function isValidEmail(str) {
   return (str.indexOf(".") > 2) && (str.indexOf("@") > 0);
 
}

function verify_send(form) {
	if (form.name.value =="") {
		alert("Please Enter Your Name");
		return false;
	} else if (form.surname.value =="") {
		alert("Please Enter Your Surname");
		return false;
	} else if (form.email.value =="") {
		alert("Please Enter Your Email");
		return false;
	} else if (!isValidEmail(form.email.value)) {
		alert("Please Enter a valid Email");
		return false;
	} else if (form.subject.value =="") {
		alert("Please Enter Subject");
		return false;
	} else if (form.message.value =="") {
		alert("Please Enter Your message");
		return false;
	}		
	return true;
}

function popImage(page) {
	var w = 640, h = 480;
	w = screen.width;
	h = screen.height;
	
	var popW = 250, popH = 250;
	
	var leftPos = (w-popW)/2, topPos = (h-popH)/2;
	
	window.open('http://www.ultragame.co.uk/popImage.php?img='+page,'Page','width=' + popW + ',height='+popH+',top='+topPos+',left='+leftPos+',scrollbars=no');
}