var head_width=document.getElementById("top");
var navi_height=document.getElementById("navi_all");
var navi_meta=document.getElementById("navi");
var middle_height=document.getElementById("content_all");

var w_width = (window.innerWidth)	?	(window.innerWidth)	:	(document.body.offsetWidth);
var w_height = (window.innerHeight)	?	(window.innerHeight)	:	(document.body.offsetHeight);

head_width.style.width = w_width - 25;
var n_height =  w_height - 75;
navi_height.style.height = (middle_height.offsetHeight >= n_height)	?	(middle_height.offsetHeight)	:	(n_height);
//navi_height.style.height = w_height - 75;
navi_meta.style.height =  w_height - 115;

//alert (middle_height.offsetHeight+"\n"+n_height);