function MM_preloadImages() { //v3.0
  var d=document; if(d.images){ if(!d.MM_p) d.MM_p=new Array();
    var i,j=d.MM_p.length,a=MM_preloadImages.arguments; for(i=0; i<a.length; i++)
    if (a[i].indexOf("#")!=0){ d.MM_p[j]=new Image; d.MM_p[j++].src=a[i];}}
}




	
function indicate_page()
{
	//get the page name from the location...
	var locstr = new String(document.location.href);
	var pagename = locstr.slice(locstr.search(/\w*.\w*$/));
	//strip the file ext...
	pagename = pagename.replace(/.\w*$/,"");
	//just in case, make lowercase...
	pagename = pagename.toLowerCase();
	//alert(pagename);
	if (document.getElementById)
	{
		var btn_image_id = pagename + "_btn";
		var btn_image = document.getElementById(btn_image_id);
		if (btn_image)
		{
			var btn_src = btn_image.src;
			btn_src = btn_src.replace(/_off.gif$/,"_on.gif");
			btn_image.src = btn_src;
			btn_image.onmouseover = null;
			btn_image.onmouseout = null;
			
		}
		
	}
}

function hover_leftnav(btn_image,is_hovered)
{
	var btn_src = btn_image.src;
	if (is_hovered)
	{
		btn_src = btn_src.replace(/_off.gif$/,"_on.gif");
	}
	else
	{
		btn_src = btn_src.replace(/_on.gif$/,"_off.gif");
	}
	btn_image.src = btn_src;
}