// --------------------------------------
// resizeImg()
// --------------------------------------
function resizeImg(imgId,width,height)
{
   var objStr,obj;
   if(document.images) 
   {
     objStr = 'document.' + imgId;
     obj = eval(objStr);
     obj.width = width;
     obj.height = height;
   }
}


// --------------------------------------
// WM_preloadImages()
// Source: Webmonkey Code Library
// (http://www.hotwired.com/webmonkey/javascript/code_library/)
// --------------------------------------
function WM_preloadImages() 
{
   if (document.images) 
   {
     if (typeof(document.WM) == 'undefined') 
 	{
       document.WM = new Object();
     }
     document.WM.loadedImages = new Array();
     var argLength = WM_preloadImages.arguments.length;
     for(arg=0;arg<argLength;arg++) 
     {
       document.WM.loadedImages[arg] = new Image();
       document.WM.loadedImages[arg].src = WM_preloadImages.arguments[arg];
     }
   }
}

// --------------------------------------
// WM_imageSwap()
// Source: Webmonkey Code Library
// (http://www.hotwired.com/webmonkey/javascript/code_library/)
// --------------------------------------
function WM_imageSwap(daImage, daSrc)
{
   var objStr,obj;
   if(document.images) 
   {
     if (typeof(daImage) == 'string') 
     {
       objStr = 'document.' + daImage;
       obj = eval(objStr);
       obj.src = daSrc;
     } 
     else if ((typeof(daImage) == 'object') && daImage && daImage.src) 
     {
       daImage.src = daSrc;
     }
   }
}

// --------------------------------------
// blocking()
// Source: www.xs4all.nl/~ppk
// --------------------------------------
var supported = (document.getElementById || document.all);
var lastopen = -1;

if (supported)
{
   document.write("<style type='text/css'>");
   document.write(".infor { display:none; }");
   document.write("</style>");
   
   var max = 7;
   var shown = new Array();
   for (var i=0;i<max;i++)
   {
    	shown[i] = false;
   }
}

// --------------------------------------
function blocking(i)
{
	if (!supported)
	{
		alert('This link does not work in your browser.');
		return;
	}
	shown[i] = (shown[i]) ? false : true;
	current = (shown[i]) ? 'block' : 'none';
	if (document.getElementById)
	{
		document.getElementById('nr'+ i).style.display = current;
		if( shown[i]) {
			if (lastopen != -1) {
				document.getElementById('nr'+ lastopen ).style.display = 'none';
				shown[lastopen] = false; 	
			}
			lastopen = i;		
		}
	}
	else if (document.all)
	{
		document.all['number'+i].style.display = current;
	}
}
// --------------------------------------