Add voucher portal and a-ads skyscraper

res/include/script/file_viewer/Skyscraper.js

@@ -0,0 +1,45 @@
+function Skyscraper() {
+	this.visible = false
+
+	this.divSkyscraper = document.getElementById("skyscraper")
+	this.divAdSpace = document.getElementById("skyscraper_ad_space")
+	this.divFilePreview = document.getElementById("filepreview")
+	this.btnClose = document.getElementById("btn_skyscraper_close")
+	this.btnClose.addEventListener("click", () => { this.close() })
+}
+
+Skyscraper.prototype.open = function () {
+	// If the ad popup was dismissed less than 24 hours ago we don't show it
+	let dismissal = +localStorage.getItem("viewer_skyscraper_ad_dismissed")
+	let now = new Date().getTime()
+
+	if (dismissal > 0 && now - dismissal < 60 * 60 * 24) {
+		console.log("Skyscraper dismissed")
+		return
+	}
+
+	if (skyscraperType === "a-ads") {
+		this.divAdSpace.innerHTML = `<iframe
+				data-aa="1811738"
+				src="//ad.a-ads.com/1811738?size=160x600"
+				style="width:160px; height:600px; border:0px; padding:0; overflow:hidden; background-color: transparent;" >
+			</iframe>`
+	} else {
+		return
+	}
+
+	this.divSkyscraper.style.right = "0"
+	this.divFilePreview.style.right = this.divSkyscraper.offsetWidth + "px"
+	this.visible = true
+}
+
+Skyscraper.prototype.close = function () {
+	this.divSkyscraper.style.right = -this.divSkyscraper.offsetWidth + "px"
+	this.divFilePreview.style.right = "0"
+	this.visible = false
+
+	localStorage.setItem("viewer_skyscraper_ad_dismissed", +new Date())
+
+	// Remove the ad from the DOM to save memory
+	setTimeout(() => { this.divSkyscraper.remove() }, 1000)
+}