var emailFilter=/^.+@.+\..{2,3}$/;
var illegalChars= /[\(\)\<\>\,\;\:\\\/\"\[\]]/;
function checkscript(form) {
	if(form.enquiryType.value.length < 3) {
		alert('Please select the type of your enquiry');
		form.enquiryType.focus()
		return false;
	}
	if(form.name.value.length < 3) {
		alert('Please enter your name');
		form.name.focus()
		return false;
	}
	if(!(emailFilter.test(form.email.value))) {
		alert('Please enter a valid email address');
		form.email.focus()
		return false;
	}
	if(form.email.value.match(illegalChars)) {
		alert('The email address contains illegal characters.');
		form.email.focus()
		return false;
	}
	if(form.comments.value.length < 5) {
		alert('Please enter a your comments/enquiry');
		form.comments.focus()
		return false;
	}
	return true;
}

/**
 * Remove a default value
 */
function clearDefault(el) {
   if(el.defaultValue==el.value) {
      el.value = "";
   }
}