var myImages = new Array ("http://www.troyrisk.com/images/troyrisk_home.jpg", "http://www.troyrisk.com/images/troyrisk_about_over.jpg", "http://www.troyrisk.com/images/troyrisk_services_over.jpg", "http://www.troyrisk.com/images/troyrisk_projects_over.jpg");
	var myPreload = new Array ();
	for (var i = 0; i < myImages.length; i++ )
	{
		myPreload[ i ]= new Image();
		// myPreload[ i ].src = myPics[ i ];
	}

	function mySwap(s)
	{
		var trhome=document.images.trhome;
		var navlefthome=document.images.navlefthome;
		var trabout=document.images.trabout;
		var navleftabout=document.images.navleftabout;
		var trservices=document.images.trservices;
		var navleftservices=document.images.navleftservices;
		var trprojects=document.images.trprojects;
		var navleftprojects=document.images.navleftprojects;
		
		// home
		if ( s == 0 ) { trhome.src="http://www.troyrisk.com/images/troyrisk_home.jpg"; navlefthome.src="http://www.troyrisk.com/images/nav_leftblank.png"; }
		if ( s == 1 ) { trhome.src="http://www.troyrisk.com/images/troyrisk_home_over.jpg"; navlefthome.src="http://www.troyrisk.com/images/nav_leftover.png"; }
		
		// about
		if ( s == 2 ) { trabout.src="http://www.troyrisk.com/images/troyrisk_about.jpg"; navleftabout.src="http://www.troyrisk.com/images/nav_leftblank.png"; }
		if ( s == 3 ) { trabout.src="http://www.troyrisk.com/images/troyrisk_about_over.jpg"; navleftabout.src="http://www.troyrisk.com/images/nav_leftover.png"; }
		
		// services
		if ( s == 4 ) { trservices.src="http://www.troyrisk.com/images/troyrisk_services.jpg"; navleftservices.src="http://www.troyrisk.com/images/nav_leftblank.png"; }
		if ( s == 5 ) { trservices.src="http://www.troyrisk.com/images/troyrisk_services_over.jpg"; navleftservices.src="http://www.troyrisk.com/images/nav_leftover.png"; }
			
		// projects
		if ( s == 6 ) { trprojects.src="http://www.troyrisk.com/images/troyrisk_projects.jpg"; navleftprojects.src="http://www.troyrisk.com/images/nav_leftblank.png"; }
		if ( s == 7 ) { trprojects.src="http://www.troyrisk.com/images/troyrisk_projects_over.jpg"; navleftprojects.src="http://www.troyrisk.com/images/nav_leftover.png"; }
	}
	
	function showAboutMenu(){
		var aboutMenu=document.getElementById('aboutmenu');
		aboutMenu.style.display='block';
	}
	function hideAboutMenu(){
		var aboutMenu=document.getElementById('aboutmenu');
		aboutMenu.style.display='none';
	}
	function showServicesMenu(){
		var servicesMenu=document.getElementById('servicesmenu');
		servicesMenu.style.display='block';
	}
	function hideServicesMenu(){
		var servicesMenu=document.getElementById('servicesmenu');
		servicesMenu.style.display='none';
	}
	function showProjectsMenu(){
		var projectsMenu=document.getElementById('projectsmenu');
		projectsMenu.style.display='block';
	}
	function hideProjectsMenu(){
		var projectsMenu=document.getElementById('projectsmenu');
		projectsMenu.style.display='none';
	}
	function showBlankMenu(){
		var blankMenu=document.getElementById('emptybox');
		blankMenu.style.display='block';
	}	
	function hideBlankMenu(){
		var blankMenu=document.getElementById('emptybox');
		blankMenu.style.display='none';
	}