$(document).ready(function() {
	var heading = $('h1').text();
	$('a:contains("'+heading+'")').addClass("selected");
	var openNav = $('a:contains("'+heading+'")').parent().attr("id");
	var openImg = $('a:contains("'+heading+'")').parent().prev().attr("id");
	var openImgSrc;
	
	if (openImg == 'nav-img1') {
		openImgSrc = 'images/nav_whatis_on.gif';
	} else if (openImg == 'nav-img2') {
		openImgSrc = 'images/nav_classroom_on.gif';
	} else if (openImg == 'nav-img3') {
		openImgSrc = 'images/nav_training_on.gif';
	}	
	
	for(var i=1; i<23; i++) {
	
    	$('#nav-div' + i).hide();
      	$('#twiddle-body' + i).hide();
      	
    }
    
    if ($('#' + openNav).is(":hidden")) {
    	$('#' + openNav).show();
    	$('#' + openImg).attr('src', openImgSrc);
    }
    
    $('#nav-img1').click(function(event) {
    	if ($('#nav-div1').is(":hidden")) {
      		$('#nav-div1').slideDown("normal");
      		$('#nav-img1').attr('src', 'images/nav_whatis_on.gif');
      	} else {
      		$('#nav-div1').slideUp("normal");
      		$('#nav-img1').attr('src', 'images/nav_whatis_off.gif');
      	}
	});
    $('#nav-img2').click(function(event){
    	if ($('#nav-div2').is(":hidden")) {
      		$('#nav-div2').slideDown("normal");
      		$('#nav-img2').attr('src', 'images/nav_classroom_on.gif');
      	} else {
      		$('#nav-div2').slideUp("normal");
      		$('#nav-img2').attr('src', 'images/nav_classroom_off.gif');
        }
	});
    $('#nav-img3').click(function(event){
    	if ($('#nav-div3').is(":hidden")) {
      		$('#nav-div3').slideDown("normal");
      		$('#nav-img3').attr('src', 'images/nav_training_on.gif');
      	} else {
      		$('#nav-div3').slideUp("normal");
      		$('#nav-img3').attr('src', 'images/nav_training_off.gif');
      	}
    });
    $('#twiddle-head1').click(function(event) {
    	if ($('#twiddle-body1').is(":hidden")) {
      		$('#twiddle-body1').slideDown("normal");
      		$('#arrow1').attr('src','images/arrow_up.gif');
      	} else {
      		$('#twiddle-body1').slideUp("normal");
      		$('#arrow1').attr('src','images/arrow_down.gif');
		}
    });
    $('#twiddle-head2').click(function(event) {
    	if ($('#twiddle-body2').is(":hidden")) {
      		$('#twiddle-body2').slideDown("normal");
      		$('#arrow2').attr('src','images/arrow_up.gif');
      	} else {
      		$('#twiddle-body2').slideUp("normal");
      		$('#arrow2').attr('src','images/arrow_down.gif');
      	}
    });
    $('#twiddle-head3').click(function(event) {
    	if ($('#twiddle-body3').is(":hidden")) {
      		$('#twiddle-body3').slideDown("normal");
      		$('#arrow3').attr('src','images/arrow_up.gif');
      	} else {
      		$('#twiddle-body3').slideUp("normal");
      		$('#arrow3').attr('src','images/arrow_down.gif');
    	}
    });
    $('#twiddle-head4').click(function(event) {
    	if ($('#twiddle-body4').is(":hidden")) {
      		$('#twiddle-body4').slideDown("normal");
      		$('#arrow4').attr('src','images/arrow_up.gif');
      	} else {
      		$('#twiddle-body4').slideUp("normal");
      		$('#arrow4').attr('src','images/arrow_down.gif');
    	}
    });
    $('#twiddle-head5').click(function(event) {
    	if ($('#twiddle-body5').is(":hidden")) {
      		$('#twiddle-body5').slideDown("normal");
      		$('#arrow5').attr('src','images/arrow_up.gif');
      	} else {
      		$('#twiddle-body5').slideUp("normal");
      		$('#arrow5').attr('src','images/arrow_down.gif');
    	}
    });
    $('#twiddle-head6').click(function(event) {
    	if ($('#twiddle-body6').is(":hidden")) {
      		$('#twiddle-body6').slideDown("normal");
      		$('#arrow6').attr('src','images/arrow_up.gif');
      	} else {
      		$('#twiddle-body6').slideUp("normal");
      		$('#arrow6').attr('src','images/arrow_down.gif');
    	}
    });
    $('#twiddle-head7').click(function(event) {
    	if ($('#twiddle-body7').is(":hidden")) {
      		$('#twiddle-body7').slideDown("normal");
      		$('#arrow7').attr('src','images/arrow_up.gif');
      	} else {
      		$('#twiddle-body7').slideUp("normal");
      		$('#arrow7').attr('src','images/arrow_down.gif');
    	}
    });
    $('#twiddle-head8').click(function(event) {
    	if ($('#twiddle-body8').is(":hidden")) {
      		$('#twiddle-body8').slideDown("normal");
      		$('#arrow8').attr('src','images/arrow_up.gif');
      	} else {
      		$('#twiddle-body8').slideUp("normal");
      		$('#arrow8').attr('src','images/arrow_down.gif');
    	}
    });
    $('#twiddle-head9').click(function(event) {
    	if ($('#twiddle-body9').is(":hidden")) {
      		$('#twiddle-body9').slideDown("normal");
