var ie = (document.all) ? true:false; // FOR INTERNET EXPLORER 5.x
var nn4 = (document.layers) ? true:false; // FOR NETSCAPE 4.x
var nn6 = (document.getElementById && !document.all) ? true:false; // FOR NETSCAPE 6.x
var f=0;
var f=0;
function addInput () {
  if (document.all || document.getElementById) {
    var table = document.all ? document.all.formElems :
      document.getElementById('formElems');
    var row = table.insertRow(++f);
    if (document.all) {
      var cell = row.insertCell(0);
	  var cell2 = row.insertCell(1);
      cell2.innerHTML =
        '<input NAME="traveler[]" style="width:80%">';
    }
    else {
      var cell = row.insertCell(0);
      var input = document.createElement('INPUT');
      input.setAttribute('type', 'button');
      input.id = 'addButton' + f;
      input.value = 'select another file';
      input.onclick = function () { addInput(); };
      cell.appendChild(input);
      cell = row.insertCell(1);
      input = document.createElement('INPUT');
      input.setAttribute('type', 'file');
      input.name = 'fileName' + f;
      input.onchange = function () { addInput(); };
      cell.appendChild(input);
      var oldButton = document.getElementById('addButton' + (f - 1));
      oldButton.parentNode.removeChild(oldButton);
    }
  }
}
function toggleRow(row) {
	var theOne = document.getElementById(row);
	var aEl1=document.getElementById('ccrow');
	var aEl2=document.getElementById('chkrow');
	if(theOne==aEl1) {
		aEl1.style.display='block';
		aEl2.style.display='none'
	} else if(theOne==aEl2) {
		aEl1.style.display='none';
		aEl2.style.display='block'
	}	
}
function hidelayer(lay) {
if (ie) {document.all[lay].style.visibility = "hidden";}
if (nn4) {document.layers[lay].visibility = "hide";}
if (nn6) {document.getElementById([lay]).style.display = "none";}
}
function showlayer(lay) {
if (ie) {document.all[lay].style.visibility = "visible";}
if (nn4) {document.layers[lay].visibility = "show";}
if (nn6) {document.getElementById([lay]).style.display = "block";}
}
function writetolayer(lay,txt) {
if (ie) {
document.all[lay].innerHTML = txt;
}
if (nn4) {
document[lay].document.write(txt);
document[lay].document.close();
}
if (nn6) {
over = document.getElementById([lay]);
range = document.createRange();
range.setStartBefore(over);
domfrag = range.createContextualFragment(txt);
while (over.hasChildNodes()) {
over.removeChild(over.lastChild);
}
over.appendChild(domfrag);
   }
}
//  End -->

// SHOW/HIDE LAYERS FUNCTIONS
function layswap(id,trigger) {
	// Layer visible
	if (trigger=="1"){
		if (document.layers) document.layers[''+id+''].visibility = "show"
		else if (document.all) document.all[''+id+''].style.visibility = "visible"
		else if (document.getElementById) document.getElementById(''+id+'').style.visibility = "visible"				
		}
	// Layer hidden
	else if (trigger=="0"){
		if (document.layers) document.layers[''+id+''].visibility = "hide"
		else if (document.all) document.all[''+id+''].style.visibility = "hidden"
		else if (document.getElementById) document.getElementById(''+id+'').style.visibility = "hidden"				
	}
}

function chkchk() {
	var checkRef;
	if (ie) {
		checkRef=document.all.hasimg.checked;
	} else if (nn4) {
		checkRef=document.forms.imgUpload.hasimg.checked;
	} else {
		checkRef=document.getElementById('hasimg').checked;
	}
	if (checkRef==true) {
		if (document.layers) document.layers[0].visibility = "show"
		//else if (document.all) document.all['upload'].style.visibility = "visible"
		else if (document.getElementById) document.getElementById('upload').style.visibility = "visible"
	} else {
		if (document.layers) document.layers[0].visibility = "hide"
		///else if (document.all) document.all['upload'].style.visibility = "hidden"
		else if (document.getElementById) document.getElementById('upload').style.visibility = "hidden"
	}
}
function collect() {
	
}