function ConvertBR(input) {
var output = "";
for (var i = 0; i < input.length; i++) {
if ((input.charCodeAt(i) == 13) && (input.charCodeAt(i + 1) == 10)) {
i++;
output += "<br>";
} else {
output += input.charAt(i);
   }
}
return output;
}

function checkmailing(which) {
	if(document.contact.name.value == "") {
		alert('Please tell me your name. Thank you.');
		document.contact.name.focus();
		return false;
	}
	if(document.contact.comments.value == "") {
		alert('Please tell me your enquiry. Thank you.');
		document.contact.comments.focus();
		return false;
	}
return true;
}

function checkmailing2(which) {
	if(document.contact2.name.value == "") {
		alert('Please tell me your name. Thank you.');
		document.contact2.name.focus();
		return false;
	}
	if((document.contact2.telephone.value == "")&&(document.contact2.email.value == "")) {
		alert('Please tell me how to get in touch. Thank you.');
		document.contact2.telephone.focus();
		return false;
	}
return true;
}

function emailStrip (input) {
	inst = input.value;
	garbage = "!£$%&*()}^{:?><,/;#=\|";
	var retst = "";
	for (i = 0; i < inst.length; i++) {
		var ch = inst.charAt(i);
		if (garbage.indexOf(ch) == -1) retst += ch;
	}
	input.value = retst;
}
function checkrequired() {
	if(document.form1.email.value == "") {
		alert('Please enter your email address!');
		document.form1.email.focus();
		return false;
	}
	inemail = document.form1.email.value;
        split1 = inemail.split("@");
	split2 = inemail.split(".");
        if (split1.length < 2) {
            	alert('There seems to be an error with your email address - please check!');
                document.form1.email.focus();
		return false;
        }
        if (split2.length < 2) {
            	alert('There seems to be an error with your email address - please check!');
                document.form1.email.focus();
		return false;
	}
	if(document.form1.name.value == "") {
		alert('Please enter your name!');
		document.form1.name.focus();
		return false;
	}
	if(document.form1.friendemail.value == "") {
		alert('Please enter your friends email address!');
		document.form1.friendemail.focus();
		return false;
	}
	inemail = document.form1.friendemail.value;
        split1 = inemail.split("@");
	split2 = inemail.split(".");
        if (split1.length < 2) {
            	alert('There seems to be an error with your friends email address - please check!');
                document.form1.friendemail.focus();
		return false;
        }
        if (split2.length < 2) {
            	alert('There seems to be an error with your friends email address - please check!');
                document.form1.friendemail.focus();
		return false;
	}
return true;
}