//v1 \u00E8 una variabile che tiene conto dello stato in cui ci troviamo, zoom+ o zoom-
var v1;
//funzione per il cambio dell'immagine
function changeZoomImage(url2,v1) {
	/* ------------------------------------
	ATTENZIONE:
	questa funzione fa riferimento alla var pathThisDB che deve essere presenta nella pagina
	
	 ------------------------------------- */
	var ZOOM_W = "360"; // larghezza area zoom
	var ZOOM_H = "280";	// altezza area zoom
	var IMG_ATTIVA_ZOOM = "btn_zoom.gif";
	var IMG_DISATTIVA_ZOOM = "btn_zoom2.gif";
	
	var debugInput = document.getElementById("debug")
	if(debugInput!=null) debugInput.value=url2;
	
	if ((document.zoomimg.src.indexOf(IMG_ATTIVA_ZOOM)>-1)&&(v1=="nullo")) {
		v1="1";
	}
    if (v1=="1") {
    	//alert("ZOOM OFF");
 	var srcFotoBig = pathFoto+dirFotoBig+"/" + url2;
 	
    document.getElementById('zoom').innerHTML = "<a href=\"javascript:void(0)\" onClick=\"changeZoomImage(\'"+url2+"\',\'2\');\"><img src=\"" + pathThisDB + "/" + IMG_ATTIVA_ZOOM + "\" alt=\"\" name=\"zoomimg\" id=\"zoomimg\" width=\"80\" height=\"16\" border=\"0\"></a>";
	var tagIMG = "<img src=\""+srcFotoBig+"\" alt=\"\" border=\"0\">";
    
	if(debugInput !=null) debugInput.value=tagIMG;
	document.getElementById('flash').innerHTML = tagIMG;		
	}
	else  {
		//alert("ZOOM ON");
		var srcFotoHires = pathFoto+dirFotoHires+"/" + url2;
		//alert(srcFotoHires);
		//console.print(srcFotoHires);
		document.getElementById("zoom").innerHTML = "<a href=\"javascript:void(0)\" onClick=\"changeZoomImage(\'"+url2+"\',\'1\');\"><img src=\"" + pathThisDB +"/" + IMG_DISATTIVA_ZOOM + "\" alt=\"\" name=\"zoomimg\" id=\"zoomimg\" width=\"80\" height=\"16\" border=\"0\"></a>";
	
		var srcEmb = "<OBJECT classid=\"clsid:D27CDB6E-AE6D-11cf-96B8-444553540000\" codebase=\"http://download.macromedia.com/pub/shockwave/cabs/flash/swflash.cab#version=7,0,22\" WIDTH=\""+ZOOM_W + "\" HEIGHT=\""+ ZOOM_H + "\" id=\"MegaZoom2\" ALIGN=\"middle\">"+
			"<param name=\"movie\" value=\"/megazoom2.swf?imageLoad="+srcFotoHires+"&contentWidth="+ZOOM_W+"&contentHeight="+ZOOM_H+"&zoomMax=100\"/>"+
			"<param name=\"loop\" value=\"false\" />"+
			"<param name=\"menu\" value=\"false\" />"+
			"<param name=\"quality\" value=\"high\" />"+
			"<param name=\"bgcolor\" value=\"#FFFFFF\" />"+
			"<param name=\"wmode\" value=\"window\" />"+
			"<param name=\"base\" value=\"./\" />"+
			"<EMBED src=\"/megazoom2.swf?imageLoad="+srcFotoHires+"&contentWidth="+ZOOM_W+"&contentHeight="+ZOOM_H+"&zoomMax=100\" loop=\"false\" menu=\"false\" quality=\"high\" bgcolor=\"#FFFFFF\" wmode=\"window\" base=\"\" WIDTH=\"" + ZOOM_W + "\" HEIGHT=\""+ZOOM_H + "\" NAME=\"MegaZoom2\" ALIGN=\"middle\" TYPE=\"application/x-shockwave-flash\" PLUGINSPAGE=\"http://www.macromedia.com/go/getflashplayer\"></EMBED>"+
			"</OBJECT>";	   
		if(debugInput !=null) debugInput.value=srcEmb;
		document.getElementById('flash').innerHTML = srcEmb;
	  }
	  
}