function $$(id) { return document.getElementById(id); }
function addLoadEvent(func){
	var oldonload = window.onload;
	if (typeof window.onload != 'function') {
		window.onload = func;
	} else {
		window.onload = function(){
			oldonload();
			func();
		}
	}
}
/*function currlink() {
    var curhost=window.location.host;
    if($$("nav")){
        var navs=$$("nav").getElementsByTagName("li");
        var alinks = $$("nav").getElementsByTagName("a");
        for (var i=0; i<alinks.length; i++) {
            if (alinks[i].getAttribute("href").indexOf(curhost) != -1) {
                navs[i].className = "hover"; 
            }   
        }    
    }
}*/
function fscreen(){
var _dH=document.documentElement.clientHeight;
document.getElementById("page").style.height=document.body.clientHeight<_dH?document.documentElement.clientHeight-70-80+"px":"auto";
}
//addLoadEvent(currlink);
addLoadEvent(fscreen);