var myImgUrl = '';
var myWinAlert = '';

function displaySheet(urlImg) {
	myImgUrl = urlImg;
	imgSheet = new Image();
	imgSheet.onload = displayImages;
	imgSheet.onerror = displayDoc;
	myWinAlert = window.open('', 'ALERT', 'width=200,height=50,toolbar=no,location=no,menubar=no,resizable=yes');
	myWinAlert.document.open();
	myWinAlert.document.writeln('<html><body>Loading</body></html>');
	myWinAlert.document.close();
	myWinAlert.focus();
	imgSheet.src = urlImg;
	return; 
}

function displayImages () {

	var htmlWidth = imgSheet.width + 50;
	var htmlHeight = imgSheet.height + 50;
	var npw = 'width=' + htmlWidth + ',height=' + htmlHeight + ',toolbar=no,location=no,menubar=no,resizable=yes';
	imgWin = window.open(myImgUrl, "DOCVIEW", npw).focus(); 
	myWinAlert.close();
	return;
}

function displayDoc () {

	var htmlWidth = 500;
	var htmlHeight = 350;
	var npw = 'width=' + htmlWidth + ',height=' + htmlHeight + ',toolbar=no,location=no,menubar=no,resizable=yes';
	imgWin = window.open(myImgUrl, "DOCVIEW", npw).focus(); 
	myWinAlert.close();
	return;
}

var preloadImagesMaxHeight=0;
var num4ImageLoad = 0;

function MM_preloadImages() { //v3.0
	var d=document; 
	if(d.images) { 
		if(!d.MM_p) d.MM_p=new Array();
		var i,j=d.MM_p.length,a=MM_preloadImages.arguments; 
		num4ImageLoad = a.length;
		//alert(num4ImageLoad);
		for(i=0; i < a.length; i++) {
			d.MM_p[j]=new Image; 
			d.MM_p[j].src=a[i];
			if(d.MM_p[j].complete){
				num4ImageLoad--;		
			} else {
				d.MM_p[j].onload=MM_wait4ImageLoad;
			}
			j++;
		}
	}
}

function MM_wait4ImageLoad(){
	//alert("wait=" + num4ImageLoad);
	num4ImageLoad--;
	if(num4ImageLoad == 0){
		var a=document.MM_p;
                for(i=0; i < a.length; i++) {
			//alert(a[i].height);
			if(a[i].height > preloadImagesMaxHeight) preloadImagesMaxHeight=a[i].height;
                }
		afterImagePreload();
	}
}

function afterImagePreload() {
	//da ridefinire nei singoli template
}

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 MM_findObj(n, d) { //v3.0
	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); 
	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];
		var tempImg=new Image; 
		tempImg.src=a[i+2];
		x.height=tempImg.height;
		x.width=tempImg.width;
	}
}

function printit(){  
        if (navigator.appName == "Netscape") {
                window.print() ;  
        } else {
                var WebBrowser = '<OBJECT ID="WebBrowser1" WIDTH=0 HEIGHT=0 CLASSID="CLSID:8856F961-340A-11D0-A96B-00C04FD705A2"></OBJECT>';
                document.body.insertAdjacentHTML('beforeEnd', WebBrowser);
                WebBrowser1.ExecWB(6, 2);
        }
}

