ColdFusion CreateTimeSpan() And CFLoop (via Ray Camden) 

<!--- Create 5 minute interval step. --->
<cfset dtStep = CreateTimeSpan( 0, 0, 5, 0 ) />
 
<!--- Go from 9 AM to 10 AM every 5 minutes. --->
<cfloop
	index="dtNow"
	from="9 AM"
	to="10 AM"
	step="#dtStep#">
 
	#TimeFormat( dtNow, "HH:mm" )#<br />
 
</cfloop>
 
<br />
 
<!--- Go from 10 AM to 11 AM every 5 minutes. --->
<cfloop
	index="dtNow"
	from="10 AM"
	to="11 AM"
	step="#dtStep#">
 
	#TimeFormat( dtNow, "HH:mm" )#<br />
 
</cfloop>

For Cut-and-Paste