<cfparam name="url.path" default="" type="string">


<cfimage action="read" name="z" source="#url.path# />

<cfsavecontent variable="temp" >
        <cfimage action="writeToBrowser" source="#z#" />
</cfsavecontent>

<cfset temp = replace(temp,'alt="" />','ALT="demo map" width=300 height=300/>') />

<cfoutput>#temp#</cfoutput>