function popup(path,width,height,target) {
    if (target=="") target="_blank";
    features = "width=" + width + ", height=" + height + ", scrollbars=1 status=yes resizable=yes";
    window_handle = window.open(path,target,features);
    window_handle.focus();  
};


function isemail(myemail)   {
   Filtro = /^([a-zA-Z0-9_\.\-])+\@(([a-zA-Z0-9\-]{2,})+\.)+([a-zA-Z0-9]{2,})+$/;
   if (Filtro.test(myemail)) return true;
   else return false;
}

function showImg(img,imgWidth,imgHeight,target) {
    if (String(target)=="undefined") target="_blank";
    if (String(imgWidth)=="undefined") imgWidth=640;
    if (String(imgHeight)=="undefined") imgHeight=480;
    path = "showImg.asp?img="+img;
    features = "width=" + imgWidth + ", height=" + imgHeight + ", scrollbars=no status=no resizable=no";
    window_handle = window.open(path,target,features);
    window_handle.focus();    
};


function checkForm(){
 	document.formPage.nome.style.backgroundColor="#FFFFFF";
	document.formPage.cognome.style.backgroundColor="#FFFFFF";
	document.formPage.email.style.backgroundColor="#FFFFFF";
	document.formPage.tel_mobile.style.backgroundColor="#FFFFFF";
	document.formPage.tel_lavoro.style.backgroundColor="#FFFFFF";
	document.formPage.nazione.style.backgroundColor="#FFFFFF";
	document.formPage.conosciuto.style.backgroundColor="#FFFFFF";
	document.formPage.commenti.style.backgroundColor="#FFFFFF";
	
	var error = "";

	if(document.formPage.commenti.value == "") { 
		error = "1";
		document.formPage.commenti.style.backgroundColor="#FFCC00"; document.formPage.commenti.focus();
	}
	if(document.formPage.conosciuto.value == "") { 
		error = "1";
		document.formPage.conosciuto.style.backgroundColor="#FFCC00"; document.formPage.conosciuto.focus();
	}
	if(document.formPage.nazione.value == "") { 
		error = "\1";
		document.formPage.nazione.style.backgroundColor="#FFCC00"; document.formPage.nazione.focus();
	}
	if(document.formPage.tel_lavoro.value == "") { 
		error = "\1";
		document.formPage.tel_lavoro.style.backgroundColor="#FFCC00"; document.formPage.tel_lavoro.focus();
	}
	if(document.formPage.tel_mobile.value == "") { 
		error = "\1";
		document.formPage.tel_mobile.style.backgroundColor="#FFCC00"; document.formPage.tel_mobile.focus();
	}
	if(document.formPage.email.value == "") { 
		error = "\1";
		document.formPage.email.style.backgroundColor="#FFCC00"; document.formPage.email.focus();
	}
	if(document.formPage.cognome.value == "") { 
		error = "\1";
		document.formPage.cognome.style.backgroundColor="#FFCC00"; document.formPage.cognome.focus();
	}
	if(document.formPage.nome.value == "") { 
		error = "\1";
		document.formPage.nome.style.backgroundColor="#FFCC00"; document.formPage.nome.focus();
	}
 
	if (error != "") {
		error = "All fields required";
		alert(error);
		return;
	}
		
	document.formPage.submit();
}