Remove Bad Characters that break json

<cfcomponent output="no">
    <cffunction name="XMLHighSafe" access="public" returntype="string" output="no" hint="This scans through a string, finds any characters that have a higher ASCII numeric value greater than 127 and automatically convert them to a hexadecimal numeric character">
        <cfargument name="text" type="string" required="yes">
        <cfscript>
            var i = 0;
            var tmp = '';
            while(ReFind('[^\x00-\x7F]',text,i,false))
            {
                i = ReFind('[^\x00-\x7F]',text,i,false); // discover high chr and save it's numeric string position.
                tmp = '&##x#FormatBaseN(Asc(Mid(text,i,1)),16)#;'; // obtain the high chr and convert it to a hex numeric chr.
                text = Insert(tmp,text,i); // insert the new hex numeric chr into the string.
                text = RemoveChars(text,i,1); // delete the redundant high chr from string.
                i = i+Len(tmp); // adjust the loop scan for the new chr placement, then continue the loop.
            }
            return text;
        </cfscript>
    </cffunction>
</cfcomponent>