function externalLinks() {
	if (!document.getElementsByTagName) return;
	var anchors = document.getElementsByTagName("a");
	for (var i=0; i<anchors.length; i++) {
		var anchor = anchors[i];
		if (anchor.getAttribute("href") && anchor.getAttribute("rel") == "external")
		anchor.target = "_blank";
	}
}

function showHide(menu,submenu) {
	
	menuButton = self.document.getElementById(menu);
	if (menuButton.className == "expanded")
		menuButton.className = "collapsed";
	else
		menuButton.className = "expanded";
		
	list = self.document.getElementById(submenu);
	if (list.className == "showSubMenu")
		list.className = "hideSubMenu";
	else
		list.className = "showSubMenu";
	
}

function validate_form(thisform) {
  with (thisform) {
		if (firstName.value == '' || surname.value == '' || email.value == '' || phone.value == '') {
			alert("Please ensure you have completed all required fields");
			return false
		}
	}
}

function validate_app_form(thisform) {
  with (thisform) {
		if (firstName.value == '' || surname.value == '' || email.value == '' || phone.value == '' || appdate.value == '') {
			alert("Please ensure you have completed all required fields");
			return false
		}
	}
}

function validate_ref_form(thisform) {
  with (thisform) {
		if (fullname.value == '' || email.value == '' || phone.value == '' || fullname_ref1.value == '' || email_ref1.value == '' || phone_ref1.value == '') {
			alert("Please ensure you have completed all required fields");
			return false
		}
	}
}