var ajaxBox_offsetX = 0;
var ajaxBox_offsetY = 0;
var min_input = 1;
var ajax_list_objects = new Array();
var ajax_list_cachedLists = new Array();
var ajax_list_activeInput = false;
var ajax_list_activeItem;
var ajax_list_optionDivFirstItem = false;
var ajax_list_currentLetters = new Array();
var ajax_optionDiv = false;
var ajax_optionDiv_iframe = false;

var ajax_list_MSIE = false;
if(navigator.userAgent.indexOf('MSIE')>=0 && navigator.userAgent.indexOf('Opera')<0)ajax_list_MSIE=true;

var currentListIndex = 0;

function ajax_getTopPos(inputObj)
{
	
  var returnValue = inputObj.offsetTop;
  while((inputObj = inputObj.offsetParent) != null){
	returnValue += inputObj.offsetTop;
  }
  return returnValue;
}
function ajax_list_cancelEvent()
{
	return false;
}

function ajax_getLeftPos(inputObj)
{
var returnValue = inputObj.offsetLeft;
while((inputObj = inputObj.offsetParent) != null)returnValue += inputObj.offsetLeft;

return returnValue;
}

function ajax_option_setValue(inputObj)
{
if(!inputObj)inputObj=this;
var tmpValue = inputObj.innerHTML;
if(ajax_list_MSIE)tmpValue = inputObj.innerText;else tmpValue = inputObj.textContent;
if(!tmpValue)tmpValue = inputObj.innerHTML;
ajax_list_activeInput.value = tmpValue;

/////jp[]////////////////////////////////////////////////////////////////////////////
// if(document.getElementById(ajax_list_activeInput.name + '_hidden'))document.getElementById(ajax_list_activeInput.name).value = inputObj.id; 
if(document.getElementById(ajax_list_activeInput.name + '_hidden'))document.getElementById(ajax_list_activeInput.name + '_hidden').value = inputObj.id; 
if(document.getElementById(ajax_list_activeInput.name + '_not_hidden'))document.getElementById(ajax_list_activeInput.name).value = inputObj.id; 
/////////////////////////////////////////////////////////////////////////////////


ajax_options_hide();
}


function ajax_options_hide()
{
	if(ajax_optionDiv)ajax_optionDiv.style.display='none'; 
	if(ajax_optionDiv_iframe)ajax_optionDiv_iframe.style.display='none';
}

function ajax_options_rollOverActiveItem(item,fromKeyBoard)
{
	if(ajax_list_activeItem)ajax_list_activeItem.className='optionDiv';
	item.className='optionDivSelected';
	ajax_list_activeItem = item;
	
	if(fromKeyBoard)
	{
		if(ajax_list_activeItem.offsetTop>ajax_optionDiv.offsetHeight)
		{
			ajax_optionDiv.scrollTop = ajax_list_activeItem.offsetTop - ajax_optionDiv.offsetHeight + ajax_list_activeItem.offsetHeight;
		}
	
		if(ajax_list_activeItem.offsetTop<ajax_optionDiv.offsetHeight)
		{	
			ajax_optionDiv.scrollTop = 0;
		}
	
	} 
	else 
	{
		//from mouseover
		//change other options' bgcolor
		var options = ajax_optionDiv.children;
		var len = options.length;
		for(var i=0;i<len;i++) {
			if(options[i] != ajax_list_activeItem)
				options[i].className = 'optionDiv';
		}
	}
}

function ajax_option_list_buildList(letters,paramToExternalFile)
{
	
	ajax_optionDiv.innerHTML = '';
	ajax_list_activeItem = false;
	if(ajax_list_cachedLists[paramToExternalFile][letters.toLowerCase()].length<=1){
	ajax_options_hide();
	return; 
	}
	
	ajax_list_optionDivFirstItem = false;
	var optionsAdded = false;
	for(var no=0;no<ajax_list_cachedLists[paramToExternalFile][letters.toLowerCase()].length;no++){
	if(ajax_list_cachedLists[paramToExternalFile][letters.toLowerCase()][no].length==0)continue;
	optionsAdded = true;
	var div = document.createElement('DIV');
	var items = ajax_list_cachedLists[paramToExternalFile][letters.toLowerCase()][no].split(/###/gi);
	
