// JavaScript Document
$(document).ready(function(){init_framhei();});

//两边框架适应高度
function init_framhei(){
	var lfthei = $('.lftnav');
	var rgthei = $('.rgtnav');
	if(lfthei.height()>rgthei.height()){
		rgthei.height(lfthei.height());
	}
	if(lfthei.height()<rgthei.height()){
		lfthei.height(rgthei.height());
	}
}