关于click的问题
onclick是好用。。可是怎么触发它的click事件呢?
<input id="wc_1" type="file" />
<script type="text/javascript">
var $ = function (id) {
return document.getElementById(id);
};
window.onload = function () {
var t = $("wc_1");
if (!document.createEvent) t.click();
else {
//var e = t.ownerDocument.createEvent("MouseEvents");
var e = document.createEvent("MouseEvents");
e.initEvent("click", false, true);
t.dispatchEvent(e);
}
}
</script>