	if(ajax_list_cachedLists[paramToExternalFile][letters.toLowerCase()].length==1 && ajax_list_activeInput.value == items[0]){
	ajax_options_hide();
	return; 
	}
	
	
	div.innerHTML = items[items.length-1];
	div.id = items[0];
	div.className='optionDiv';
	div.onmouseover = function(){	
		this.className = 'optionDivSelected'; 
		ajax_options_rollOverActiveItem(this,false) 
	};
	div.onmouseout = function(){this.className = 'optionDiv'; };
	div.onclick = function(){ajax_option_setValue(this); 
	};
	if(!ajax_list_optionDivFirstItem)
		ajax_list_optionDivFirstItem = div;	
	ajax_optionDiv.appendChild(div);
	} 
	if(optionsAdded){
	ajax_optionDiv.style.display='block';
	if(ajax_optionDiv_iframe)ajax_optionDiv_iframe.style.display='';
	//ajax_options_rollOverActiveItem(ajax_list_optionDivFirstItem,true);
	}
	
}

function ajax_option_list_showContent(ajaxIndex,inputObj,paramToExternalFile,whichIndex)
{
	if(whichIndex!=currentListIndex)return;
	var letters = inputObj.value;
	var content = ajax_list_objects[ajaxIndex].response;
	
	//show search returned no results
	if(content != '')
	{		
		document.getElementById('ajax_listOfOptions').style.display = '';
		var elements = content.split('|');
		ajax_list_cachedLists[paramToExternalFile][letters.toLowerCase()] = elements;
		ajax_option_list_buildList(letters,paramToExternalFile);
	}
}

function ajax_option_resize(inputObj)
{
	ajax_optionDiv.style.top = (ajax_getTopPos(inputObj) + inputObj.offsetHeight + ajaxBox_offsetY) + 'px';
	ajax_optionDiv.style.left = (ajax_getLeftPos(inputObj) + ajaxBox_offsetX) + 'px';
	if(ajax_optionDiv_iframe){
		ajax_optionDiv_iframe.style.left = ajax_optionDiv.style.left + 'px';
		ajax_optionDiv_iframe.style.top = ajax_optionDiv.style.top + 'px';
	}
}

function ajax_showOptions(inputObj,paramToExternalFile,e,ajaxBox_offsetX,ajaxBox_offsetY)
{
	if(e.keyCode==13 || e.keyCode==9)return;
	if(ajax_list_currentLetters[inputObj.name]==inputObj.value)return;
	if(!ajax_list_cachedLists[paramToExternalFile])ajax_list_cachedLists[paramToExternalFile] = new Array();
	ajax_list_currentLetters[inputObj.name] = inputObj.value;
	
	if(!ajax_optionDiv)
	{
		ajax_optionDiv = document.createElement('DIV');
		ajax_optionDiv.id = 'ajax_listOfOptions';	
		document.body.appendChild(ajax_optionDiv);
		
		if(ajax_list_MSIE){
			ajax_optionDiv_iframe = document.createElement('IFRAME');
			ajax_optionDiv_iframe.border='0';
			ajax_optionDiv_iframe.style.width = ajax_optionDiv.clientWidth + 'px';
			ajax_optionDiv_iframe.style.height = ajax_optionDiv.clientHeight + 'px';
			ajax_optionDiv_iframe.id = 'ajax_listOfOptions_iframe';
			
			document.body.appendChild(ajax_optionDiv_iframe);
		}
		
		var allInputs = document.getElementsByTagName('INPUT');
		for(var no=0;no<allInputs.length;no++){
			if(!allInputs[no].onkeyup)allInputs[no].onfocus = ajax_options_hide;
		}			
		var allSelects = document.getElementsByTagName('SELECT');
		for(var no=0;no<allSelects.length;no++){
			allSelects[no].onfocus = ajax_options_hide;
		}

		var oldonkeydown=document.body.onkeydown;
		if(typeof oldonkeydown!='function'){
			document.body.onkeydown=ajax_option_keyNavigation;
		}else{
			document.body.onkeydown=function(){
				oldonkeydown();
			ajax_option_keyNavigation() ;}
		}
		var oldonresize=document.body.onresize;
		if(typeof oldonresize!='function')
		{
			document.body.onresize=function() {ajax_option_resize(inputObj); };
		}
		else
		{
			document.body.onresize=function(){oldonresize();
			ajax_option_resize(inputObj) ;
		}
		}
			
