/**
* the methodes are NOT static, so you have to initialize an object.
* BTW it should have been static
*	xHTML.table=function(parent,name,cellpadding,cellspacing) {
*	...
*	};
*/
xHTML.prototype.table=function(parent,name,cellpadding,cellspacing) {
	var el = document.createElement('table');
	if (this.isParam(name)) this.setNameId(el,name);
	el.setAttribute('width','100%');
	el.setAttribute('cellPadding',cellpadding);
	el.setAttribute('cellSpacing',cellspacing);
	var tblBody = document.createElement('tbody'); //opgelet dit is zoals het moet, vandaar ook de tussenstap in createTr
	el.appendChild(tblBody);
	this.appendChild(parent,el);
	return el;
};
xHTML.prototype.th=function(parent,name,txt,colspan){
	var el = document.createElement('th');
	if (this.isParam(name)) this.setNameId(el,name);
	if (this.isParam(colspan)) el.colSpan=colspan;
	if (this.isParam(txt)) el.appendChild(document.createTextNode(txt));
	this.appendChild(parent,el);
	return el;
};
xHTML.prototype.tr=function(parent,name){ //!!! parent is table en niet tbody
	var el = document.createElement('tr');
	if (this.isParam(name)) this.setNameId(el,name);
	if (parent == null) this.lastObject.getElementsByTagName("tbody")[0].appendChild(el);
	else if (typeof(parent)=='object'){
		if (parent.getElementsByTagName("tbody")[0]) parent.getElementsByTagName("tbody")[0].appendChild(el);
		else parent.appendChild(el);
	} else document.getElementById(parent).getElementsByTagName("tbody")[0].appendChild(el);
	this.lastObject = el;
	return el;
};
xHTML.prototype.td=function(parent,name,txt,width){
	var el = document.createElement('td');
	if (this.isParam(name)) this.setNameId(el,name);
	//el.setAttribute('vAlign','top');
	if (this.isParam(txt)){
		if(document.all) el.innerText = txt;
		else el.textContent = txt;
	}
	if (this.isParam(width)) el.setAttribute('width',width);
	this.appendChild(parent,el);
	return el;
};
xHTML.prototype.div=function(parent,name,txt,border){
	var el = document.createElement('div');
	if (this.isParam(name)) this.setNameId(el,name);
	if (this.isParam(txt)) el.innerHTML = txt;
	if (this.isParam(border)) el.style.border=border;
	this.appendChild(parent,el);
	return el;
};
xHTML.prototype.span=function(parent,name,txt,border){
	var el = document.createElement('span');
	if (this.isParam(name)) this.setNameId(el,name);
	el.innerHTML = txt;
	if (this.isParam(border)) el.style.border=border;
	this.appendChild(parent,el);
	return el;
};
xHTML.prototype.form=function(parent,name,formMethod,autocomplete) {
	var el=document.createElement('form');//maak een form aan
 	if (this.isParam(name)) this.setNameId(el,name);
	if (this.isParam(formMethod)) el.setAttribute('method',formMethod);
 	if (this.isParam(autocomplete)) el.setAttribute('autocomplete',autocomplete);
	eval("el.onkeypress=function(theEvent){return enterKey(theEvent?theEvent:event)}");
	this.appendChild(parent,el);
	return el;
};
xHTML.prototype.input=function(parent,name,type,value,width) {
	var el = document.createElement('input');
	if (this.isParam(name)) this.setNameId(el,name);
	if (!this.isParam(type)) type = "text";
	el.setAttribute('type',type);
	el.setAttribute('value',value);
	if (this.isParam(width)) el.style.width = width;
	this.appendChild(parent,el);
	return el;
};
xHTML.prototype.textarea=function(parent,name,value,cols,rows){
	var el = document.createElement('textarea');
	if (this.isParam(name)) this.setNameId(el,name);
	el.setAttribute('cols',cols);
	el.setAttribute('rows',rows);
	eval("el.onfocus=function(){return xHTML.enableEnterKey()}");
	eval("el.onblur=function(){return xHTML.enableEnterKey()}");
	el.appendChild(document.createTextNode(value));
	function resize(){
		el.setAttribute('rows',el.rows+5);
	}
	eval("el.ondblclick = function(){resize();}");
	this.appendChild(parent,el);
	return el;
};
xHTML.prototype.select=function(parent,name,multidimension,selected){
	//multidimension is een twee-dimensionele array (value,tekst)
	var el = document.createElement('select');
	if (this.isParam(name)) this.setNameId(el,name);
	if (multidimension != null){
		for (var i=0;i<multidimension.length;i++){
			if (selected==multidimension[i][0]){
				el.options[i] = new Option(multidimension[i][1],multidimension[i][0],true,true); //ie7 + FF
				el.options[i].selected = true; //ie6
			}else{
				el.options[i] = new Option(multidimension[i][1],multidimension[i][0],false,false);
			}
		}
	}
	this.appendChild(parent,el);
	return el;
};
xHTML.prototype.removeOptions=function(parent){
	var elSel = parent;
	if (typeof(parent)!='object') elSel = document.getElementById(parent);
	if (elSel.length > 0){
		for (var i=elSel.length-1; i>=0;i--) elSel.remove(i);
	}
};
xHTML.prototype.removeOption=function(parent,index){
	var elSel = parent;
