function clearDefault(el) {
  el.value = ""
}

var newwindow;
function authorwindow(url)
{
	newwindow=window.open('http://www.sitcom.co.uk/authors/' + url + '.shtml','author','width=400, height=250, scrollbars=yes');
	if (window.focus) {newwindow.focus()}
}

var newwindow2;
function infowindow(url)
{
	newwindow2=window.open('http://www.sitcom.co.uk/info/' + url + '.shtml','info','width=600, height=600, scrollbars=yes');
	if (window.focus) {newwindow2.focus()}
}

var newwindow3;
function popwindow(url,width,height)
{
	newwindow3=window.open('http://www.sitcom.co.uk/info/' + url + '.shtml','popwindow','width=' + width + ', height=' + height + ', scrollbars=yes');
	if (window.focus) {newwindow3.focus()}
}

function toggle(obj) {
 if(document.getElementById(obj).style.display=='none') {
   document.getElementById(obj).style.display = 'block';
 } else {
   document.getElementById(obj).style.display = 'none';
 }
}