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  				  if (tab_links.length) {
    				  tab_links.click(function(e){
                ntptAddPair( "Category", "Tophat" );
                ntptAddPair( "Tab", '"'+tab+'"' );
                ntptAddPair( "Target", this.href );
                ntptAddPair( "TabAction", "\"Clicked " + $(this).text() + '"');
                ntptAddPair( "Domain", domain );
                return ntptEventTag('lc='+window.location);
    				  });
  				  }
  				});
				}
				
				if (typeof(ntptEventTag) == 'function') {
					tophat_tagger();
				} else {
					tophat_loadscript('http://earthdata.nasa.gov/sites/all/themes/earthdata/js/ntpagetag.js', tophat_tagger);
				}
							};
			
			this.styler = function(container, options) {
			  if ($.isPlainObject(options)) {
			  	$.each(options, function(sel,styles) {
			  	  if ($.isPlainObject(styles)) {
				  	  var elem = $(container).is(sel) ? container : $(container).find(sel);
				  	  if (elem.length && $.isPlainObject(styles)) {
				  	    $.each(styles, function(name, val) {
				  	      if (name && val) {
				  	        elem.css(name, val);
				  	      }
				  	    });
					  	}
				  	}
			  	});
			  }
			  return this;
			}
			
			this.disableTophatTab = function(elem) {
				$(elem)
				.removeClass("eosdis-tophat-active")
				.css({
					"background-color": (o.overlayColor ? "transparent" : ""),
					"color": (o.headerColor ? o.headerColor : "")
				})
				.find(".eosdis-tophat-arrow")
				.html("&#9660;");
			}
			
			this.enableTophatTab = function(elem) {
				$(elem)
				.css({
					"background-color": o.overlayColor,
					"color": (o.headerHoverColor ? o.headerHoverColor : "")
				})
				.addClass("eosdis-tophat-active")
				.find(".eosdis-tophat-arrow")
				.html('&#9650;');
			}
		
			this.execute = function(html) {
			  var $html = o.appended ? $(this).find("[id='eosdis-tophat']") : $(html);
				if (o.hideLogo) {
				  $html.find(".tophat-logo")
				  	.removeClass("tophat-logo");
				}
				
				var headerStyles = {
	  			"background-color": o.fgColor,
	  			"border" : o.hideBorder ? "none" : null,
	  			"text-align": o.headerAlign ? o.headerAlign : 'left'
	  		};
	  		
				var contentStyles = {
					"border" : (o.hideBorder ? "none" : null)
				};
				
				if (o.align == 'left') {
					headerStyles["float"] = "left";
					contentStyles["float"] = "left";
				} else if (o.align == 'right') {
					headerStyles["float"] = "right";
					contentStyles["float"] = "right";
				} else {
					headerStyles["margin-left"] = "auto";
					contentStyles["margin-left"] = "auto";
					headerStyles["margin-right"] = "auto";
					contentStyles["margin-right"] = "auto";
				}
				
		  	this.styler($html, $.extend(true, {
		  		"#eosdis-tophat-navi > ul": headerStyles,
		  		"#eosdis-tophat-content": contentStyles,
		  		".tophat-logo": {
		  			"padding-left": o.hideLogo ? "15px" : null
		  		},
		  		"#eosdis-tophat-navi": {
		  			"background-color": o.bgColor
		  		},
		  		"#eosdis-tophat-content a": {
		  			"color": o.linkColor
		  		},
		  		"#eosdis-tophat-navi li a": {
		  			"color": o.headerColor
		  		},
		  		".eosdis-tophat-arrow": {
		  			"color": o.arrowColor
		  		},
		  		".eosdis-home a": {
		  			"color": o.homeColor
		  		}
		  	}, o.styles));
		  	
		  	if (!o.appended) {
					$("[id='eosdis-tophat']").remove();
					$(this).append($html);
				}
				
				if (o.linkHoverColor) {
				  $html
				  .find("#eosdis-tophat-content")
				  .removeClass("tophat-csshover")
				  .find("a").hover(function(){
				    $(this).data("origColor", $(this).css("color")).css("color", o.linkHoverColor);
				  }, function() {
				    if ($(this).data("origColor")) {
				    	$(this).css("color", $(this).data("origColor"));
				    	$(this).removeData("origColor");
				    } else {
				    	$(this).css("color", o.linkColor ? o.linkColor : "");
				    }
				  });
				}
				
