var
IframeOnClick = {
resolution:
200,
iframes:
[],
interval:
null,
Iframe:
function() {
this.element = arguments[0];
this.cb = arguments[1];
this.hasTracked = false;
},
track:
function(element, cb) {
this.iframes.push(new
this.Iframe(element, cb));
if (!this.interval) {
var _this = this;
this.interval = setInterval(function() {
_this.checkClick(); }, this.resolution);
}
},
checkClick:
function() {
if (document.activeElement) {
var activeElement = document.activeElement;
for (var i in this.iframes) {
if
(activeElement === this.iframes[i].element) { // user is in this
Iframe
if (this.iframes[i].hasTracked
== false) {
this.iframes[i].cb.apply(window, []);
this.iframes[i].hasTracked = true;
}
} else {
this.iframes[i].hasTracked =
false;
}
}
}
}
};
调用
IframeOnClick.track(document.getElementByIdx_x("iFrame"),
function() {
//点击的函数
});