function get(elementID){
	if (document.getElementById(elementID)){ return document.getElementById(elementID); }
	else { return false; }
}
function getelements(name, tag) {

	// all elementen ophalen
	var elem = document.getElementsByTagName(tag);
	var arr = new Array();
	// loopen door elementen
	for(i = 0, iarr = 0; i < elem.length; i++){
		// checken of name overeen komt, zo wel, toevoegen aan array
		att = elem[i].getAttribute('name');
		if(att == name){
			arr[iarr] = elem[i];
			iarr++;
		}
	}
	return arr;
}
function kill(elementID){

	switch (typeof(elementID)){
		case "string":
			if(get(elementID)){
				kill(get(elementID));
			}
		break;
		case "object":
			elementID.parentNode.removeChild(elementID);
		break;
		
	}
}





function setmouse(event){
	if (browser.isIE) {
		x = window.event.clientX + document.documentElement.scrollLeft + document.body.scrollLeft;
		y = window.event.clientY + document.documentElement.scrollTop + document.body.scrollTop;
	}
	else if (browser.isNS) {
		x = event.clientX + window.scrollX;
		y = event.clientY + window.scrollY;
	}	
}
var x;
var y;
function getmouse(what){
	switch (what){
		case "x":	return x;	break;
		case "y":	return y;	break;
		default:
			var array = new Array();
			array[0] = x;
			array[1] = y;
			return array;
		break;
	}
}



function Browser(){
	var ua, s, i;
	this.isIE    = false;
	this.isNS    = false;
	this.version = null;
	ua = navigator.userAgent;
	
	s = "MSIE";
	if ((i = ua.indexOf(s)) >= 0){
		this.isIE = true;
		this.version = parseFloat(ua.substr(i + s.length));
		return;
	}
	
	s = "Netscape6/";
	if ((i = ua.indexOf(s)) >= 0) {
		this.isNS = true;
		this.version = parseFloat(ua.substr(i + s.length));
		return;
	}
	
	s = "Gecko";
	if ((i = ua.indexOf(s)) >= 0) {
		this.isNS = true;
		this.version = 6.1;
		return;
	}
}

var browser = new Browser();