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;
	wd = picfile.width;

	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=" + ycen + ",resizable=yes"; 	
	}
	popwin=window.open("","_blank",args);
	popwin.document.open();
	popwin.document.write('<html><head><title>'+img+'</title></head><body bgcolor=white scroll=no topmargin=0 leftmargin=0 rightmargin=0 bottomargin=0 marginheight=0 marginwidth=0><div style="position: absolute; top:0px;left:0px"><a href="javascript:window.close()"><img src="'+img+'" width="'+wd+'" height="'+ht+'" border="0"></a></div></body></html>');
	popwin.document.close();
}

function check(){

	if(document.getElementById("pass").value.length < 3){
		alert("Debe completar el Codigo de Acceso con los 3 numeros que se muestran");
	}
	else{
		document.getElementById("formu").submit();
	}
}

addthis_pub  = 'pcimpacto';