function MM_openBrWindow(theURL,winName,features) { //v2.0
  window.open(theURL,winName,features);
}
function toggle( targetId ){
	if (document.getElementById){
		target = document.getElementById( targetId );
			if (target.style.display == "none"){
				target.style.display = "";
			} else {
				target.style.display = "none";
			}
	}
}

function swap_image(image_id, div_id) {
	toggle(div_id);
	the_image = document.getElementById(image_id);
	image_open = "http://www.tanner-taylor.co.uk/images/arrow_open.gif";
	image_close = "http://www.tanner-taylor.co.uk/images/arrow.gif";
	if (the_image.src == image_open) {
		the_image.src = image_close;
	} else {
		the_image.src = image_open;
	}
}

function clearControl(theId) {
	theElement = document.getElementById(theId);
	theElement.value = '';
}