.adspop { position: fixed; top: 0; bottom: 0; left: 0; right: 0; height: 100%; background: rgba(2, 2, 2, 0.75); transition: opacity 500ms; height: 100%; z-index: 10; text-align: center; } window.onload=function() //executes when the page finishes loading { document.getElementById('clk').style.di splay...

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