	}
	
	if(inputObj.value.length<min_input){
		ajax_options_hide();
		return;
	}
	
	ajax_optionDiv.style.top = ((ajax_getTopPos(inputObj) + inputObj.offsetHeight + ajaxBox_offsetY) + 21) + 'px';
	ajax_optionDiv.style.left = ((ajax_getLeftPos(inputObj) + ajaxBox_offsetX) - 170) + 'px';
	if(ajax_optionDiv_iframe){
		ajax_optionDiv_iframe.style.left = ajax_optionDiv.style.left ;
		ajax_optionDiv_iframe.style.top = ajax_optionDiv.style.top ;			
	}
	
	ajax_list_activeInput = inputObj;
	ajax_optionDiv.onselectstart = ajax_list_cancelEvent;
	currentListIndex++;
	if(ajax_list_cachedLists[paramToExternalFile][inputObj.value.toLowerCase()]){	
		ajax_option_list_buildList(inputObj.value,paramToExternalFile,currentListIndex); 
	}else{
		var tmpIndex=currentListIndex/1;
		ajax_optionDiv.innerHTML = '';
		var ajaxIndex = ajax_list_objects.length;
		ajax_list_objects[ajaxIndex] = new sack();
		var url = 'getDynamicContent.php?' + paramToExternalFile + '=1&letters=' + inputObj.value.replace(" ","+");
		url = encodeURI(url);
		document.getElementById('ajax_listOfOptions').style.display = 'none';
		ajax_list_objects[ajaxIndex].requestFile = url; // Specifying which file to get
		ajax_list_objects[ajaxIndex].onCompletion = function(){ ajax_option_list_showContent(ajaxIndex,inputObj,paramToExternalFile,tmpIndex); }; // Specify function that will be executed after file has been found
		ajax_list_objects[ajaxIndex].runAJAX(); // Execute AJAX function 
	}	
}


function ajax_option_keyNavigation(e)
{
var code;
//for ie
if(document.all) {
	//e = event;
	code = event.keyCode;
} else {	
	code = e.keyCode;		
}
//alert(code);
if(!ajax_optionDiv)return;
if(ajax_optionDiv.style.display=='none')return;

if(code==38){ // Up arrow
if(!ajax_list_activeItem)return;
if(ajax_list_activeItem && !ajax_list_activeItem.previousSibling)return;
ajax_list_activeItem.className = 'optionDiv';
ajax_list_activeItem.previousSibling.className = 'optionDivSelected';
ajax_options_rollOverActiveItem(ajax_list_activeItem.previousSibling,true);

}

if(code==40){ // Down arrow
if(!ajax_list_activeItem){
ajax_options_rollOverActiveItem(ajax_list_optionDivFirstItem,true);
ajax_list_optionDivFirstItem.className = 'optionDivSelected';
}else{
if(!ajax_list_activeItem.nextSibling)return;
ajax_list_activeItem.className = 'optionDiv';
ajax_list_activeItem.nextSibling.className = 'optionDivSelected';
ajax_options_rollOverActiveItem(ajax_list_activeItem.nextSibling,true);
}
}

if(code==13 || code==9){ // Enter key or tab key
if(ajax_list_activeItem && ajax_list_activeItem.className=='optionDivSelected')ajax_option_setValue(ajax_list_activeItem);
//if(code==13)return false; else return true;
if(code==13)
	do_search();
else
	ajax_options_hide();
}
if(code==27){ // Escape key
ajax_options_hide(); 
}
}