/************************************************************************************************************
	(C) www.dhtmlgoodies.com, April 2006
	
	This is a script from www.dhtmlgoodies.com. You will find this and a lot of other scripts at our website.	
	
	Terms of use:
	You are free to use this script as long as the copyright message is kept intact. However, you may not
	redistribute, sell or repost it without our permission.
	
	Thank you!
	
	www.dhtmlgoodies.com
	Alf Magne Kalleland
	
	************************************************************************************************************/	

	var ajaxBox_offsetX = 0;
	var ajaxBox_offsetY = 0;
	var ajax_list_externalFile = 'ajax-autocomplete.ajax';	// Path to external file
	var minimumLettersBeforeLookup = 0;	// Number of letters entered before a lookup is performed.
	
	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 maxOffsetWidth = 0;

	var ajax_list_MSIE = false;
	if(navigator.userAgent.indexOf('MSIE')>=0 && navigator.userAgent.indexOf('Opera')<0)ajax_list_MSIE=true;
	
	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(e,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;
		if(document.getElementById(ajax_list_activeInput.name.replace('Text', 'Id')))
			document.getElementById(ajax_list_activeInput.name.replace('Text', 'Id')).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';
		}
		// Need to override this to re-set the standard behaviour of the text and textareas after leaving an ajax list
	}

	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 + 2 ;
			}
			if(ajax_list_activeItem.offsetTop<ajax_optionDiv.scrollTop)
			{
				ajax_optionDiv.scrollTop = 0;	
			}
		}
	}
	
	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 = convertXMLSpecialCharacters(items[items.length-1]);
			div.id = items[0];
			div.className='optionDiv';
			div.onmouseover = function(){ ajax_options_rollOverActiveItem(this,false) }
			div.onclick = ajax_option_setValue;
			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='';
		}
		
		if(ajax_optionDiv_iframe){		
			maxOffsetWidth = 0;
			// Fixes the IFRAME width and height with the ones from the DIV
		    for (loop = 0; loop < ajax_optionDiv.childNodes.length; loop++) {
		        var offsetWidth = ajax_optionDiv.childNodes[loop].offsetWidth;
				if (offsetWidth > maxOffsetWidth) {
					maxOffsetWidth = offsetWidth;
				}
		    }

			ajax_optionDiv_iframe.style.width = maxOffsetWidth;		//TODO: check if we could calculate this
			ajax_optionDiv_iframe.style.height = '250px';
		}
	}
	
	function ajax_option_list_showContent(ajaxIndex,inputObj,paramToExternalFile)
	{
		var letters = inputObj.value;
		var content = ajax_list_objects[ajaxIndex].response;
		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;
			ajax_optionDiv_iframe.style.top = ajax_optionDiv.style.top;		
		}		

	}
	
	function ajax_showOptions(inputObj,paramToExternalFile,e)
	{	
	    //alert(" The Param file is " +paramToExternalFile);
		if(e.keyCode==13 || /*e.keyCode==9 || */e.keyCode == 38 || e.keyCode == 40)return;
//		if(ajax_list_currentLetters[inputObj.name]==inputObj.value)return;
		if(!ajax_list_cachedLists[paramToExternalFile])		//no cache: SOKS 26.07.2006
		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);
			
			// With IE, we need to put an IFRAME between a DIV and a SELECT to hide the SELECT
			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<minimumLettersBeforeLookup){
			ajax_options_hide();
			return;
		}
		
		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;
			ajax_optionDiv_iframe.style.top = ajax_optionDiv.style.top;
		}
		
		ajax_list_activeInput = inputObj;
		ajax_optionDiv.onselectstart =  ajax_list_cancelEvent;
		
/*		if(ajax_list_cachedLists[paramToExternalFile][inputObj.value.toLowerCase()]){
			ajax_option_list_buildList(inputObj.value,paramToExternalFile);			
		}else{*/	// SOKS 31.08.2006 NO CACHE FEATURE
			ajax_optionDiv.innerHTML = '';
			var ajaxIndex = ajax_list_objects.length;
			ajax_list_objects[ajaxIndex] = new sack();
			var value = -1;
			if (paramToExternalFile.match("completeIrisLink")) {
				value = document.getElementById("userType").value;
				//alert(" element id "+document.getElementById("userType"));
				//alert(" The value is " +value);
			}
			var url = ajax_list_externalFile + '?' + paramToExternalFile + '=' + value + '&letters=' + inputObj.value.replace(" ","+");
			ajax_list_objects[ajaxIndex].requestFile = url;	// Specifying which file to get
			//alert(" The url is  is " +url);
			ajax_list_objects[ajaxIndex].onCompletion = function(){ ajax_option_list_showContent(ajaxIndex,inputObj,paramToExternalFile); };	// Specify function that will be executed after file has been found
			ajax_list_objects[ajaxIndex].runAJAX();		// Execute AJAX function		
		
