getElementById('lay1').style.visibility = 'hidden';
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document.getElementById('lay2').style.visibility = 'visible';
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} else {
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document.getElementById('lay2').style.visibility = 'hidden';
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document.getElementById('lay1').style.visibility = 'visible';
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}
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}
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});
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window.setInterval(function () {
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document.getElementById('lay2').innerText = Date.now();
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}, 1000);
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</script>
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</head>
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<body>
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<div id="lay1" class="lay"></div>
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<div id="lay2" class="lay" style="visibility: hidden"></div>
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</body>
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</html>
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