function popup(url_add)
   {
   window.open(url_add,'newwindow','width=650,height=550,toolbar=0,location=0,directories=0,status=0,menuBar=0,scrollBars=1,resizable=1')
   }

function cldpopup(name, desc, link, provider)
{
	if (! window.focus)return true;
	var win = window.open("", "cld", 'width=500,height=500,resizable=yes,scrollbars=yes');
	var logo_array=link.split("|");
	var myLink = logo_array[0];
	var myLogo = logo_array[1];
	var msg = "<html><head><title>Description for: "+name+"</title></head><body><span style=\"font-family: Verdana, Arial, Geneva; font-size: 100%;\" <h3><b>"+name+"</b></h3><p>" + desc  + "</p>" + "<p><a  style=\"color: #366600;\" href=\"" + myLink + "\" target=\"blank\"><img src=\"http://www.techxtra.ac.uk/web/images/" + myLogo  + "\" alt=\"Link-Logo\" border=\"0\"></a></p>" +  "<p><a  style=\"color: #366600;\" href=\"" + myLink + "\" target=\"blank\">" + myLink + "</a></p>";
	if(provider)
	   msg+=" ";
	msg += "<p></p><a href=\"javascript:window.close()\" style=\"color: #366600;\">Click here</a> to close this popup.</p></span></body></html>";
	win.document.write(msg);
	win.document.close();
	if (window.focus)
		win.focus();
	return false;
}
	 
function mylinky(name, desc, link, provider) {
	var logo_array=link.split("|");
	var myLink = logo_array[0];
	var myLogo = logo_array[1];
	window.open(myLink,'newwindow','width=650,height=550,toolbar=0,location=0,directories=0,status=0,menuBar=0,scrollBars=1,resizable=1')
}	 

function cldopen(desc, link) {

	var popWin = window.open('','','width=300,height=300,resizable=yes,scrollbars=yes');
	var msg = "<html>";
	msg += "<head></head>";
	msg += "<body><p>" + desc  + "</p>"
	if (link) {
		msg += "<p><a target=\"_blank\" href=\""+link+"\">"+link+"</a></p>"
	}
	msg += "<p></p>"
	msg += '<a href="javascript:window.close()">Click here</a> to close this popup.'
	msg += "</p></body>";
	msg += "</html>";
	popWin.document.write(msg);
	if (window.focus) {popWin.focus()};
	}

var state = 'none';

function showhide(layer_ref) {

if (state == 'block') {
state = 'none';
}
else {
state = 'block';
}
if (document.all) { //IS IE 4 or 5 (or 6 beta)
eval( "document.all." + layer_ref + ".style.display = state");
}
if (document.layers) { //IS NETSCAPE 4 or below
document.layers[layer_ref].display = state;
}
if (document.getElementById &&!document.all) {
hza = document.getElementById(layer_ref);
hza.style.display = state;
}
}

function loadAvailHelp() {
var load = window.open('http://www.techXtra.ac.uk/web/templates/availability.html','','scrollbars=no,menubar=no,height=600,width=800,resizable=yes,toolbar=no,location=no,status=no');
}