当前页面grid，假设现在是第二页，使用跨页面的按钮在 var win = mini.open({
url: url,
title: title,
width: '80%',
height: '75%',
onload: function () {
var iframe = this.getIFrameEl();
iframe.contentWindow.SetData(data);
},
ondestroy: function (action) {
var form = new mini.Form("#formsearch" );
var o = form.getData();
var json = mini.encode(o);
var data = {key:json};
grid.load(data);
}
});