They are replaceable by different character codes. Spaces are replaceable by %20 for example. See: http://www.blooberry.com/indexdot/html/topics/urlencoding.htm (among others)
_____ From: Kennedy, Jim [mailto:[email protected]] Sent: Monday, June 01, 2009 9:00 AM To: NT System Admin Issues Subject: OT URL characters Spaces are not allowed in website URL's and will blow up often. Correct? No virus found in this incoming message. Checked by AVG - www.avg.com Version: 8.5.339 / Virus Database: 270.12.45/2141 - Release Date: 06/01/09 06:09:00 ~ Finally, powerful endpoint security that ISN'T a resource hog! ~ ~ <http://www.sunbeltsoftware.com/Business/VIPRE-Enterprise/> ~
