// Init Var
var W3CDOM = (document.createElement && document.getElementsByTagName);
var msvcMouseOvers = new Array();
var msvcMouseOuts = new Array();

 // Umsetzen Mouseover fuer aktuelle Seite
function initMsvcSwapImg() {

 // Nur moderne Browser beruecksichtigen
	if (!W3CDOM) return;

 // Alle Bilder behandeln, die die ID msvcswapimg tragen
	var imgsCurrentPage = document.getElementsByTagName('img');
	for (var i = 0; i < imgsCurrentPage.length; i++) {
		if (imgsCurrentPage[i].className == 'msvcswapimg') {

 // Zuweisung Events Mouseover und Out
			imgsCurrentPage[i].onmouseover = msvcMouseOver;
			imgsCurrentPage[i].onmouseout = msvcMouseOut;

 // Bestimmung passende Bilder fuer Mouseover und Out
			var suffixImage = imgsCurrentPage[i].src.substring(imgsCurrentPage[i].src.lastIndexOf('.'));
			msvcMouseOuts[i] = new Image();
			msvcMouseOuts[i].src = imgsCurrentPage[i].src;
			msvcMouseOvers[i] = new Image();
			msvcMouseOvers[i].src = imgsCurrentPage[i].src.substring(0, imgsCurrentPage[i].src.lastIndexOf('.')) + "_a" + suffixImage;
			imgsCurrentPage[i].number = i;
		}	
	}
}

 // Eigentliche Mouseover Funktion
function msvcMouseOver() {
	this.src = msvcMouseOvers[this.number].src;
}

 // Eigentliche Mouseout Funktion
function msvcMouseOut() {
	this.src = msvcMouseOuts[this.number].src;
}

 // Onload Zuweisung ausfuehren
window.onload = initMsvcSwapImg;