function getBrowserWidth(){
    if (window.innerWidth){
        return window.innerWidth;} 
    else if (document.documentElement && document.documentElement.clientWidth != 0){
        return document.documentElement.clientWidth;    }
    else if (document.body){return document.body.clientWidth;}     
        return 0;
}
function getBrowserHeight(){
    if (window.innerHeight){
        return window.innerHeight;} 
    else if (document.documentElement && document.documentElement.clientHeight != 0){
        return document.documentElement.clientHeight;    }
    else if (document.body){return document.body.clientHeight;}     
        return 0;
}

function setWidth(){
	var screenwidth = getBrowserWidth();
	
	var menu_left_home = document.getElementById('menu-left-home');
	var menu_left_home_width = menu_left_home.offsetWidth;
  var content_home = document.getElementById('content-home');
	var content_home_width = content_home.offsetWidth;
	
	if(screenwidth < content_home_width){
		menu_left_home.style.width = content_home_width + 38 + 'px';
	}
	else {
		menu_left_home.style.width = 100 + '%';
	}
	
	var screenheight = getBrowserHeight();
	var footer = document.getElementById('footer');
	if(screenheight < 768)
	{
		footer.style.marginTop = 120 + 'px';
	}
		
}
window.onload=setWidth;
window.onresize=setWidth;