      		$('#arrow9').attr('src','images/arrow_up.gif');
      	} else {
      		$('#twiddle-body9').slideUp("normal");
      		$('#arrow9').attr('src','images/arrow_down.gif');
    	}
    });
    $('#twiddle-head10').click(function(event) {
    	if ($('#twiddle-body10').is(":hidden")) {
      		$('#twiddle-body10').slideDown("normal");
      		$('#arrow10').attr('src','images/arrow_up.gif');
      	} else {
      		$('#twiddle-body10').slideUp("normal");
      		$('#arrow10').attr('src','images/arrow_down.gif');
    	}
    });
    $('#twiddle-head11').click(function(event) {
    	if ($('#twiddle-body11').is(":hidden")) {
      		$('#twiddle-body11').slideDown("normal");
      		$('#arrow11').attr('src','images/arrow_up.gif');
      	} else {
      		$('#twiddle-body11').slideUp("normal");
      		$('#arrow11').attr('src','images/arrow_down.gif');
    	}
    });
    $('#twiddle-head12').click(function(event) {
    	if ($('#twiddle-body12').is(":hidden")) {
      		$('#twiddle-body12').slideDown("normal");
      		$('#arrow12').attr('src','images/arrow_up.gif');
      	} else {
      		$('#twiddle-body12').slideUp("normal");
      		$('#arrow12').attr('src','images/arrow_down.gif');
    	}
    });
    $('#twiddle-head13').click(function(event) {
    	if ($('#twiddle-body13').is(":hidden")) {
      		$('#twiddle-body13').slideDown("normal");
      		$('#arrow13').attr('src','images/arrow_up.gif');
      	} else {
      		$('#twiddle-body13').slideUp("normal");
      		$('#arrow13').attr('src','images/arrow_down.gif');
    	}
    });
    $('#twiddle-head14').click(function(event) {
    	if ($('#twiddle-body14').is(":hidden")) {
      		$('#twiddle-body14').slideDown("normal");
      		$('#arrow14').attr('src','images/arrow_up.gif');
      	} else {
      		$('#twiddle-body14').slideUp("normal");
      		$('#arrow14').attr('src','images/arrow_down.gif');
    	}
    });
    $('#twiddle-head15').click(function(event) {
    	if ($('#twiddle-body15').is(":hidden")) {
      		$('#twiddle-body15').slideDown("normal");
      		$('#arrow15').attr('src','images/arrow_up.gif');
      	} else {
      		$('#twiddle-body15').slideUp("normal");
      		$('#arrow15').attr('src','images/arrow_down.gif');
    	}
    });
    $('#twiddle-head16').click(function(event) {
    	if ($('#twiddle-body16').is(":hidden")) {
      		$('#twiddle-body16').slideDown("normal");
      		$('#arrow16').attr('src','images/arrow_up.gif');
      	} else {
      		$('#twiddle-body16').slideUp("normal");
      		$('#arrow16').attr('src','images/arrow_down.gif');
    	}
    });
    $('#twiddle-head17').click(function(event) {
    	if ($('#twiddle-body17').is(":hidden")) {
      		$('#twiddle-body17').slideDown("normal");
      		$('#arrow17').attr('src','images/arrow_up.gif');
      	} else {
      		$('#twiddle-body17').slideUp("normal");
      		$('#arrow17').attr('src','images/arrow_down.gif');
    	}
    });
    $('#twiddle-head18').click(function(event) {
    	if ($('#twiddle-body18').is(":hidden")) {
      		$('#twiddle-body18').slideDown("normal");
      		$('#arrow18').attr('src','images/arrow_up.gif');
      	} else {
      		$('#twiddle-body18').slideUp("normal");
      		$('#arrow18').attr('src','images/arrow_down.gif');
    	}
    });
    $('#twiddle-head19').click(function(event) {
    	if ($('#twiddle-body19').is(":hidden")) {
      		$('#twiddle-body19').slideDown("normal");
      		$('#arrow19').attr('src','images/arrow_up.gif');
      	} else {
      		$('#twiddle-body19').slideUp("normal");
      		$('#arrow19').attr('src','images/arrow_down.gif');
    	}
    });
    $('#twiddle-head20').click(function(event) {
    	if ($('#twiddle-body20').is(":hidden")) {
      		$('#twiddle-body20').slideDown("normal");
      		$('#arrow20').attr('src','images/arrow_up.gif');
      	} else {
      		$('#twiddle-body20').slideUp("normal");
      		$('#arrow20').attr('src','images/arrow_down.gif');
    	}
    });
    $('#twiddle-head21').click(function(event) {
    	if ($('#twiddle-body21').is(":hidden")) {
      		$('#twiddle-body21').slideDown("normal");
      		$('#arrow21').attr('src','images/arrow_up.gif');
      	} else {
      		$('#twiddle-body21').slideUp("normal");
      		$('#arrow21').attr('src','images/arrow_down.gif');
    	}
    });
    $('#twiddle-head22').click(function(event) {
    	if ($('#twiddle-body22').is(":hidden")) {
      		$('#twiddle-body22').slideDown("normal");
      		$('#arrow22').attr('src','images/arrow_up.gif');
      	} else {
      		$('#twiddle-body22').slideUp("normal");
      		$('#arrow22').attr('src','images/arrow_down.gif');
    	}
    });


      	
    
});