				if (o.headerHoverColor) {
				  $html
				  .find("#eosdis-tophat-navi ul")
				  .removeClass("tophat-csshover")
				  .find(".eosdis-main-li a, .eosdis-home a").hover(function(){
				    if (!$(this).hasClass("eosdis-tophat-active")) {
				    	$(this).data("origColor", $(this).css("color")).css("color", o.headerHoverColor);
				    }
				  }, function() {
				    if (!$(this).hasClass("eosdis-tophat-active")) {
  				    if ($(this).data("origColor")) {
  				    	$(this).css("color", $(this).data("origColor"));
  				    	$(this).removeData("origColor");
  				    } else {
  				    	$(this).css("color", o.headerHoverColor ? o.headerHoverColor : "");
  				    }
  				  }
				  });
				}
				
				if (o.overlayColor) {
				  var overlayOpacity = (o.overlayOpacity >= 0 && o.overlayOpacity <= 1) ? o.overlayOpacity : 0.85;
				  var overlayColor = o.overlayColor.replace(/\s/, '' );
				  if (/^#([a-z0-9]{3}([a-z0-9]{3})?)$/i.test(overlayColor)) {
				    var r = overlayColor.length == 7 ? overlayColor.substr(1, 2) : (overlayColor.substr(1, 1)+overlayColor.substr(1, 1));
				    var g = overlayColor.length == 7 ? overlayColor.substr(3, 2) : (overlayColor.substr(2, 1)+overlayColor.substr(2, 1));
				    var b = overlayColor.length == 7 ? overlayColor.substr(5, 2) : (overlayColor.substr(3, 1)+overlayColor.substr(3, 1));

				    var hex = '#'+Math.floor(o.overlayOpacity * 255).toString(16)+r+g+b;
				    var rgb = 'rgb('+parseInt(r, 16)+','+parseInt(g, 16)+','+parseInt(b, 16)+')';
				    var rgba = 'rgba('+parseInt(r, 16)+','+parseInt(g, 16)+','+parseInt(b, 16)+','+overlayOpacity+')';
				    
				  } else if (/^rgb\((\d+),(\d+),(\d+)\)$/i.test(overlayColor)) {
				  	match = overlayColor.match(/^rgb\((\d+),(\d+),(\d+)\)$/i);
				  	var r = parseInt(match[1]);
				  	var g = parseInt(match[2]);
				  	var b = parseInt(match[3]);
				  	
				    var hex = '#'+Math.floor(o.overlayOpacity * 255).toString(16)+r.toString(16)+g.toString(16)+b.toString(16);
				    var rgb = 'rgb('+r+','+g+','+b+')';
				    var rgba = 'rgba('+r+','+g+','+b+','+overlayOpacity+')';
				  }
				  if ($.browser.msie) {
				    if (parseInt($.browser.msie) >= 9) {
						  $html
						  .find("#eosdis-tophat-content")
						  .css("-ms-filters", '"progid:DXImageTransform.Microsoft.Gradient(StartColorstr='+hex+', EndColorstr='+hex+')"');
				    } else {
						  $html
						  .find("#eosdis-tophat-content")
						  .css({
						  	"filter": "alpha(opacity="+overlayOpacity*100+")",
						  	"background": rgb
						  });
				    }
				  } else {
					  $html
					  .find("#eosdis-tophat-content")
					  .css("background", rgba);
				  }
				}
				
				var isBody = $(this).is('body');
			  var $tophat = $(this).find("#eosdis-tophat");
			  var $tophatContent = $tophat.find("#eosdis-tophat-navi > ul, #eosdis-tophat-content");
				
				if (isBody && o.layout == 'static') {
					$tophat.css({"position": "absolute", "top": 0, "left": 0, "z-index": o.zIndex});
				} else {
					$tophat.css({"position": "relative", "z-index": o.zIndex});
				}
				if (isBody) {
					$(window).resize(function(){
						$tophat.width($(this).width());
					});
					
					$tophat
					.width($(window).width());
				} else if (o.overlay) {
					$tophat
						.find("#eosdis-tophat-content")
						.css("position", "absolute")
						.parent()
						.css("position", "relative");
				}
				
				$tophatContent.css("width", isBody ? o.width : $(this).width());
				
				if ($tophatContent.width() < this.minWidth) {
				  $tophatContent.width(!o.hideBorder ? (this.minWidth - 2) : this.minWidth);
				} else if (!o.hideBorder) {
					$tophatContent.width($tophatContent.width() - 2);
				}
				
				var navi = $tophat.find("#eosdis-tophat-navi");
				var content = $tophat.find("#eosdis-tophat-content");
				
