
var bgcolor = "#FFFFFF"; 
var linkcolor = "#006600"; 
var vlinkcolor = "#006600"; 
var alinkcolor = "#006600"; 

var stimagetree = ""; 
var stheight = 600 
var stwidth = 600


function zoom(imagefile,imagetree) {
	if (imagetree == null) {imagetree = stimagetree;}
	var imgadress = imagetree+imagefile;
	var Bild = new Image();
	Bild.src = imgadress;
	var wheight = Bild.height;
	if ( wheight == 0 ) { wheight = stheight; }
	var wwidth = Bild.width;
	if ( wwidth == 0 ) { wwidth = stwidth; }
	wwidth += 20;
	wheight += 50;
	var Fenster = window.open("","bildfenster","height="+wheight+",width="+wwidth+",status=no,location=no,menubar=no,toolbar=no");
	Fenster.document.write("<html><head><title>Zoom Immagine</title></head><body bgcolor=\"" + bgcolor + "\" link=\"" + linkcolor + "\" alink=\"" + alinkcolor + "\" vlink=\"" + vlinkcolor + "\">");
	Fenster.document.write("<center><img src=\"" + Bild.src + "\" border=\"0\"><br><br>");
	Fenster.document.write("<a href=\"javascript:self.close()\" style=\"text-decoration:none;\">Chiudi finestra</a></center>");
	Fenster.document.write("</body></html>");
}