addEvent(window, 'load', initForm);

var highlight_array = new Array();

function initForm(){
	browserDetect();
	initializeFocus();
	ifInstructs();
	showRangeCounters();
	initAutoResize();
	checkPaypal();
	checkMechanicalTurk();
}

function initializeFocus(){
	fields = getElementsByClassName(document, "*", "field");
	for(i = 0; i < fields.length; i++) {
		if(fields[i].type == 'radio' || fields[i].type == 'checkbox' || fields[i].type == 'file') {
			fields[i].onclick = function(){clearSafariRadios(); addClassName(this.parentNode.parentNode, "focused", true)};
			fields[i].onfocus = function(){clearSafariRadios(); addClassName(this.parentNode.parentNode, "focused", true)};
			highlight_array.splice(highlight_array.length,0,fields[i]);
		}
		if(fields[i].className.match('addr')){
			fields[i].onfocus = function(){clearSafariRadios();addClassName(this.parentNode.parentNode.parentNode, "focused", true)};
			fields[i].onblur = function(){removeClassName(this.parentNode.parentNode.parentNode, "focused")};
		}
		else {
			fields[i].onfocus = function(){clearSafariRadios();addClassName(this.parentNode.parentNode, "focused", true)};
			fields[i].onblur = function(){removeClassName(this.parentNode.parentNode, "focused")};
		}
	}
}

function initAutoResize() {
	//var par = window.location.href.toString();
	//parent.location = par+'#height='+document.body.offsetHeight;
}

function clearSafariRadios() {
	for(var i = 0; i < highlight_array.length; i++) {
		if(highlight_array[i].parentNode) {
			removeClassName(highlight_array[i].parentNode.parentNode, 'focused');
		}
	}
}

function ifInstructs(){
	var container = document.getElementById('public');
	if(container){
		removeClassName(container,'noI');
		var instructs = getElementsByClassName(document,"*","instruct");
		if((container.offsetWidth <= 450) || (instructs == '')){
			addClassName(container,'noI',true);
		}
	}
}

function browserDetect(){
	var detect = navigator.userAgent.toLowerCase();
	var container = document.getElementsByTagName('html');
	if(detect.indexOf('safari') + 1){
		addClassName(container[0], 'safari', true);
	}
	if(detect.indexOf('firefox') + 1){
		addClassName(container[0], 'firefox', true);
	}
}

function checkPaypal() {
	if(document.getElementById('merchant')) {
		document.getElementById('merchantMessage').innerHTML = 'Your order is being processed. Please wait while the page redirects to the merchant checkout.';
		document.getElementById('merchantButton').style.display = 'none';
		document.getElementById('merchant').submit();
	}
}

function checkMechanicalTurk() {
	if(document.getElementById('mechanicalTurk')) {
		document.getElementById('merchantMessage').innerHTML = 'Your submission is being processed. You will be redirected shortly.';
		document.getElementById('merchantButton').style.display = 'none';
		document.getElementById('mechanicalTurk').submit();
	}
}

function showRangeCounters(){
	counters = getElementsByClassName(document, "em", "currently");
	for(i = 0; i < counters.length; i++) {
		counters[i].style.display = 'inline';
	}
}

function validateRange(ColumnId, RangeType) {
	if(document.getElementById('rangeUsedMsg'+ColumnId)) {
		var field = document.getElementById('Field'+ColumnId);
		var msg = document.getElementById('rangeUsedMsg'+ColumnId);

		switch(RangeType) {
			case 'character':
				msg.innerHTML = field.value.length;
				break;
				
			case 'word':
				var words = field.value.split(" ");
				var used = 0;
				for(i =0; i < words.length; i++) {
					if(words[i].replace(/\s+$/,"") != "") used++;
				}
				msg.innerHTML = used;
				break;
				
			case 'digit':
				msg.innerHTML = field.value.length;
				break;
		}
	}
}


function getElementsByClassName(oElm, strTagName, strClassName){
	var arrElements = (strTagName == "*" && oElm.all)? oElm.all : oElm.getElementsByTagName(strTagName);
	var arrReturnElements = new Array();
	strClassName = strClassName.replace(/\-/g, "\\-");
	var oRegExp = new RegExp("(^|\\s)" + strClassName + "(\\s|$)");
	var oElement;
	for(var i=0; i<arrElements.length; i++){
		oElement = arrElements[i];		
		if(oRegExp.test(oElement.className)){
			arrReturnElements.push(oElement);
		}	
	}
	return (arrReturnElements)
}


function addClassName(objElement, strClass, blnMayAlreadyExist){
   if ( objElement.className ){
      var arrList = objElement.className.split(' ');
      if ( blnMayAlreadyExist ){
         var strClassUpper = strClass.toUpperCase();
         for ( var i = 0; i < arrList.length; i++ ){
            if ( arrList[i].toUpperCase() == strClassUpper ){
               arrList.splice(i, 1);
               i--;
             }
           }
      }
      arrList[arrList.length] = strClass;
      objElement.className = arrList.join(' ');
   }
   else{  
      objElement.className = strClass;
      }
}


function removeClassName(objElement, strClass){
   if ( objElement.className ){
      var arrList = objElement.className.split(' ');
      var strClassUpper = strClass.toUpperCase();
      for ( var i = 0; i < arrList.length; i++ ){
         if ( arrList[i].toUpperCase() == strClassUpper ){
            arrList.splice(i, 1);
            i--;
         }
      }
      objElement.className = arrList.join(' ');
   }
}

function addEvent( obj, type, fn ) {
  if ( obj.attachEvent ) {
    obj["e"+type+fn] = fn;
    obj[type+fn] = function() { obj["e"+type+fn]( window.event ) };
    obj.attachEvent( "on"+type, obj[type+fn] );
  } 
  else{
    obj.addEventListener( type, fn, false );	
  }
}

function makeForm(i,j)
{
	 //alert(ptype);
	 var url="makeform.php";
	 url=url+"?val="+i+"&add="+j;		 
	 http.open("GET", url, true);
	 http.onreadystatechange = handleHttpResponse3; 
	 http.send(null);   
}	

function delForm(i)
{	
	delform=document.getElementById("divitag"+i);
	delform.innerHTML="";

	if(i == 0)
	{
		btnCreate=document.getElementById("addbt"+i);
		btnCreate.innerHTML='<p id="addbt<?=$more?>"><a class="req" name="image'+i+'" value="Add More" onClick="makeForm('+i+','+i+')" style="cursor:pointer">Add Image</a></p>';
	}
	else
	{
		j = i-1;
		btnCreate=document.getElementById("addbt"+i);
		btnCreate.innerHTML='<p id="addbt<?=$more?>"><a class="req" name="image'+i+'" value="Add More" onClick="makeForm('+i+','+i+')" style="cursor:pointer">Add Image</a> <a class="req" onClick="javascript:onClick=delForm('+j+')" style="cursor:pointer">Remove Image</a></p>';
	
	}
	// 
	
}
	
function handleHttpResponse3()
{
		
	if (http.readyState==4)
	{ 
		//alert(http.responseText);
		data = http.responseText.split('+++'); 	
		val = data[0]; 
		message = data[1]; 
		sval = Trim(val);
		
		btnCreate=document.getElementById("addbt"+sval);
		btnCreate.innerHTML="";			
		
		document.getElementById("divitag"+sval).innerHTML=message;    
	}      
}