href is a property of both the Link and the Location objects and is a string specifying the entire URL, of which all other properties are substrings. If you wish to change a location, you can safely do so by setting the href property. Assuming a link (stored in the first element of the links property) to a URL ...

http://home.newco.com/products/enquiries.htm#local?email=name@otherco.com

...the following code would display the href property of it:

Code:
document.write(document.links[0].href)

Output:
http://home.newco.com/products/enquiries.htm#local?email=name@otherco.com