function showIndex(optFrTo){
    var sUrl = 'indexes.aspx?optFrTo=' + optFrTo + '&language=' + sLang + '&optType=0'

	//ElmerSyd support
    sUrl += '&TNsource=' + objFrm.TNSource.value 
	 
	wOpen(sUrl,585,489,'index')
}

function disableAllTraffic(){
	if (objFrm == null) return 
	var iNumElems = objFrm.elements.length
		for (var i=0; i<iNumElems; i++){
    		var eElem = objFrm.elements[i]
    		if ("trafficmask" == eElem.name){eElem.checked = false}   
			} 

}

//special Kartena ver with from & to
function PasteFromMap(FromType, FromID, FromName, FromX, FromY, ToType, ToID, ToName, ToX, ToY) {
    if (objFrm == null) return

    closeMap() //Kron specific

    //validate input
    if (FromID < 1) { FromName = objFrm.inpPointFr.value; FromID = 0 }
    if (ToID < 1) { ToName = objFrm.inpPointTo.value; ToID = 0 }

    if (objFrm.Source.value == 'querypage_adv') {
        objFrm.MapParams.value = FromType + "|" + FromID + "|" + FromName + "|" + FromX + "|" + FromY + "|" + ToType + "|" + ToID + "|" + ToName + "|" + ToX + "|" + ToY
        Reload('pastefrommap')
    }

    if (objFrm.Source.value == 'querystation') {
        objFrm.MapParams.value = optFrTo + '|' + optType + '|' + ID + '|' + Name
        Reload('pastefrommap')
    }

} 

function toggleOptReturn() {
    if (objFrm == null) return
    var ret = document.getElementById("optReturn1")
    if (ret.checked) {
        removeClass('roundtrip-selections', 'hidden'); addClass('calendar', 'hidden')
    }
    else {
        addClass('roundtrip-selections', 'hidden'); addClass('calendar', 'hidden')
    }
}