var active_maintop = 1;
var maintop_run = 0;
var maintop_pause = 1;
var maintop_time = 4500;
var maintop_change_block = false;
var maintop_max = 3;


function maintop_change(next_maintop)
{
		if(next_maintop == undefined)
		{
			next_maintop = maintop_getnext();
	 	}
	 	
	 	//alert(next_maintop);

	  $("#maintop_link_"+active_maintop).removeClass("current");
		$("#maintop_link_"+next_maintop).addClass("current");

		$("#maintop_text_"+active_maintop).fadeOut(250, function() {
			$("#maintop_text_"+next_maintop).fadeIn(250);
			active_maintop = next_maintop;
		});

		$("#next_text_"+active_maintop).fadeOut(250, function() {
			$("#next_text_"+next_maintop).fadeIn(250);
		});
}


function maintop_getnext()
{
  if(active_maintop < maintop_max)
  {
    return active_maintop*1+1;
  }
  else
  {
    return 1;
  }
}


function maintop_play(turn_on)
{
	if((turn_on == undefined && maintop_run == 1) || turn_on == 1)
	{
	  if(maintop_run == 1)
	  {
			maintop_change();
		}
		
		setTimeout('maintop_play()', maintop_time);
		
		maintop_run = 1;
	}
}


$(document).ready(function() {

	$(".maintop_link").click(function() {
	  next = $(this).attr("rel");
	  maintop_run = 0;
	  maintop_change(next);
	});

	$("#maintopplay").click(function() {
	  maintop_play(1);
	});
	
	$("#maintoppause").click(function() {
		maintop_run = 0;
	});
	
	$("div.next_text > a").click(function() {
	  maintop_run = 0;
	  maintop_change();
	});

});




function change_bg_img(id, img)
{
	document.getElementById(id).style.backgroundImage = "url('"+img+"')";
	document.getElementById(id).blur();
}