var galleryCurrent = undefined;
var projectsCurrent = undefined;
var doOnState = function(imgNum){
	for (i= 0; i<arr_images.length; i++){
		if(imgNum == i){
			$('#imgLink'+i).addClass('galleryPageNumOn');
		} else {
			$('#imgLink'+i).removeClass('galleryPageNumOn');
			$('#imgLink'+i).addClass('galleryPageNum');
		}
	}
}
var gotoImage = function(imgNum){
	$("#galleryImage").attr('src', 'images/'+arr_images[imgNum]);
	$("#galleryImage").attr('alt', arr_images[imgNum]);
	galleryCurrent = imgNum;
	doOnState(imgNum);
}
var galleryNext = function(direction){
	var galleryMax = arr_images.length - 1;
	var nextOne = '';
	switch(direction){
		case 'left':
			if (galleryCurrent > 0){
				nextOne = galleryCurrent - 1;
			} else {
				nextOne = galleryMax;
			}
		break;
		case 'right':
			if (galleryCurrent < galleryMax){
				nextOne = galleryCurrent + 1;
			} else {
				nextOne = 0;
			}
		break;
	}
	gotoImage(nextOne);
}	
var arr_projects = Array();
var gotoProject = function(projNum){
	document.location = $("#projLink"+projNum).attr("href");
	projectsCurrent = projNum;
}
var projectNext = function(direction){
	var projectsMax = arr_projects.length-1;
	var nextOne = '';
	switch(direction){
		case 'left':
			if (projectsCurrent > 0){
				nextProject = projectsCurrent - 1;
			} else {
				nextProject = projectsMax;
			}
		break;
		case 'right':
			if (projectsCurrent < projectsMax){
				nextProject = projectsCurrent + 1;
			} else {
				nextProject = 0;
			}
		break;
	}
	gotoProject(nextProject);
}	
var arr_team = Array();
var gotoTeam = function(teamNum){
	document.location = $("#teamLink"+teamNum).attr("href");
	teamCurrent = teamNum;
}
var teamNext = function(direction){
	var teamMax = arr_team.length-1;
	var nextOne = '';
	switch(direction){
		case 'left':
			if (teamCurrent > 0){
				nextTeam = teamCurrent - 1;
			} else {
				nextTeam = teamMax;
			}
		break;
		case 'right':
			if (teamCurrent < teamMax){
				nextTeam = teamCurrent + 1;
			} else {
				nextTeam = 0;
			}
		break;
	}
	gotoTeam(nextTeam);
}