var currentSuggestion = 0;
var totalSuggestions = 0;

function replaceAll(Source,stringToFind,stringToReplace){
	var temp = Source;
    var index = temp.indexOf(stringToFind);

	while(index != -1){

		temp = temp.replace(stringToFind,stringToReplace);
		index = temp.indexOf(stringToFind);

	}
    return temp;
}

function addslashes(str) {
str=str.replace(/\\/g,'\\\\');
str=str.replace(/\'/g,'\\\'');
str=str.replace(/\"/g,'\\"');
str=str.replace(/\0/g,'\\0');
return str;
}

function search(){
	var searchQuery;
	
	searchQuery = document.getElementById('search').value;
	
	searchQuery = replaceAll(searchQuery,'\\', '');
	searchQuery = replaceAll(searchQuery,'/', '');
	searchQuery = replaceAll(searchQuery,'>', '');
	searchQuery = replaceAll(searchQuery,'<', '');
	searchQuery = replaceAll(searchQuery,'_', '');
	searchQuery = replaceAll(searchQuery,'!', '');
	searchQuery = replaceAll(searchQuery,'?', '');
	searchQuery = replaceAll(searchQuery,'%', '');
	searchQuery = replaceAll(searchQuery,'\'', '');
	searchQuery = replaceAll(searchQuery,'"', '');
	searchQuery = replaceAll(searchQuery,'=', '');
	searchQuery = replaceAll(searchQuery,' ', '_');
	searchQuery = replaceAll(searchQuery,'é', 'e');
	searchQuery = replaceAll(searchQuery,'è', 'e');
	searchQuery = replaceAll(searchQuery,'ë', 'e');
	searchQuery = replaceAll(searchQuery,'ê', 'e');
	searchQuery = replaceAll(searchQuery,'í', 'i');
	searchQuery = replaceAll(searchQuery,'ì', 'i');
	searchQuery = replaceAll(searchQuery,'ï', 'i');
	searchQuery = replaceAll(searchQuery,'î', 'i');
	searchQuery = replaceAll(searchQuery,'ú', 'u');
	searchQuery = replaceAll(searchQuery,'ù', 'u');
	searchQuery = replaceAll(searchQuery,'ü', 'u');
	searchQuery = replaceAll(searchQuery,'û', 'u');
	searchQuery = replaceAll(searchQuery,'á', 'a');
	searchQuery = replaceAll(searchQuery,'à', 'a');
	searchQuery = replaceAll(searchQuery,'ä', 'a');
	searchQuery = replaceAll(searchQuery,'â', 'a');
	
	window.location='http://www.encie.nl/definitie/'+searchQuery;
}
function autoSuggest(){
	var searchQuery;

	searchQuery = document.getElementById('search').value;
	
	if(searchQuery.length > 1){
		var XMLHTTPObject = createHTTPHandler();
		
		url="http://www.encie.nl/javascript/autosuggest.ajax.php?q="+searchQuery+"&s="+Math.floor (Math.random ( ) * 9999999999999 + 1);

		XMLHTTPObject.open('GET', url, true);
		XMLHTTPObject.send(null);
		
		XMLHTTPObject.onreadystatechange=function() {
			if (XMLHTTPObject.readyState==4) {
				var suggestArray = new Array();
				var suggestionsBox;
				var htmlSuggestions = "";
				var empt = 1;

				suggestArray = XMLHTTPObject.responseText.split("|");			
				totalSuggestions = 0;
				for(var suggestion in suggestArray){
					if(suggestArray[suggestion] != "") empt = 0;

					htmlSuggestions += "<div id=\"suggestion"+suggestion+"\" class=\"suggestion\" onclick=\"suggest('"+addslashes(suggestArray[suggestion])+"');\" onmouseover=\"selectSuggestion("+suggestion+");\">"+suggestArray[suggestion]+"</div>";
					totalSuggestions ++;
				}
				
				suggestionsBox = document.getElementById('suggestions');
				if(empt == 0){

					suggestionsBox.style.display='inline';
					suggestionsBox.innerHTML = htmlSuggestions;
					/*searchbox = document.getElementById('js_searchbox');
					j = 61 + (totalSuggestions * 21);
					searchbox.style.height = j + 'px';
					headerCntr = document.getElementById('headerCntr');
					j = 204 + (totalSuggestions * 30);
					headerCntr.style.height = j + 'px';*/
					
					currentSuggestion = -1;
					highlightSuggestion();
					
				}else{
					suggestionsBox.style.display='none';
				}
			}
		}
	}else{
		var suggestionsBox;		
		suggestionsBox = document.getElementById('suggestions');
		suggestionsBox.style.display='none';
	}
}

function suggest(suggestion){
	var searchField;
	var suggestionsBox;	
	
	searchField = document.getElementById('search');
	searchField.value = suggestion;
	suggestionsBox = document.getElementById('suggestions');
	suggestionsBox.style.display='none';
	
	search();

}

// Bediening suggest uitklapboxje

function selectSuggestion(suggestion){
	var suggestionBox;
	var searchField;
	
	currentSuggestion = suggestion;
	highlightSuggestion();
	
	suggestionBox = document.getElementById('suggestion'+currentSuggestion);
	searchField = document.getElementById('search');
	searchField.value = suggestionBox.innerHTML;

}

function highlightSuggestion(){
	var suggestionBox;
	for(i=0; i <= totalSuggestions-1; i++){
		suggestionBox = document.getElementById('suggestion'+i);
		if(i == currentSuggestion){
			suggestionBox.style.backgroundColor = "#dddddd";
		}else{
			suggestionBox.style.backgroundColor = "#ffffff";		
		}
	}
}

function nextSuggestion(){
	if(currentSuggestion < totalSuggestions){
		selectSuggestion(currentSuggestion+1);
		highlightSuggestion();
	}
}
function prevSuggestion(){
	if(currentSuggestion > 0){
		selectSuggestion(currentSuggestion-1);
		highlightSuggestion();
	}
}
function enterSuggestion(){
	search();
}

// AJAX

function createHTTPHandler(){
	httphandler = false;
	/*@cc_on @*/
	/*@if (@_jscript_version >= 5)
	// JScript gives us Conditional compilation, we can cope with old IE versions.
	// and security blocked creation of the objects.
	try {
	  httphandler = new ActiveXObject("Msxml2.XMLHTTP");
	} catch (e) {
	  try {
	   httphandler = new ActiveXObject("Microsoft.XMLHTTP");
	  } catch (E) {
		  httphandler = false;
	  }
	}
	@end @*/
	if (!httphandler && typeof XMLHttpRequest!='undefined') {
		httphandler = new XMLHttpRequest();
	}	
	return httphandler;
}