var fileName = typeof(selectFile)=='undefined'?fnFileName(window.location.pathname):selectFile;
			$("#globalNav").empty();
			var releaseDate = new Date(2010, 4, 7, 0, 0, 1, 1);
			var currentDate = new Date();
			var navfile = (currentDate > releaseDate)?"nav_new_2011_07_27.htm":"nav.htm";
    	$("#globalNav").load(navfile, null, function(){
    		$(this).css('visibility','visible');
    		$('.globalnav ul li').each(function(){
    			
 					var link = $(this).find('a');
 					
 					for(var i = 0; i < link.length; i++){
	 					if(fnFileName($(link[i]).attr('href')) == fileName){
	 						$(this).addClass('selected');
	 					}
 					}
 					
 					var node = $(this).find(' > ul');
	    		var h = node.height();
	    		var w = node.width();
	    		var t = 0;
	    		var l = 0;
	    		
	    		if(node.parent().parent().parent().attr('id')=='globalNav'){
	    			//1st
	    			t = node.prev().height();
	    			l = 0;
	    		}else{
	    			//others
	    			t = 0;
	    			l = node.prev().width();
	    		}
	    		
	    		if(node.next().length < 1){
					classname = 'l_0';
					if(node.parent().length > 0){
						var classname = node.parent().attr('class').split(' ');
						classname = classname[classname.length-1];
					}
	    			$(node).after('<div class="shadow_'+ classname + '" style="height: '+ (h + 7) +'px; width:'+ (w + 7) +'px; left:'+l+'px; top: '+t+'px"><div class="l" style="height: '+ (h) +'px"></div><div class="b"></div></div>');
	    		}
    			});
 				});
 			
 			function fnFileName(str){
 				return str.toString().toLowerCase().replace(/^.*[\/\\]/g, '');
 			}