// TOP MENU JS
function showTab( elem ) {
    var tabLi = document.getElementById( "tab"+elem );
    tabLi.className = "homeTab current";
    var e = document.getElementById( "tab"+elem+"Content" );
    e.className = "tabVisible";
}
function hideTab( elem ) {
    var tabLi = document.getElementById( "tab"+elem );
    tabLi.className = "homeTab";
    var e = document.getElementById( "tab"+elem+"Content" );
    e.className = "tabHidden";
}
function hideDiv(divName) {
	var theDiv = document.getElementById(divName+"ShowHide");
	if (theDiv) {
		theDiv.className="divHide";
	}
}
function showDiv(divName) {
	var theDiv = document.getElementById(divName+"ShowHide");
	if (theDiv) {
		theDiv.className="divShow";
	}
}
function rollOver(obj){
	obj.firstChild.src = obj.firstChild.src.substring(0,obj.firstChild.src.length-4) + "_over.gif";
}
function restore(obj){
	obj.firstChild.src = obj.firstChild.src.substring(0,obj.firstChild.src.length-9) + ".gif";
}
TimeManager = function() {
    if ( window.__TimeManager__ ) return;
    window.__TimeManager = this;
    this.timers = [];
    this.time = 0;
    this.ids = 0;
    this.frequency = 250;
    this.timerId = setInterval( "__TimeManager__.interval()", this.frequency );
}
TimeManager.prototype.interval = function() {
    var timer;
    this.time += this.frequency;
    var curTime = this.time;
    var list = [];
    for ( var i=0;i<this.timers.length;i++ ) {
	timer = this.timers[i];
	if ( timer.endTime < curTime ) {
	    timer.obj[timer.method](timer.parameters);
	    if ( timer.type == "timeout" ) {
	        timer.dead = true;
	    }
	    else {
		timer.endTime = this.time + timer.time;
	    }
	}
	else {
	    list.push ( timer );
	}
    }
    this.timers = list;
}
TimeManager.prototype.addTimer = function ( timer ) {
    timer.startTime = this.time;
    timer.endTime = this.time + timer.time;
    timer.id = this.ids++;
    this.timers.push( timer );
    return timer.id;
}
TimeManager.prototype.kill = function( id ) {
    var list = [];
    for ( var i=0;i<this.timers.length;i++ ) {
	if ( this.timers[i].id != id ) {
	    list.push ( this.timers[i] );
	}
	else {
	    this.timers[i].dead = true;
	}
    }
    this.timers = list;
}
Timer = function () {
    if ( !window.__TimeManager__ ) {
	window.__TimeManager__ = new TimeManager();
    }
    this.type = "timeout";
    this.timerId = -1;
    this.obj = null;
    this.method = "";
    this.time = 0;
    this.parameters = [];
    this.dead = false;
}
Timer.prototype.setTimeout = function ( obj, method, time, parameters ) {
    this.obj = obj;
    this.method = method;
    this.time = time;
    this.triggerTime = this.startTime + time;
    this.parameters = parameters;
    __TimeManager__.addTimer( this );
}
Timer.prototype.setInterval = function ( obj, method, time, parameters ) {
    this.obj = obj;
    this.type = "interval";
    this.method = method;
    this.time = time;
    this.triggerTime = this.startTime + time;
    this.parameters = parameters;
    __TimeManager__.addTimer( this );
}
Timer.prototype.kill = function () {
    __TimeManager__.kill( this.id );
}
var COC = (COC)?(COC):({});
Logger = function( level ) { 
    this.logLevel = level;
}
Logger.prototype.log = function( msg ) {
    if ( window.console && window.console.log && this.logLevel >= 1 ) console.log("LOG: "+msg);
}
Logger.prototype.verbose = function( msg ) {
    if ( window.console && window.console.log && this.logLevel >= 2 ) console.log("INFO: "+msg);
