function $() {
	var elements = new Array();
	for (var i = 0; i < arguments.length; i++) {
		var element = arguments[i];
		if (typeof element == 'string')
			element = document.getElementById(element);
		if (arguments.length == 1)
			return element;
		elements.push(element);
	}
	return elements;
}

function showLarge() {

	var sPath = "/_gfx/";
	var sFile = this.alt;
	var sExt = ".jpg";
	var oLargeImage = $("largeImage");
	var oTextDiv = $("div" + sFile);
	
	var oImageDiv = $("bildDiv");
	var arrTextDiv = oImageDiv.getElementsByTagName("div");
	for (var i=0; i < arrTextDiv.length; i++) {
		arrTextDiv[i].style.display = "none";
	}

    if (oTextDiv != null) {
		oTextDiv.style.display = "block";
	}
		oLargeImage.src = sPath + sFile + sExt;
}

function cursorPointer() {
	this.style.cursor = "pointer";
}

function init() {

    if ($("tnImage") != null) {
        var tnImage = $("tnImage");
        var arrImageTN = tnImage.getElementsByTagName("img");
	    for (var i=0; i < arrImageTN.length; i++) {
    	    arrImageTN[i].onmouseover = cursorPointer;
    	    arrImageTN[i].onclick = showLarge;
	    }
	}
}


window.onload = init;