AggressiveLayout.prototype.setDefaults = function()
{
	//standard attributes for the head - note: will only work after generation!
	this.headParent = document.getElementsByTagName('head')[0]
	if (window.serverGenerated)	//if we are generating this on the server, set some values that only works then.
	{
		//what callback is waited for here? 
		window.waitForCallbacks = 1
		var pageDescription = "iOS iPhone/iPad & web developer, Aggressive Development develops apps with passion"
		var json =
		[
			{ type: "link", attributes : { rel:"icon", href:"/img/logo_512.png" }},
			{ type: "link", attributes : { rel:"apple-touch-icon", sizes:"128x128", href:"/img/logo_128.png" }},
			{ type: "link", attributes : { rel:"apple-touch-icon", sizes:"144x144", href:"/img/logo_144.png" }},
			{ type: "meta", attributes : { property: "og:image", content: "/img/logo_512.png" }},
			{ type: "link", attributes : { rel: 'alternate', type: 'application/rss+xml', title: 'Passive-Aggressive Development Blog (RSS)', href:'/blog/article_rss.php?xml=1' }},
			{ type: "link", attributes : { rel: 'alternate', type: 'application/feed+json', title: 'Passive-Aggressive Development Blog (JSON)', href:'/blog/article_rss.php?json=1' }},
			{ type: "meta", attributes : { name: "description", content: pageDescription }},
			{ type: "meta", attributes : { property: "og:description", content: pageDescription }},
			{ type: "meta", attributes : { name: "author", content: "Aggressive Development" }},
			{ type: "meta", attributes : { name: "apple-mobile-web-app-capable", content: "yes" }},
		]
		this.layoutJSON(this.headParent, json, { append: 1 })
	}
	
	//<meta http-equiv='Content-Security-Policy' content="default-src 'self'; style-src 'self' 'unsafe-inline'; script-src 'self' 'unsafe-inline' localhost:* checkout.stripe.com 'unsafe-inline' js.stripe.com 'unsafe-eval' 'self'; media-src *; img-src *; connect-src https://api.stripe.com 'self' ">
	
	this.setCSSFromSelector("body", { fontSize : "1.2em", lineHeight : "1.5em", })
	this.setCSSFromSelector(".icon_container", { textAlign: "center", })
}