function goExtended(onoff, link)
			{
				if (document.search.extended.value == 'on')
					document.search.extended.value='off'
				else 
					document.search.extended.value='on';
					
				document.search.geonetService.value = 'wdc.home';
				document.search.action=link;
				document.search.submit();
			}
	
			function goRemote(onoff, link)
			{
				document.search.remote.value=onoff;
				document.search.geonetService.value = 'wdc.home';
				document.search.action=link;
				document.search.submit();
			}
	
			function deselect(select)
			{
				for (var i=0; i < select.length; i++)
				{
					select.options[i].selected = false;
				}
			}
	
			function profileSelected()
			{
				var serverList = document.search.profile.options[document.search.profile.selectedIndex].value;
				var serverArray = serverList.split(' ');
				deselectAllServers();
				for (var i=0; i < serverArray.length; i++)
					selectServer(serverArray[i]);
			}
	
			function serverSelected()
			{
				document.search.profile.options[0].selected = true;
			}
	
			function deselectAllServers()
			{
				for (var i=0; i < document.search.servers.length; i++)
					document.search.servers.options[i].selected = false;
			}
	
			function selectServer(server)
			{
				for (var i=0; i < document.search.servers.length; i++)
					if (document.search.servers.options[i].value == server)
						document.search.servers.options[i].selected = true;
			}
		
			function checkSubmit()
			{
				if (document.search.remote.value == 'on')
				{
					if (isWhitespace(document.search.any.value) &&
						!(document.search.title    && !isWhitespace(document.search.title.value)) &&
						!(document.search['abstract'] && !isWhitespace(document.search['abstract'].value)) &&
						!(document.search['author'] && !isWhitespace(document.search['author'].value)) &&
						!(document.search.themekey && !isWhitespace(document.search.themekey.value)))
					{
						alert("Please type some search criteria");
						return false;
					}
					servers = 0;
					for (var i=0; i < document.search.servers.length; i++)
						if (document.search.servers.options[i].selected) servers++;
					if (servers == 0)
					{
						alert("Please select a server");
						return false;
					}
				}
				return true;
			}
			
			function doSubmit()
			{
				if (checkSubmit())
					document.search.submit();
			}
			
			function show_div(div_id) {
			   document.getElementById('foo').style.display = 'none';
			   document.getElementById('bar').style.display = 'none';
			
			   document.getElementById(div_id).style.display = 'block';
			}
			function doAction(action)
			{
				// alert("In doAction(" + action + ")"); // DEBUG
				document.mainForm.action = action;
				goSubmit('mainForm');
			}
			
			function doTabAction(action, tab)
			{
				// alert("In doTabAction(" + action + ", " + tab + ")"); // DEBUG
				document.mainForm.currTab.value = tab;
				doAction(action);
			}