FullScreen() {
let element = document.getElementById('id')
let requestMethod =
element.requestFullScreen ||
element.webkitRequestFullScreen ||
element.mozRequestFullScreen ||
element.msRequestFullScreen
if (requestMethod) {
requestMethod.call(element)
} else if (typeof window.ActiveXObject !== 'undefined') {
let wscript = new ActiveXObject('WScript.Shell')
if (wscript !== null) {
wscript.SendKeys('{F11}')
}
}
var h = document.documentElement.clientHeight
element.style.height = h + 'px'
element.style.marginLeft = '0'
},