	if (typeof(parent)!='object') elSel = document.getElementById(parent);
	if (elSel.length > 0){
		for (var i=elSel.length-1; i>=0;i--) {if (i==index) elSel.remove(i);}
	}
};
xHTML.prototype.appendOption=function(parent,text,value,selected){
	var elSel = parent;
	if (typeof(parent)!='object') elSel = document.getElementById(parent);
	var elOptNew = document.createElement('option');
	elOptNew.text = text;
	elOptNew.value = value;
	if (selected == 1) elOptNew.selected = true;
	try {
		elSel.add(elOptNew, null); // standards compliant; doesn't work in IE
	}
	catch(ex) {
		elSel.add(elOptNew); // IE only
	}

};
xHTML.prototype.insertBeforeOption=function(parent,index,text,value,selected){
	var elSel = parent;
	if (typeof(parent)!='object') elSel = document.getElementById(parent);
	var elOptNew = document.createElement('option');
	elOptNew.text = text;
	elOptNew.value = value;
	if (selected == 1) elOptNew.selected = true;
	var elOptOld = elSel.options[index]; 
	try {
		elSel.add(elOptNew, elOptOld); // standards compliant; doesn't work in IE
	}
	catch(ex) {
		elSel.add(elOptNew, index); // IE only
	}
};
xHTML.prototype.setOptionSelected=function(parent,selected){
	var elSel = parent;
	if (typeof(parent)!='object') elSel = document.getElementById(parent);
	if (elSel.length > 0){
		for (var i=elSel.length-1; i>=0;i--){
			if (elSel.options[i].value == selected) elSel.options[i].selected = true;
		}
	}
};
xHTML.prototype.getSelectValue=function(parent){
	var elSel = parent;
	if (typeof(parent)!='object') elSel = document.getElementById(parent);
	if (elSel.length > 0){
		return elSel.options[elSel.selectedIndex].value;
	}
};
xHTML.prototype.radio=function(parent,name,value,txt,checked) {
	return xHTML.radioCheck('radio',parent, name,value,txt,checked);
};
xHTML.prototype.checkbox=function(parent,name,value,txt,checked) {
	return xHTML.radioCheck('checkbox',parent, name,value,txt,checked);
};
xHTML.prototype.radioCheck=function(type,parent,name,value,txt,checked) {
	var el;
	var txtNode=document.createTextNode(txt);
	if (document.all) el = document.createElement('<input type="'+type+'" id="'+name+'" value="'+value+'"" name="'+name+'""/>');
	else {
		el = document.createElement('input');
		if (this.isParam(name)) this.setNameId(el,name);
		el.setAttribute('value', value);
		el.setAttribute('type', type);
	}
	if (checked=='checked' || checked==1){
		el.setAttribute('checked', 'checked'); //FF
		el.defaultChecked=true; //IE6 - IE7
	}
	this.appendChild(parent,el,0);
	this.appendChild(parent,txtNode,0);
	this.lastObject = el;
	return el;
};
xHTML.prototype.a=function(parent,name,href,txt,classname,action,funct){
	var el=document.createElement('a');
  	if (this.isParam(href)) el.setAttribute('href',href);
	if (this.isParam(classname)){
		this.setClass(el,classname);
	}
	if (this.isParam(name)) this.setNameId(el,name);
	if (this.isParam(action)) eval("el."+action+"="+funct);
  	if (this.isParam(txt)) el.appendChild(document.createTextNode(txt));
	this.appendChild(parent,el);
	return el;
};
xHTML.prototype.img=function(parent,name,src,width,height,classname,alt,border){
	var el=document.createElement('img');
  	if (this.isParam(name)) this.setNameId(el,name);
	el.setAttribute("src",src);
	if (this.isParam(width)) {
		el.setAttribute('width',width);
		el.style.width = width;
	}
	if (this.isParam(height)){
		el.setAttribute('height',height);
		el.style.height = height;
	}
	if (this.isParam(classname)){
		this.setClass(el,classname);
	}
	if (this.isParam(alt)) el.setAttribute("alt",alt);
	if (this.isParam(border)) el.setAttribute("border",border);
	this.appendChild(parent,el);
	return el;
};
xHTML.prototype.br=function(parent){
	var el = document.createElement('br');
	this.appendChild(parent,el);
	return el;
};
xHTML.prototype.text=function(parent,txt){
	var el = document.createTextNode(txt);
	this.appendChild(parent,el);
	return el;
};
xHTML.prototype.hr=function(parent){
	var el = document.createElement('HR');
	this.appendChild(parent,el);
	return el;
};
xHTML.prototype.ul=function(parent,name,classname){
	var el=document.createElement('ul');
	if (this.isParam(classname)) this.setClass(el,classname);
	if (this.isParam(name)) this.setNameId(el,name);
	this.appendChild(parent,el);
	return el;
};
xHTML.prototype.li=function(parent,html,classname,name,position){//opgelet met posities en nested LI's
	var el=document.createElement('li');
	if (this.isParam(html)) el.innerHTML = html;
	if (this.isParam(classname)){
		this.setClass(el,classname);
	}
	if (this.isParam(name)) this.setNameId(el,name);
	if (this.isParam(position)&&!isNaN(position)){
		var p = this.getLastParent(parent);
		if (position<0) position = p.getElementsByTagName("li").length + position;//negatieve postitie telt van van achter.
