/* family site shared code */

Event.observe(window,'load',menubar_init,false);
Event.observe(window,'load',navigation_init,false);

// navigation code start
//
function navigation_init() {
	
	var navigation = $$("div.navigation");
	
	if (navigation.length > 0) {
	
    	var current_location = location.href;
    	var links = $$("div.navigation div.content li a");
    	
    	for ( var i = 0; i < links.length; i++ ) {
    		
    		var link = links[i];
    		
    		if ( current_location == link.href) {
    			
    			navigation_show_active(link);
    			break;
    		}
    	}
	}
}

function navigation_show_active(link) {
	
	var parent_li = link.up('li');
	var parent_ul = parent_li.up('ul');
	var parent_container = parent_ul.up();
	
	if ( parent_container.nodeName == 'DIV' && parent_container.className == 'content' ) {
	
		var is_child = parent_li.down('ul');
		
		link.addClassName('current');
		
		if (is_child) {
			var child = is_child;	
        	child.addClassName('show');
		}
    	
	} else {
		
		link.addClassName('current');
		parent_ul.addClassName('show');
		parent_container.down('a').addClassName('current');
	}
	
}
//
// navigation code end


// menubar code start
//
function menubar_init() {

	var browser = navigator.userAgent;
	
	if (browser.match(/.*MSIE\s6.*/)) {
		menubar_handler();
	}
	
	menubar_show_active();
	
}

function menubar_handler() {

	var items = $$("div.menubar li.items");
	
	for (var i = 0; i < items.length; i++) {
	
		var item = items[i];
		item.onmouseover = function() { this.addClassName('on') };
		item.onmouseout = function() { this.removeClassName('on') };
		
	}
	
}

function menubar_show_active() {
	
	if (dress_link(location.pathname) != '/index.shtml') {
	
    	var menubar_links = $$("div.menubar li.items a");
    	
    	for ( var i = 0; i < menubar_links.length; i++) {
    		
    		var menubar_link = menubar_links[i];	
    		
    		if ( dress_link(location.href) == dress_link(menubar_link.href)  ) {
    			menubar_link.addClassName('current');
    			break;
    		}
    	}

        var first_level_menus = $$("div.menubar a.title");

        for ( var i = 0; i < first_level_menus.length; i++) {

            var item = first_level_menus[i];
            var pathname = item.pathname;
            if ( ! pathname.startsWith('/')) { pathname = '/' + pathname; }

            if ( location.pathname.split('/')[1] == pathname.split('/')[1] ) {
                item.up('li.items').addClassName('current');
            }
        }
	}
}

//
// menubar code end

// SearchBox code start
//
  var SearchBox = {
		initialize:function() {
			this.box = $('GoogleSearchBoxInput');
			if (this.box !=null) {
				this.box.observe('keypress', this.checkEnter.bind(this));
				this.box.observe('focus', this.clearSearchBox.bind(this));
				this.box.observe('blur', this.labelSearchBox.bind(this));
				this.setBoxValue();
			}
		},
		
    checkEnter:function(e) { 
      if (e.keyCode == 13) {
        this.doSearch();
        return false;
      }  
      else {
        return true;
      }
    },
    
    clearSearchBox:function() {
      if (this.box.value == "Search OANDA for...") {
        this.box.value = "";
        this.box.style.color = "black";
      }
    },  
      
    labelSearchBox:function () {
      if (this.box.value == "") {
        this.box.value = "Search OANDA for...";
        this.box.style.color = "#999999";
      }
    },   
     
    doSearch:function() {
      window.location='/search_results.shtml?q='+escape(document.getElementById('GoogleSearchBoxInput').value)+'&start=0';
    },
    
    getParameters:function() {
      var output = {};
      if (top.location.search.length > 0) {
        var variables = unescape(top.location.search.substr(1));
        var pairs = variables.split("&");
        for (i=0;i<pairs.length;i++) {
          var pair = pairs[i].split("=");
          output[pair[0]] = pair[1];
        }
      }
      return output;
    },
    
    setBoxValue:function() {
      if (this.getParameters().q==null) {
        this.labelSearchBox();
      }
      else {
        this.box.value = this.getParameters().q;
        this.box.style.color = "black";
      }
    }
  }
  
Event.observe(window, 'load', SearchBox.initialize.bind(SearchBox));
//
// SearchBox code end


// dress link code start
//
function dress_link(href) {

	var rv = false;
	var is_root = new RegExp("/$");

	if ( is_root.test(href) ) {
		rv = href + 'index.shtml';
	} else {
		rv = href;
	}		
	
	return rv;
}
//
// dress link code end