Help:Adding Media/Presentation Slides
Note: Your slide presentations must be published and made PUBLIC in order for you to embed the presentation. This can be done in the share settings for the tool you are using to host the presentation (ie, Google docs or SlideShare). Slideshare requires a paid PRO account in order to acquire this feature.
Here, you'll need to replace your doc information from the embed code in slideshare. Look for something like: doc=learningresourcedesign-090706181153-phpapp02&stripped_title=learning-resource-design. Cut and paste into the code as below:
Embedding a Google Presentation slide show can done through the Google Presentation widget. The docid is the parameter in document URL. Find the docid for your presentation and use the below code to embed it onto a wiki page.