var q = 1;
var delta = 0;
var track_questions = new Array();
var arrAnswers = new Array();
var timer_set = false;
var allow_click = true;
var countdown_html = 0;
var countdown_steps = 0;
var stop_bmi=false;
$(document).ready(function() {
	$("#q_calculate_bmi").click(function(){
		if($("#bmi_height_feet").val()=="" || $("#bmi_height_inches").val()=="" || $("#bmi_weight").val()=="")
		{
			if($("#bmi_height_feet").val()==""){$("#bmi_height_feet").addClass('field_error');}
			else{$("#bmi_height_feet").removeClass('field_error');}
			
			if($("#bmi_height_inches").val()==""){$("#bmi_height_inches").addClass('field_error');}			
			else{$("#bmi_height_inches").removeClass('field_error');}
			
			if($("#bmi_weight").val()==""){$("#bmi_weight").addClass('field_error');}			
			else{$("#bmi_weight").removeClass('field_error');}
			
			$("#bmi_error").show(0);
			stop_bmi=true;
			return false;
		}	

	});							   
	$('div.lifestyle_container ul li button').addClass('lifestyle_button');
	
	$('div.lifestyle_container ul li button').click(function()
	{
		if(stop_bmi==false)
		{
			arrAnswers[this.name] = $(this).attr('data');
			if (this.name == 1 && $(this).attr('data') == 1) {
				q = 13;
				delta = 12;
			} else {
				q++;
				delta = 1;
			}
	
			$('div.lifestyle_container').scrollTo('li:eq('+(q-1)+')', 100);
	
			countdown_html = (eval(questions-q) < 1) ? '0' : eval(questions-q);	
			countdown_steps =  eval(questions-q);	
			$('#question_countdown').html(countdown_html);
			
			document.getElementById('answers').value=arrAnswers;
	
			return false;
		}
	});
	
	$('div.lifestyle_container ul li button').keypress(function(){
		return false;														 
	});
	$('#q_goback').click(function() {
		stop_bmi=false;
		if (q > 1) {
			q = q-delta;

			$('div.lifestyle_container').scrollTo('li:eq('+(q-1)+')', 100);

			countdown_html = (eval(questions-q) < 1) ? '0' : eval(questions-q);	
			countdown_steps =  eval(questions-q);	
			$('#question_countdown').html(countdown_html);
		}
		
		return false;
	});

	$('#q_calculate_bmi').click(function() {


	});
	
	$('#healthsurvey_boxy').keydown(function(e){
		if(e.which == 32 ) { //press spacebar
			if( countdown_steps ==0 ) {
				$('#q_calculate_bmi').click();
				return false; 
			}
			if( countdown_steps == -1 ) {
				$('#btn-submit-survey').focus();
				return false; 
			}
		}
		if(e.which == 13 ) { //press enter
			if( countdown_steps < 1) {
			    $('#btn-submit-survey').click();
				return false; 
			}else{
				return false; 
			}
		}
	});
	$("#q_calculate_bmi").click(function(){
		if(	stop_bmi==false)
		{
			$("#bmi_error").hide(0);
			q = q-delta;
			$('div.lifestyle_container').scrollTo('li:eq(42)', 100);
	
			countdown_html = (eval(questions-q) < 1) ? '0' : eval(questions+q);			
			$('#question_countdown').html(countdown_html);
			return false;			
		}
	
	});				
});