// JavaScript Document
function viewPic(img)
{
	picfile = new Image ();
	picfile.src = (img);
	fileCheck(img);
}

function fileCheck(img)
{
	if( (picfile.width!=0) && (picfile.height!=0) )
		{
			makeWindow(img);
		}
		else
		{
			funzione="fileCheck('"+img+"')";
			intervallo=setTimeout(funzione,50);
		}
}

function makeWindow(img)
{
	ht = picfile.height + 20;
	wd = picfile.width + 20;
	
	var args = "height=" + ht + ",innerHeight=" + ht;
	args += ",width=" + wd + ",innerWidth=" + wd;
	if (window.screen)
	{
		var avht = screen.availHeight;
		var avwd = screen.availWidth;
		var xcen = (avwd - wd) / 2;
		var ycen = (avht - ht) / 2;
		args += ",left=" + xcen + ",screenX=" + xcen;
		args += ",top=" + ycen + ",screenY=" + ",resizable=yes";
	}
	return window.open(img, '', args);
}