var ie = (navigator.userAgent.toLowerCase().indexOf("msie") != -1)
		&& (navigator.userAgent.toLowerCase().indexOf("opera") == -1);
var ie6down = ie && (parseFloat(navigator.appVersion) < 7);

var pict;

var canvas;

var liten = true;

function init() {
	pict = document.getElementById("pict");
}

function xPos(elem) {
	var x = 0;
	while (elem) {
		x = x+elem.offsetLeft;
		elem = elem.offsetParent;
	}
	return x;
}

function newPicture(evt,path) {
	if (!liten) {
		pict.src = path+"/bild.jpg";
		liten = true;
	} else if (ie || evt.pageX) {
		if (ie) {
			x = evt.clientX+(document.documentElement.scrollLeft ? document.documentElement.scrollLeft : document.body.scrollLeft)-xPos(pict);	
		} else {
			x = evt.pageX-xPos(pict); 
		}
		pict.src = path+"/i"+Math.floor(4*x/pict.offsetWidth)+".jpg";
		liten = false;
	}
}