				$tophat.find(".eosdis-main-li a").click(function(e){
					e.stopPropagation();
					e.preventDefault();
					if (e.isDefaultPrevented() && e.isPropagationStopped()) {
						var anchor = $(this);
						var tab = anchor.attr('id');
						var shownContent = content.children("div:visible");
						if (!shownContent.length) {
							instance.disableTophatTab(navi.find(".eosdis-tophat-active"));
							instance.enableTophatTab(anchor.addClass("eosdis-tophat-activating"));
							
							content
							.addClass("eosdis-content-active")
							.find("[id='"+tab+"']")
							.slideDown(o.speed, function() {
							  anchor.removeClass("eosdis-tophat-activating");
							});
							
						} else if (shownContent.not("[id='"+tab+"']").length) {
							shownContent
							.not("[id='"+tab+"']")
							.hide();
							
							instance.disableTophatTab(navi.find(".eosdis-tophat-active"));
							instance.enableTophatTab(anchor);
							
							content
							.addClass("eosdis-content-active")
							.find("[id='"+tab+"']")
							.show();
							
						} else if (shownContent.is("[id='"+tab+"']") && shownContent.length == 1) {
						  var active = navi.find(".eosdis-tophat-active").addClass("eosdis-tophat-deactivating");
							shownContent.slideUp(o.speed, function(){
								content.removeClass("eosdis-content-active");
								instance.disableTophatTab(active.removeClass("eosdis-tophat-deactivating"));
							});
						}
					}
			 	});
			 	
			 	if (o.closeOnUnfocus) {
				 	$('html').click(function(e) {
				 		var target;
						if (!e) { 
							var e = window.event; 
						}
						if (e.target) { 
							target = e.target; 
						} else if (e.srcElement) { 
							target = e.srcElement; 
						}
						if (target.nodeType == 3) { 
							target = targ.parentNode; 
						}
				 		if ($(target).closest("#eosdis-tophat-navi").length == 0 && 
				 				$(target).closest(".eosdis-tophat-content").length == 0 && 
				 				$(target).closest(".eosdis-tophat-tab").length == 0 && 
				 				content.children("div:visible").length) {
						  var active = navi.find(".eosdis-tophat-active");
				 			content.children("div:visible").slideUp(o.speed, function(){
								content.removeClass("eosdis-content-active");
								instance.disableTophatTab(active);
							});
				 		}
				 	});
				}
				
				var search = $tophat.find("#search-earthdata-tophat input[type='text']");
				
				if (search.length) {
					var search_value = search.val();
					
					search
    				.focus(function(){ if ($(this).val() == search_value) $(this).val(""); })
    				.blur(function(){ if ($(this).val() == "") $(this).val(search_value); });
				}
				
				if (isBody) {
				  $(this).css("margin-top", $tophat.height());
				}
				this.tracker($tophat);
				if (o.callback) {
					o.callback.apply($tophat, [$]);
				}
				$('body').addClass('eosdis-zoom-fix').removeClass('eosdis-zoom-fix');
			};
			
						$('head').append(this.style);
						if (this.html) {
				this.execute(this.html);
			} else {
				$.ajax({
					'url': this.base,
					'context': this,
					'global': false,
					'type': 'get',
					'success': this.execute
				});
			}
		}
	});
	
	$(function(){
		if (typeof(tophat_manualstart) == "undefined" || !tophat_manualstart) {
		  tophat_settings = typeof(tophat_settings) == 'object' ? tophat_settings : {};
			$(typeof(tophat_settings.container) == 'string' ? tophat_settings.container : 'body').tophat(tophat_settings);
		} else if (typeof(tophat_manualstart) == "function") {
		  tophat_manualstart($);
		}
	});
};

(function() { 
  function checkVersion(required, check) {
    var required = required.split('.');
    var check = check.split('.');
    
    for (i in required) {
      if (typeof(check[i]) == 'undefined') {
        return false;
      }
      var r = parseInt(required[i]);
      var c = parseInt(check[i]);
      
      if (r > c) {
        return false;
      } else if (c > r) {
        return true;
      }
      if ((required.length-1) == i && required.length > check.length) {
        return true;
      }
    }
    return true;
  }
  
	if (typeof(jQuery) == 'undefined' || checkVersion('1.6.2', jQuery.fn.jquery)) {
		tophat_loadscript('https://ajax.googleapis.com/ajax/libs/jquery/1.6.2/jquery.min.js', function() {
			if (typeof(jQuery) != 'undefined' && checkVersion('1.6.2', jQuery.fn.jquery)) {
				jQuery_1_6_2 = jQuery.noConflict(true);
				tophat_init(jQuery_1_6_2);
			}
		});
	} else {
		tophat_init(jQuery);
	}
})();