Post to Google Docs. Right-click on a link -> Choose Share - Link - Target -> Choose GoogleDocs

tombloo-googledocs.js

models.register({
    name : 'GoogleDocs',
	ICON : 'http://docs.google.com/favicon.ico',
	check : function(ps){
		return ps.type == 'link' && !ps.file;
	},

	getAuthCookie : function(){
		return getCookieString('www.google.com', 'secid').split('=').pop();
	},
	
	post : function(ps){
		var endpoint = 'http://docs.google.com/DocAction?action=updoc';
		if (!this.getAuthCookie())
			throw new Error(getMessage('error.notLoggedin'));
		return request(endpoint).addCallback(function(res){
			var doc = convertToHTMLDocument(res.responseText);
			
			return request(endpoint, {
				redirectionLimit : 0,
				sendContent : update(formContents(doc), {
					uploadURL: ps.itemUrl,
					DocName: ps.item
				})
			});
		});
	}
});

tombloo-link-target.js

Tombloo.Service.extractors.register([{
	name : 'Link - Target',
	ICON : 'chrome://tombloo/skin/link.png',
	check : function(ctx){
		return ctx.onLink;
	},
	extract : function(ctx){
		return {
			type    : 'link',
			item    : ctx.link.textContent,
			itemUrl : ctx.link.href
		};
	}
}]);