		p.insertBefore(el, p.getElementsByTagName("li")[position]);
	} else 
		this.appendChild(parent,el);
	return el;
};
/* not really HTML tags */
/*
xHTML.dateCombo(td,'datum','mm5-HH-dd-MM-yyyy','01-02-2009',2008,2020);
*/
xHTML.prototype.dateCombo=function(parent,name,format,datum,startjaar,stopjaar){
	var el; 
	if (parent == null) el = this.lastObject;
	else if (typeof(parent)=='object') el = parent;
	else el = document.getElementById(parent);
	var combos = format.split('-');
	var selected = datum.split('-');
	populateArray = function(start,stop,step) {
		var m = new Array();
		t = 0;
		for (var j=start;j<=stop;j=j+step){
			var a = new Array();
			a[1]=a[0]=j;
			m[t] = a;
			t++;
		}
		return m;
	};
	for (var i=0;i<combos.length;i++){
		if (combos[i]=="yyyy"){
			Now = new Date();
			if (typeof startjaar == 'undefined') startjaar = Now.getFullYear()-50;
			if (typeof stopjaar == 'undefined') stopjaar = Now.getFullYear()+10;
			xHTML.select(el,name+'jaar',populateArray(startjaar,stopjaar,1),selected[i]);
		}else if (combos[i]=="MM"){
			var multidimension = new Array();
			var maanden = new Array();
			maanden[0] = "Januari";
			maanden[1] = "Februari";
			maanden[2] = "Maart";
			maanden[3] = "April";
			maanden[4] = "Mei";
			maanden[5] = "Juni";
			maanden[6] = "Juli";
			maanden[7] = "Augustus";
			maanden[8] = "September";
			maanden[9] = "Oktober";
			maanden[10] = "November";
			maanden[11] = "December";
			for (var j=0;j<12;j++){
				var maand = new Array();
				maand[1]=maanden[j];
				maand[0]=j;
				multidimension[j] = maand;
			}
			xHTML.select(el,name+'maand',multidimension,selected[i]-1);
		}else if (combos[i]=="dd"){
			xHTML.select(el,name+'dag',populateArray(1,32,1),selected[i]);
		}else if (combos[i]=="HH"){
			xHTML.select(el,name+'uur',populateArray(0,23,1),selected[i]);
		}else if (combos[i]=="mm"){
			xHTML.select(el,name+'min',populateArray(0,59,1),selected[i]);
		}else if (combos[i]=="mm5"){
			xHTML.select(el,name+'min',populateArray(0,59,5),selected[i]);
		}else if (combos[i]=="mm15"){
			xHTML.select(el,name+'min',populateArray(0,59,15),selected[i]);
		}
	}
};
/* common things */
xHTML.prototype.enterKey=function(e) {
     var key;
     if(window.event) key = window.event.keyCode;     //IE
     else key = e.which;     //firefox
     if(key == 13&&canEnter==false) return false;
     else return true;
};
xHTML.prototype.enableEnterKey=function() {
	this.canEnter = true;
};
xHTML.prototype.disableEnterKey=function() {
	this.canEnter = false;
};
xHTML.prototype.getLastParent=function(parent){
	var p = document;
	if (parent == null) p = this.lastObject;
	else if (typeof(parent)=='object') p = parent;
	else p = document.getElementById(parent);
	return p;
};
xHTML.prototype.appendChild=function(parent,obj,setLast) {
	if (parent == null) this.lastObject.appendChild(obj);
	else if (typeof(parent)=='object') parent.appendChild(obj);
	else document.getElementById(parent).appendChild(obj);
	if (!setLast || setLast==null) this.lastObject = obj;
};
xHTML.prototype.isParam=function(param){
	if (param != null && typeof(param) != 'undefined' && param != '') return true;
	else return false;
};
/* extra attributen */
xHTML.prototype.setNameId=function(e, name) {
	if (e) {
		e.setAttribute("id",name);
		e.setAttribute("name",name);
	}
};
xHTML.prototype.setClass=function(e, c, o) {
	if (e) {
		if (!this.isParam(o)) o = false;
		if (!o && e.className != "") {
			e.className += " " + c;
		} else {
			e.className = c;
		}
	}
};
xHTML.prototype.removeClass=function(e, c) {
	if (e) {
		var newClass = new String(e.className);
		var result = "";
		newClass = newClass.split(' ');
		for (var i=0;i<newClass.length;i++) {//for (var i in newClass) {
			if (newClass[i] != c) {
				result += newClass[i] + ' ';
			}
			
		}
		e.className = result;
	}
};
function xHTML(){
	this.canEnter = false;
	this.lastObject;
};
xHTML = new xHTML();