	}
	
	// Added by Murthy
	function ajax_showOptionsone(inputObj,paramToExternalFile,e)
	{	
	    
		if(e.keyCode==13 || /*e.keyCode==9 || */e.keyCode == 38 || e.keyCode == 40)return;
//		if(ajax_list_currentLetters[inputObj.name]==inputObj.value)return;
		if(!ajax_list_cachedLists[paramToExternalFile])		//no cache: SOKS 26.07.2006
		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);
			
			// With IE, we need to put an IFRAME between a DIV and a SELECT to hide the SELECT
			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<minimumLettersBeforeLookup){
			ajax_options_hide();
			return;
		}
		
		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;
			ajax_optionDiv_iframe.style.top = ajax_optionDiv.style.top;
		}
		
		ajax_list_activeInput = inputObj;
		ajax_optionDiv.onselectstart =  ajax_list_cancelEvent;
		
/*		if(ajax_list_cachedLists[paramToExternalFile][inputObj.value.toLowerCase()]){
			ajax_option_list_buildList(inputObj.value,paramToExternalFile);			
		}else{*/	// SOKS 31.08.2006 NO CACHE FEATURE
			ajax_optionDiv.innerHTML = '';
			var ajaxIndex = ajax_list_objects.length;
			ajax_list_objects[ajaxIndex] = new sack();
			var value = -1;
			if (paramToExternalFile.match("completeIrisLink")) {
				value= document.getElementById("userTypeone").value;
				//alert(" element id "+document.getElementById("userTypeone"));
				//alert(" The value is " +value);
			}
			var url = ajax_list_externalFile + '?' + paramToExternalFile + '=' + value + '&letters=' + inputObj.value.replace(" ","+");
			ajax_list_objects[ajaxIndex].requestFile = url;	// Specifying which file to get
			//alert(" The url is  is " +url);
			ajax_list_objects[ajaxIndex].onCompletion = function(){ ajax_option_list_showContent(ajaxIndex,inputObj,paramToExternalFile); };	// Specify function that will be executed after file has been found
			//alert(" The inputObj is  is " +inputObj);
			//alert(" The paramToExternalFile is  is " +paramToExternalFile);
			//alert(" The ajaxIndex is  is " +ajaxIndex);
			ajax_list_objects[ajaxIndex].runAJAX();		// Execute AJAX function		
		
	}
	//Added by Murthy
	
	function ajax_option_keyNavigation(e)
	{
		if(document.all)e = event;
		
		if(!ajax_optionDiv)return;
		if(ajax_optionDiv.style.display=='none')return;
		
		if(e.keyCode==38){	// Up arrow
			if(!ajax_list_activeItem)return;
			if(ajax_list_activeItem && !ajax_list_activeItem.previousSibling)return;
			ajax_options_rollOverActiveItem(ajax_list_activeItem.previousSibling,true);
		}
		
		if(e.keyCode==40){	// Down arrow
			if(!ajax_list_activeItem){
				ajax_options_rollOverActiveItem(ajax_list_optionDivFirstItem,true);
			}else{
				if(!ajax_list_activeItem.nextSibling)return;
				ajax_options_rollOverActiveItem(ajax_list_activeItem.nextSibling,true);
			}
		}
		
		if(e.keyCode==13 || e.keyCode==9){	// Enter key or tab key
			if(ajax_list_activeItem && ajax_list_activeItem.className=='optionDivSelected')ajax_option_setValue(false,ajax_list_activeItem);
			if(e.keyCode==13)return false; else return true;
		}
		if(e.keyCode==27){	// Escape key
			ajax_options_hide();			
		}
	}
	
	function autoMatchDelayed(inputObj,method) {
	    
	    var textFieldName = inputObj.name;
		var hiddenFieldName = textFieldName.replace('Text', 'Id'); 
		
	    autoFillDelayed(hiddenFieldName, textFieldName, 'not-used', method, null, null);
	}
	
	/* Set the onfocus background color for the specified input field
	 * and hide the ajax menu 
	 */
	function fieldFocus(field) {
	    if (field && (field.type != "select-one" && field.type != "checkbox")) {
	        field.style.background = "#fe0";
	    }
   	    ajax_options_hide();
	}
	/* Set the usual background color for the specified input field 
	 * and hide the ajax menu 
	 */
	function fieldBlur(field) {
	    if (field && (field.type != "select-one" && field.type != "checkbox")) {
	        field.style.background = "white";
	    }
	}