/*
		functions6.js
		Copyright 2005-8 Michael Pritchard
		http://bbc.blueghost.co.uk/site4.php
		Updated: June 2008
	*/
	
	var loadingHtml = '<img src="http://bbc.blueghost.co.uk/images/animated_loading.gif" alt="Loading" />&nbsp;';
	var extraInfoToolbar		= '<div align="right"><a onclick="HideExtraInfoBox();" href="#" title="Close Extra Links Box">X</a></div>';
	var closeInfoToolbar		= '<div align="right"><a onclick="HideMapClickText();" href="#" title="Close Information Box">X</a></div>';
	var searchHTML	= 	'<div align="right"><a onclick="HideSearchBox();" href="#" title="Close Search Box">X</a></div>' +
						'<strong>Search Options</strong><br /><br />' + 
						'<input name="search_form_box" id="search_form_box" type="text" onKeyUp="javascript:doSearch(this.value);" onBlur="javascript:redo(this);" onFocus="javascript:clearS(this);" value="Enter Search Query" size="20" maxlength="50" style="display:inline; height:16px; font-size:x-small; font-family:Arial, Helvetica, sans-serif; font-weight: normal;">' +
						'<div id="searchResults"></div>';
	var HIDDEN_STYLE = 'hidden';
	
	function ShowLoadingMessage(msg)
	{
		ShowMessage(loadingHtml + msg);
	}	
	
	function ShowErrorMessage(msg)
	{
		ShowMessage('An error occured during ' + msg);
	}
	
	function ShowMessage(msg)
	{
		$("#statusBarText").html(msg);
	}
	
	function ShowCopyText(msg)
	{
		$("#copyrightInfoText").html(msg);
	}
	
	function ShowMapClickTextWithStyle(html, style)
	{
		SetStyleById("messageBox", style);
		$("#messageBox").html(closeInfoToolbar + html);
	}
	
	function ShowMapClickText(html)
	{
		ShowMapClickTextWithStyle(html, "informationMessage");
	}
	
	function HideMapClickText()
	{
		HideElement(GetElementById("messageBox"));
	}
	
	function ShowExtraInfoBox(html)
	{
		SetStyleById("extraInfoBox", "extraInfoText");
		$("#extraInfoBox").html(extraInfoToolbar + html);
	}
	
	function HideExtraInfoBox()
	{
		HideElement(GetElementById("extraInfoBox"));
	}
	
	function ShowSearchBox()
	{
		SetStyleById("searchBox", "extraInfoText");
		$("#searchBox").html(searchHTML);
	}
	
	function HideSearchBox()
	{
		HideElement(GetElementById("searchBox"));
	}
	
	function GetElementById(id)
	{
		return document.getElementById(id);
	}
	
	function HideElement(element)
	{
		$(element).html('');
		SetStyle(element, HIDDEN_STYLE);
	}
	
	function SetStyleById(elementId, style)
	{
		GetElementById(elementId).className = style;	
	}
	
	function SetStyle(element, style)
	{
		element.className = style;	
	}
	
	function SetElementInnerHtmlById(id, text)
	{
		$("#"+id).html(text);
	}
	
	function SetElementInnerHtml(element, text)
	{
		$(element).html(text);
	}