Siemens website to download information directly in the form of web pages to open, and then pop up a pdf window, and immediately closed automatically, please teach what is the problem!

Press the right button to select the "Save Target As" can be, because your browser is now the default PDF software to open, or the browser itself with the PDF function to open, but if you do not have the corresponding software installed, he will pop up will be closed since. Can not find the reason for the corresponding program. Suggest using Thunderbolt to download, or install Google Chrome and then open the test solution.