1、<a href="javascript:void(0);" onclick="window.history.go(-1)">返回</a>
2.<input type="button" class="btn btn-default" id="Button1" value="返回" style="float:left; margin-left:20px" onclick="reback()" />
function reback() {
var hylx = '1';
if (hylx == 1) {
window.location.href = "HYGL.aspx";
} else if (hylx == 2) {
window.location.href = "JXHYGL.aspx";
}else {
window.location.href = "ZYHYGL.aspx";
}
}