//---------------------------------------------------------------------------------------------------------
//	DHTML JavaScript
//---------------------------------------------------------------------------------------------------------

//-------------------------------------------------------------------------------------------------------
//	Show/ Hide menus
//-------------------------------------------------------------------------------------------------------
function show(group,item,imgId,imgBase)
{
	if(document.getElementById)
	{
		if( imgId != 'NULL' )
		{
			imgObj	= document.getElementById( imgId );
			imgObj.setAttribute( 'base', imgBase );
			imgObj.setAttribute( 'src', imgBase );
		}
		
		menuCount	= eval("m_" + group);
		
		mainMenu	= document.getElementById("m" + group + "0");
		subMenu		= document.getElementById("m" + group + item);
	
		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)
	{
		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);
		if( !obj.getAttribute( 'base' ) )
		{
			baseImg	= obj.getAttribute( 'src' );
			obj.setAttribute( 'base', baseImg );
		}
		obj.setAttribute( 'src', img );
	}
}

function swapImg2(id)
{
	if( document.getElementById)
	{
		obj	= document.getElementById(id);
		baseImg	= obj.getAttribute( 'base' );
		obj.setAttribute( 'src', baseImg );
	}
}

//-------------------------------------------------------------------------------------------------------
//	Client_text Selector
//-------------------------------------------------------------------------------------------------------
//	track what Client_text is highlighted in the sponsor a Client_text selector
currentClient_text	= 0;

function showClient_text(what)
{
	Client_textId			= "Client_text" + what;
	
	if(document.getElementById)
	{
		if ( !document.getElementById(Client_textId) )
		{
			return;
		}

		document.getElementById(Client_textId).style.visibility	= "visible";
		if (currentClient_text != what)
		{
			previousClient_textId		= "Client_text" + currentClient_text;
			document.getElementById(previousClient_textId).style.visibility	= "hidden";
		}
	}

	//	Netscape 4.x hack
	else if (document.layers)
	{
		if ( !document.layers[Client_textId] )
		{
			return;
		}

		document.layers[Client_textId].visibility	= "visible";
		if (currentClient_text != what)
		{
			previousClient_textId		= "Client_text" + currentClient_text;
			document.layers[previousClient_textId].visibility	= "hidden";
		}
	}
	
	currentClient_text	= what;
}

//-------------------------------------------------------------------------------------------------------
//	Client_image Selector
//-------------------------------------------------------------------------------------------------------
//	track what Client_image is highlighted in the sponsor a Client_image selector
currentClient_image	= 0;

function showClient_image(what)
{
	Client_imageId			= "Client_image" + what;
	
	if(document.getElementById)
	{
		if ( !document.getElementById(Client_imageId) )
		{
			return;
		}

		document.getElementById(Client_imageId).style.visibility	= "visible";
		if (currentClient_image != what)
		{
			previousClient_imageId		= "Client_image" + currentClient_image;
			document.getElementById(previousClient_imageId).style.visibility	= "hidden";
		}
	}

	//	Netscape 4.x hack
	else if (document.layers)
	{
		if ( !document.layers[Client_imageId] )
		{
			return;
		}

		document.layers[Client_imageId].visibility	= "visible";
		if (currentClient_image != what)
		{
			previousClient_imageId		= "Client_image" + currentClient_image;
			document.layers[previousClient_imageId].visibility	= "hidden";
		}
	}
	
	currentClient_image	= what;
}

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

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

function gallerySwap(id)
{
	detailsImage	= document.getElementById('detailsgraphic');
	detailsImage.setAttribute( 'src', gallery[id] );
	
	textElement		= document.getElementById('detailstitle');
	textElement.innerHTML	= gallerytitle[id];
	
	textElement		= document.getElementById('detailstext');
	textElement.innerHTML	= gallerytext[id];
}