function chk_email(focusblur) {
		if (focusblur == 'focus' && document.getElementById('newsletter_email_address').value == 'your@email.com') {
			document.getElementById('newsletter_email_address').value = '';
		}
		if (focusblur == 'blur' && document.getElementById('newsletter_email_address').value == '') {
			document.getElementById('newsletter_email_address').value = 'your@email.com';
		}
	}
	
	function airlinkfliesto() {
		cur++;
		if (cur > 24) { cur = 0; }
		if (document.getElementById("airlink_flies_to_replace")) {
			document.getElementById("airlink_flies_to_replace").innerHTML = dest[cur];
		}
	}

	var dest = new Array();
	dest = ["Ndola","Lusaka","Bulawayo","Harare","Pemba","Beira","Phalaborwa","Polokwane","Nelspruit","Manzini","Johannesburg","Kimberley","Upington","Bloemfontein","Pietermaritzburg","Durban","Livingstone","Mthatha","Maseru","East London","Port Elizabeth","George","Cape Town","Tete","Nampula"];
	var cur = Math.floor(Math.random()*24);
	
	window.setInterval("airlinkfliesto()", 5000);