$(document).ready(function(){
	
	function externalLinks() {
	 if (!document.getElementsByTagName) return;
	 var anchors = document.getElementsByTagName("a");
	 for (var i=0; i<anchors.length; i++) {
	   var anchor = anchors[i];
	   if (anchor.getAttribute("href") &&
	       anchor.getAttribute("rel") == "external")
	     anchor.target = "_blank";
	 }
	}
	window.onload = externalLinks;
	
	var randomnumber=(Math.floor(Math.random()*3))+1;
	$('#content .content-header .header-'+randomnumber).show();
	$('#content .content-header .header-link-'+randomnumber).addClass("active");
	$('#content .content-header .header-nav li').click(function () {
    currently_active = jQuery("#content .content-header .active").find(".item-number").text();
    clicked_item = jQuery(this).find(".item-number").text();
    if (clicked_item != currently_active) {
      $('#content .content-header .header-nav li').removeClass("active");
			$('#content .content-header .header-'+currently_active).fadeOut('slow');
			$('#content .content-header .header-'+currently_active).removeClass("active");
			$('#content .content-header .header-'+clicked_item).css({'left' : '-949px'});
			$('#content .content-header .header-'+clicked_item).show();
			$('#content .content-header .header-'+clicked_item).animate({left:"0px"}, 500 );
      $(this).addClass("active");
    }
    return(false);
  });

	$('a[rel=display_div]').click(function() {
		var id = $(this).attr('href');
		$(id).toggle();
		return(false);
	});
	
	$('ul.main-nav li').mouseover(function() {
		$("ul:first",this).show();
	});
	
	$('ul.main-nav li').mouseout(function() {
		$("ul:first",this).hide();
	});

	
});

var bo_ns_id = 0;

function startIeFix(){
  if(isIE()){
    document.write('<div id="bo_ns_id_' + bo_ns_id + '"><!-- ');
  }
}

function endIeFix(){
  if(isIE()){
    document.write('</div>');
    var theObject = document.getElementById("bo_ns_id_" + bo_ns_id++);
    var theCode = theObject.innerHTML;
    theCode = theCode.substring(4 ,9+theCode.indexOf("</object>"))
    document.write(theCode);
  }
}

function isIE(){
  // only for Win IE 6+
  // But not in Windows 98, Me, NT 4.0, 2000
  var strBrwsr= navigator.userAgent.toLowerCase();
  if(strBrwsr.indexOf("msie") > -1 && strBrwsr.indexOf("mac") < 0){
    if(parseInt(strBrwsr.charAt(strBrwsr.indexOf("msie")+5)) < 6){
      return false;
    }
    if(strBrwsr.indexOf("win98") > -1 ||
       strBrwsr.indexOf("win 9x 4.90") > -1 ||
       strBrwsr.indexOf("winnt4.0") > -1 ||
       strBrwsr.indexOf("windows nt 5.0") > -1)
    {
      return false;
    }
    return true;
  }else{
    return false;
  }
}