Aramaic view in Google Chrome
You need to download and install a Syriac font from someplace like

http://www.wazu.jp/gallery/Fonts_Syriac.html

In more detail the installation is documented here:


Download the Meltho Syriac fonts
Unzip the file, select all the OTF files and press Cmd-O to open/install them
You may get some warnings about small font errors, just proceed nevertheless
Go to Fontbook and Disable the Damascus font.  It has a bug which interferes with Syriac fonts.
Fonts should now display correctly in documents and browsers