The lowsrc property specifies the URL of an alternate image to use on low-resolution displays. This property can only be set by the LOWSRC attribute of the tag.
<html> <head> <title>Example of lowsrc property</title> </head> <img name="circle" src="http://www.navioo.com/style/logo.png" LOWsrc="http://www.navioo.com/style/logo.png"> <br> <script language="JavaScript"> <!-- document.write("<i><b>",document.circle.lowsrc,"</b></i>"); --> </script> </html>