// JavaScript Document
function dh(){
	var screen_height = window.innerHeight ? window.innerHeight : document.documentElement.clientHeight;
	var wrapper=document.getElementById('wrapper');  
	var footer=document.getElementById('footer');
	var ty=screen_height-wrapper.offsetHeight;  
	if (ty>0) {wrapper.style.height=screen_height+'px'; footer.style.bottom=0;}

}
window.onload=dh;