function showPopUp(el) {
	var cvr = document.getElementById("cover")
	var dlg = document.getElementById(el)
	cvr.style.display = "block"
	dlg.style.display = "block"
	if (document.body.style.overflow = "hidden") {
		cvr.style.width = "1024"
		cvr.style.height = "100%"
	}
}
function closePopUp(el) {
	var cvr = document.getElementById("cover")
	var dlg = document.getElementById(el)
	cvr.style.display = "none"
	dlg.style.display = "none"
	document.body.style.overflowY = "scroll"
}