window.onload = function() {   
    ResizeHeight(); 
}

window.onresize = function() {     
    ResizeHeight();
} 


function ResizeHeight() {
  
        var hauteur_content = document.getElementById("content").offsetHeight;
        
        hauteur_content += 472;

        var hauteur_page = (document.body.clientHeight);

        var max = Math.max(hauteur_content,hauteur_page);
     
        document.getElementById("content_panel").style.height = max-417+"px";
        
        document.getElementById("bottom").style.top = max-38+"px";
        
        document.getElementById("background_bottom").style.top = max-38+"px";
        
        document.getElementById("bottom").style.visibility = "visible";
        
        document.getElementById("background_bottom").style.visibility = "visible";
        
            
    }