You can download the trial installer directly. Find the appropriate link below.
You must be on a trial download page to use the links, otherwise you get an error message.
For example, load the following page: http://www.adobe.com/cfusion/tdrc/index.cfm?product=photoshop_elements&loc=us
before pasting the link into the address bar.
You need to kepp both files downloaded into same folder and after download click on .exe file to extract .7z