function CheckForm(){
	alertmessage = "";
	if (document.getElementById('forename').value == '') {
		alertmessage += "Please enter your forename.\n";
	}
	if (document.getElementById('surname').value == '') {
		alertmessage += "Please enter your surname.\n";
	}
	if (document.getElementById('email').value == '') {
		alertmessage += "Please enter your email address.\n";
	}
	if (document.getElementById('email').value != '' && (document.getElementById('email').value.indexOf('@') < 1  || document.getElementById('email').value.indexOf('.') < 1)) {
		alertmessage += "Please provide a valid email address.\n";
	}
	
	if (document.getElementById('telephone').value == '') {
		alertmessage += "Please enter your telephone number.\n";
	}
	if (document.getElementById('company').value == '') {
		alertmessage += "Please enter your company name.\n";
	}
	if (document.getElementById('propertyname').value == '') {
		alertmessage += "Please enter your property name or number.\n";
	}
	if (document.getElementById('street').value == '') {
		alertmessage += "Please enter your street address.\n";
	}
	if (document.getElementById('towncity').value == '') {
		alertmessage += "Please enter your town or city.\n";
	}
	if (document.getElementById('postcode').value == '') {
		alertmessage += "Please enter your postcode.\n";
	}
	if (document.getElementById('yearstrading').value == '') {
		alertmessage += "Please enter years trading.\n";
	}
	if (document.getElementById('employees').value == '') {
		alertmessage += "Please enter number of employees.\n";
	}
	if (document.getElementById('type').value == 'N/A') {
		alertmessage += "Please enter insurance type.\n";
	}
		
	if(alertmessage != "") {
		alert(alertmessage);
		return false;
	}
	else {
		return true;
	}
}