}
Logger.prototype.alert = function ( msg ) {
    alert ( msg );
}
COC.Logger = new Logger(0);
TabComponent = function( num, name, openDuration, closeDuration ) {
    this.num = num;
    this.name = (name)?(name):(" -- ");
    this.openDuration = (openDuration)?(openDuration):(.5); // seconds
    this.closeDuration = (closeDuration)?(closeDuration):(.5); // econds
    this.navSuffix = "NavA";
    this.menuSuffix = "Menu";
    this.overClass = "hover";
    this.simple = false;
    this.button = $( name + this.navSuffix );
    if ( this.button ) this.button.owner = this;
    if ( this.button ) this.button.onmouseover = function() {
	COC.TabGroup.onNavOver( this.owner );
    }
    if ( this.button ) this.button.onmouseout = function() {
	COC.TabGroup.onNavOut( this.owner );
    }
    this.menu = $( name + this.menuSuffix );		
    if ( this.menu ) this.menu.owner = this;
    this.isOpen = false;
    var dim;
    if ( this.menu ) {
	dim = this.menu.getDimensions();
	this.width = dim.width;
	this.height = dim.height;
	this.openDuration *= ( this.height / 403 );
	this.left = parseInt(this.menu.getStyle("left"));
	this.top = parseInt(this.menu.getStyle("top"));
    } 
    else {
	this.width = 0;
	this.height = 0;
	this.left = 0;
	this.top = 0;
    }
}
TabComponent.prototype.isOverMenu = function( mousex, mousey ) {
	var width;
	if (self.innerWidth)	{
		width = self.innerWidth;
	}
	else if (document.documentElement && document.documentElement.clientWidth)	{
		width = document.documentElement.clientWidth;
	}
	else if (document.body)	{
		width = document.body.clientWidth;
	}
	var offset = (width - 1000)/2;
	offset = (offset>0)?(offset):(0);
    l = this.left + offset;
	t = this.top;
	w = this.width;
	h = this.height;
	if ( mousex < l || mousex > l+w || mousey>t+h || mousey < t ) {
	   return false;
	}
	else {
	   return true;
 	}
}
TabComponent.prototype.highlight = function() {
    if ( this.button ) {
	this.button.addClassName( this.overClass );
    }
}
TabComponent.prototype.dehighlight = function() {
    if ( this.button && !this.isOpen ) {
	this.button.removeClassName( this.overClass );
    }
}
TabComponent.prototype.close = function( force ) {
    if ( this.num == 0 ) return;
    clearInterval( this.timerId );
    this.isOpen = false;
    if ( !this.button || !this.menu ) return;
    var e = new Effect.BlindUp( this.menu, { duration: this.closeDuration, 
				     afterUpdate:function(e) { 
					if ( !($("IFrameHack")) ) return;
					var left = (parseInt(e.element.getStyle("left"))+2)+"px";
				 	var width = (parseInt(e.element.getStyle("width"))-5)+"px";
					var height = (parseInt(e.element.getStyle("height"))-5)+"px";
					$("IFrameHack").setStyle( {left:left,height:height,width:width} );
			     	     },
				     afterFinish:function(e) {
				 	e.element.setStyle({visibility:"hidden"});
					e.element.owner.dehighlight();
					e.element.owner.cleanup();
					COC.TabGroup.onMenuClose();
				 	if ( $("IFrameHack") ) $("IFrameHack").setStyle( { left:"-9999px" } );
				     }
    } );
}
TabComponent.prototype.open = function() {	
    if ( !this.button || !this.menu ) return;
    this.highlight();
    this.isOpen = true;
    var e = new Effect.BlindUp( this.menu, { duration:0, 
					     afterFinish:function(e) { 
							 e.element.setStyle({visibility:"visible"});
							 var ef = new Effect.BlindDown( e.element, { duration:e.element.owner.openDuration,
