到達頁面DIV區域增加事件

//區域GA監測
//監測第一區
var a = 0;
var area_height_a = $('.head_full').outerHeight();
$(document).bind('scroll',function(){
if (($(window).scrollTop() > area_height_a) && (a == 0)) {
console.log('免費索取試用')
ga('send', 'event', 'trialdrink_201708', 'click', 'scroll_免費索取試用');
a = 1;
}
})
//監測第二區
var b = 0;
var area_height_b = $('#freedrink').outerHeight();
$(document).bind('scroll',function(){
if (($(window).scrollTop() > area_height_b) && (b == 0)) {
console.log('營養管理新配方')
ga('send', 'event', 'trialdrink_201708', 'click', 'scroll_營養管理新配方');
b = 1;
}
})
//監測第三區
var c = 0;
var area_height_c = $('#freedrink').outerHeight() + $('#newformula').outerHeight();
$(document).bind('scroll',function(){
if (($(window).scrollTop() > area_height_c) && (c == 0)) {
console.log('不好喝退費')
ga('send', 'event', 'trialdrink_201708', 'click', 'scroll_不好喝退費');
c = 1;
}
})
//監測第四區
var d = 0;
//var area_height_d = $(document).height();
var area_height_d = $('#freedrink').outerHeight() + $('#newformula').outerHeight() + $('#refund').outerHeight() - 200;//這邊手機會到不了所以減個200
$(document).bind('scroll',function(){
if (($(window).scrollTop() > area_height_d) && (d == 0)) {
console.log('更多產品資訊')
ga('send', 'event', 'trialdrink_201708', 'click', 'scroll_更多產品資訊');
d = 1;
}
})