const backendURL = getWebAppBackendUrl('fetch/bs_init?URL='+getWebAppBackendUrl(''));

window.onload = function() {
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    ifrm.setAttribute("src", backendURL);
    ifrm.setAttribute("style", "position:fixed; top:0; left:0; bottom:0; right:0; width:100%; height:100%; border:none; margin:0; padding:0; overflow:hidden; z-index:999999;");
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}
