javascript virker ikke i netscape, opera og mozilla!

hvad er forkert?

straddress = replace(straddress, "id", "onkeyup="""& onkeyup &""" id")
straddress = straddress & "<SCRIPT language=""javascript"">"
straddress = straddress & "var strlink = """";"
straddress = straddress & "function " & name & "_onkeyup()"
straddress = straddress & "{"
straddress = straddress & "document.getElementById('showmap').style.display = 'none';"
straddress = straddress & "var tmpvalue=event.srcElement.value;"
straddress = straddress & "var strStreetName = ""((([A-Za-zæøåÆØÅüÜéèÉÈ.])+( )+?))+"";"
straddress = straddress & "var strStreetNumber = ""(([0-9])+(([A-Za-zæøåÆØÅüÜéèÉÈ.])+)?)"";"
straddress = straddress & "var strStreetNumberExt = ""((([0-9A-Za-zæøåÆØÅüÜéèÉÈ.])+?( )?))+"";"
straddress = straddress & "var strspace = ""(( )?)+(([,-]{1})?)(( )?)+"";"
straddress = straddress & "var strZipCode = ""([0-9]{4})"";"
straddress = straddress & "var strCityName = ""((([A-Za-zæøåÆØÅüÜéèÉÈ.])+?( )?))+"";"
straddress = straddress & "if (tmpvalue.match(strStreetName + strspace + strStreetNumber)){ "
straddress = straddress & "var arraddress = new Array(4);"
straddress = straddress & "arraddress[0] = (tmpvalue.match(strStreetName)[0]);"
straddress = straddress & "arraddress[1] = (tmpvalue.match(strStreetNumber)[0]);"
straddress = straddress & "arraddress[2] = (!tmpvalue.match(strZipCode))?'':tmpvalue.match(strZipCode)[0];"
straddress = straddress & "if (arraddress[2] == '')"
straddress = straddress & "{"
straddress = straddress & "var komma = Math.max(tmpvalue.lastIndexOf(','),tmpvalue.lastIndexOf('-'));"
straddress = straddress & "arraddress[3] = (komma==-1||tmpvalue.substring(komma+1)=="""")?"""":(tmpvalue.substring(komma+1).match(strCityName))?tmpvalue.substring(komma+1).match(strCityName)[0]:"""";"
straddress = straddress & "}"
straddress = straddress & "else"
straddress = straddress & "{"
straddress = straddress & "arraddress[3] = tmpvalue.replace(/.*\d{4}(.*)$/,""$1"");"
straddress = straddress & "arraddress[3] = arraddress[3].replace(/[,-]/g,"""");"
straddress = straddress & "}"
straddress = straddress & "strlink = ""http://mymap.dk/query?what=amap&streetname="" + arraddress[0] + ""&streetnumber="" + arraddress[1] + ""&postal_code="" + arraddress[2] + ""&city="" + arraddress[3];"
straddress = straddress & "document.getElementById('showjavamap').style.display = '';"
straddress = straddress & "return true;"
straddress = straddress & "}"
straddress = straddress & "else"
straddress = straddress & "{"
straddress = straddress & "document.getElementById('showjavamap').style.display = 'none';"
straddress = straddress & "return true;}"
straddress = straddress & "}</SCRIPT>"

/kledal