deleteAllRenrenShare.js

var sids = document.getElementsByClassName("share-item-delete");
var url="http://share.renren.com/share/EditShare.do";
for(var i=0;i<sids.length;i++){
	var sid = sids[i].getAttribute("data-id");
	var formData = new FormData();
	formData.append('action', 'del');
	formData.append('sid',""+sid);
	formData.append('type', ""+nx.user.id);
	formData.append('requestToken', ""+nx.user.requestToken);
	formData.append('_rtk', ""+nx.user._rtk);
	var xhr = new XMLHttpRequest();
	xhr.open("POST",url, true);
	xhr.setRequestHeader('X-Requested-With', 'XMLHttpRequest');
	xhr.send(formData);
}