function field_focus(fieldid,text){
	var obj = document.getElementById(fieldid);
	if(obj.value == text) obj.value = '';
}
function field_blur(fieldid,text){
	var obj = document.getElementById(fieldid);
	if(obj.value == '') obj.value = text;
}
function checkForm(){
	var frm = document.getElementById('contact_form');
	var email = frm.email.value;
	if(email == '' || email == 'Email Address'){
		alert('Please supply an email address, so we can get back to you');
		return false;
	}
	frm.submit();
}