var wl = window.onload ? window.onload : function(){};
window.onload = function(){
 wl();
 var area = document.getElementById('area');
 var docHeight = (document.documentElement.clientHeight||document.body.clientHeight||window.innerHeight)-165;
 var workHeight = (area.innerHeight||area.clientHeight)+66;
 docHeight = (workHeight>=docHeight) ? workHeight : docHeight;
 document.getElementById('menu').style.minHeight = docHeight+'px';
 area.style.minHeight = (docHeight-132)+'px';
}