								afterUpdate:function(e) { 
							 		if ( !($("IFrameHack")) ) return;
									var left = (parseInt(e.element.getStyle("left"))+2)+"px";
									var width = (parseInt(e.element.getStyle("width"))-5)+"px";
									var height = (parseInt(e.element.getStyle("height"))-5)+"px";
									$("IFrameHack").setStyle( {left:left,height:height,width:width} ); }
												   } );
						     }
    } );
}
TabComponent.prototype.cleanup = function() {
    if ( this.menu ) {
	this.menu.setStyle( { visibility:"hidden", height:""+this.height+"px" } );
    }
}
COC.TabGroup = 
{
    openDelay : 400, // miliseconds
    closeDelay : 750, // milliseconds
    openDuration : 350, // milliseconds
    closeDuration : 300, // milliseconds
    nextTab : null,
    overTab : null,
    openTab : null,
    isOpening:false,
    isClosing:false,
    wait : false,
    isOverDropDown : false,
    timerId : null,
    tabNames : ["", "", "products", "solutions", "services", "support", "leadership", "about", "Modo", "Admin"],
    tabs : [],
    useFrameHack : false,
    init:function() {
	Event.observe(document.body, 'mousemove', function(e) { COC.TabGroup.onMouseMove(e); } );
	var browser=navigator.appName;	
	var b_version=navigator.appVersion;
        b_version = b_version.substr( b_version.indexOf("MSIE")+5 );
	b_version = parseInt(b_version.substr( 0, b_version.indexOf(";") ));
	var isIE6 = ( browser.toLowerCase().indexOf("microsoft") != -1 && b_version <= 6 );
	var hasSelects = ( ( document.getElementsByTagName("select") ).length > 0 );
	if ( isIE6 && hasSelects ) {
		if(typeof noMenus != "undefined" && noMenus != true) {
			new Insertion.Before('productsMenu', '<iframe id="IFrameHack" frameborder="0" scrolling="no"></iframe>');	
			$("IFrameHack").setStyle( { border:"0px solid white", left:"-9999px",position:"absolute",top:"100px",overflow:"hidden"} );
		}
	}
	this.timerId = 0;
	var tab;
	for ( var i=0;i<this.tabNames.length;i++ ) {
	    tab = new TabComponent( i, this.tabNames[i], (this.openDuration/1000), (this.closeDuration/1000) );
	    tab.useFrameHack = this.useFrameHack;
	    this.tabs[i] = tab;
	}
	this.overTab = this.tabs[0];
    },
    onNavOver:function( tab ) {	
	this.overTab = tab;
	tab.highlight();
	clearTimeout( this.timerId );
	this.timerId = setTimeout( "COC.TabGroup.openMenu()", this.openDelay );
    },
    onNavOut:function( tab ) {	
	this.overTab = null;
	tab.dehighlight();
    },
    openMenu:function() {
	if ( this.overTab == this.openTab ) return;
	if ( this.openTab ) {
	  this.openTab.close();
	}
	else {
	  this.openTab = this.overTab;
	  this.openTab.open();
	}
    },
    onMenuOpen:function( tab ) {
    },
    onMenuClose:function() {
	this.openTab = null;
	this.isClosing = false;
  	if ( this.overTab ) {
	    this.openTab = this.overTab;
	    this.openTab.open();
	}
    },
    onMouseMove:function(event) {
	this.mousex = event.clientX;
	this.mousey = event.clientY;
	if ( this.openTab && !this.overTab ) {
	    if ( !this.openTab.isOverMenu( this.mousex, this.mousey ) ) {
		if ( !this.isClosing ) {
		    this.isClosing = true;
		    this.timerId = setTimeout( "COC.TabGroup.close()", this.closeDelay );
		}
	    }
	    else {
	        clearTimeout( this.timerId );
	    }
	}
    },
    close:function() {
	if (this.openTab) this.openTab.close();
    }
}
Event.observe(window, 'load', function() {
    COC.TabGroup.init();
});
function initTopNav() {};
function setActiveTab(iTab) {};