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

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

		var hauteur_left_column = document.getElementById("menu_gauche").offsetHeight;
		hauteur_left_column += 251+33;

        var hauteur_content = document.getElementById("content").offsetHeight; 
        hauteur_content += 251+33;
        
        var hauteur_page = (document.body.clientHeight);
        
        var max = Math.max(hauteur_content,hauteur_page);
        
        var max = Math.max(max,hauteur_left_column);
           
        
        document.getElementById("ombrage_bas_gauche").style.marginTop = max-552+"px";        
        document.getElementById("ombrage_bas_droite").style.marginTop = max-610+"px";  
        document.getElementById("bottom_panel").style.top = max-37+"px";        
        document.getElementById("bottom_background").style.top = max-42+"px";        
                
        var strChNav = navigator.userAgent;
        
        //IE6        
		if(strChNav.indexOf("MSIE 6.0") != -1) 
		{
		      document.getElementById("bottom_panel").style.top = max-47+"px";
		}
		else
		{
		      // do what cannot be done with IE6
		      document.getElementById("content").style.height = max-280+"px";
		}
		
		//IE7			 
		if(strChNav.indexOf("MSIE 7.0") != -1) 
		{
		
		}
		       
        
				
		// bring back the divs
		document.getElementById("ombrage_bas_gauche").style.visibility = "visible";        
        document.getElementById("ombrage_bas_droite").style.visibility = "visible";        
        document.getElementById("content").style.visibility = "visible";        
        document.getElementById("bottom_panel").style.visibility = "visible";        
        document.getElementById("bottom_background").style.visibility = "visible";	
        document.getElementById("ombrage_haut_droite").style.visibility = "visible";
        	
}