function MM_findObj(n, d) //v4.01
{
	var p, i, x;
	
	if(!d) d = document;
	
	if((p = n.indexOf("?")) > 0 && parent.frames.length)
	{
		d = parent.frames[n.substring(p + 1)].document;
		n = n.substring(0,p);
	}
	
	if(!(x = d[n]) && d.all)
		x = d.all[n];
	
	for (i = 0; !x && i < d.forms.length; i++)
		x = d.forms[i][n];
	
	for(i = 0; !x && d.layers && i < d.layers.length; i++)
		x = MM_findObj(n, d.layers[i].document);
	
	if(!x && d.getElementById)
		x = d.getElementById(n);
	
	return x;
}

function MM_swapImage() //v3.0
{
	var i, j = 0, x, a = MM_swapImage.arguments;
	document.MM_sr = new Array;
	
	for(i = 0; i < (a.length - 2); i += 3)
		if ((x = MM_findObj(a[i])) != null)
		{
			document.MM_sr[j++] = x;
			
			if(!x.oSrc)
				x.oSrc = x.src;
			
			x.src = a[i + 2];
		}
}

function MM_swapImgRestore() //v3.0
{
	var i, x, a = document.MM_sr;
	
	for(i = 0; a && i < a.length && (x = a[i]) && x.oSrc; i++)
		x.src = x.oSrc;
}

function open_image_window(win_x,win_y,img)
{
	// Copyright Alexander Reyelt

	var path = "images/website/";	// pfad des bildes
	var win_x;	// breite des fenters
	var win_y;	// höhe des fensters
	var img;	// bild name
	
	myWin= open("","displayWindow","width=" + win_x + ",height=" + win_y + ",location=no,menubar=no,resizable=no,scrollbars=no,status=no,toolbar=no");
	
	// open document
	myWin.document.open();
	
	// create document
	myWin.document.write("<html>\n<head><title>" + img + "</title></head>\n");
	myWin.document.write(" <body bgcolor=\"#000000\" leftmargin=\"0\" topmargin=\"0\" marginwidth=\"0\" marginheigt=\"0\">\n");
	myWin.document.write("  <table height=\"100%\" width=\"100%\" cellspacing=\"0\" cellpadding=\"0\" border=\"0\">\n");
	myWin.document.write("   <tr>\n");
	myWin.document.write("    <td align=\"center\" valign=\"middle\">\n");
	myWin.document.write("     <a href=\"javascript:window.close()\" title=\"Zum Schließen des Fensters ins Bild klicken\" style=\"text-decoration:none\">\n");
	myWin.document.write("      <img src=\"" + path + img + "\" border=\"0\">\n");
	myWin.document.write("     </a>\n");
	myWin.document.write("    </td>\n");
	myWin.document.write("   </tr>\n"); 
	myWin.document.write("  </table>\n");
	myWin.document.write(" </body>\n");
	myWin.document.write("</html>\n");
	
	// close the document
	myWin.document.close(); 
	myWin.focus();
}

function toggleDisplay (id) {
	if (document.getElementById) {
		if (document.getElementById(id).style.display == "block") {
			document.getElementById(id).style.display = "none";
			MM_swapImage('pfeil_' + id,'','images/website/pfeil_nach_rechts.gif',1);
		} else {
			document.getElementById(id).style.display = "block";
			MM_swapImage('pfeil_' + id,'','images/website/pfeil_nach_unten.gif',1);
		}
	}
}

