//---------------------------------------------------------------------------------------------------------
//	DHTML JavaScript (ver 2.3)
//---------------------------------------------------------------------------------------------------------

var menuDisable	= false;

function initMenus()
{
	if( document.getElementById('nav') )
	{
		if( parseInt( document.getElementById('nav').offsetTop ) > 131 )
		{
			menuDisable	= true;
		}
		else
		{
			menuDisable	= false;
		}
	}
}

function StartNews( idx )
{
	if( document.getElementById )
	{
		newsObj	= document.getElementById('news');
		if( newsObj )
		{
			newsObj.innerHTML	= news[idx];
			
			if( ++idx >= news.length )
			{
				idx	= 1;
			}
			nextrun	= setTimeout("StartNews('" + idx + "');",3000);
		}
	}
	
}


//-------------------------------------------------------------------------------------------------------
//	Show/ Hide menus
//-------------------------------------------------------------------------------------------------------
function show(group,item,imgId,imgBase)
{
	if(document.getElementById && menuDisable == false )
	{
		menuCount	= eval("m_" + group);
		
		mainMenu	= document.getElementById("m" + group + "0");
		subMenu		= document.getElementById("m" + group + item);

		//	Does object exist?
		if( !subMenu )
		{
			//	No, don't process
			return false;
		}
		
		if( imgId != 'NULL' )
		{
			imgObj	= document.getElementById( imgId );
			imgObj.setAttribute( 'base', imgBase );
			imgObj.setAttribute( 'src', imgBase );
		}
		
		mainMenu.style.visibility	= "visible";
		
		if ((mainMenu != subMenu) && (item != 0))
		{
			subMenu.style.visibility	= "visible";
			for (i = 1; i <= menuCount; i++)
			{
				if (i != item)
				{
					document.getElementById("m" + group + i).style.visibility	= "hidden";
				}
			}
		}
	}
}

//-------------------------------------------------------------------------------------------------------
//	Hide menu
//-------------------------------------------------------------------------------------------------------
function hide(group,item,imgId,imgBase)
{
	if(document.getElementById && menuDisable == false  )
	{
		menuCount	= eval("m_" + group);

		//	Does object exist?
		if( !document.getElementById( "m" + group + menuCount ))
		{
			//	No, don't process
			return false;
		}
		
		if( imgId != 'NULL' )
		{
			imgObj	= document.getElementById( imgId );
			imgObj.setAttribute( 'base', imgBase );
			imgObj.setAttribute( 'src', imgBase );
		}
		
		if (item == 0)
		{
			startFrom	= 0;
		}
		else
		{
			startFrom	= 1;
		}
		for (i = startFrom; i <= menuCount; i++)
		{
			document.getElementById("m" + group + i).style.visibility	= "hidden";
		}
	}
}

//-------------------------------------------------------------------------------------------------------
//	Image swap
//-------------------------------------------------------------------------------------------------------
function swapImg(id,img)
{
	if( document.getElementById)
	{
		obj	= document.getElementById(id);
		obj.setAttribute( 'src', img );
	}
}

//-------------------------------------------------------------------------------------------------------
//	Redirect
//-------------------------------------------------------------------------------------------------------
function redirectTo( nav )
{
	//	Selected a url?
	dropdown	= nav.options;
	value		= dropdown[dropdown.selectedIndex].value;

	if ( value )
	{
		window.location.href = value;	
	}
}

//-------------------------------------------------------------------------------------------------------
//	Routes by town selector
//-------------------------------------------------------------------------------------------------------
function ChangeText( what )
{
	for( i = 0; i <= 40; i++ )
	{
		obj	= document.getElementById( 'town' + i );
		
		if( obj )
		{
			obj.style.display	= "none";
		}
	}
	
	obj	= document.getElementById( 'town' + what );

	if( obj )
	{
		obj.style.display	= "block";
	}
}