function MM_reloadPage(init) {  //reloads the window if Nav4 resized
  if (init==true) with (navigator) {if ((appName=="Netscape")&&(parseInt(appVersion)==4)) {
    document.MM_pgW=innerWidth; document.MM_pgH=innerHeight; onresize=MM_reloadPage; }}
  else if (innerWidth!=document.MM_pgW || innerHeight!=document.MM_pgH) location.reload();
}
MM_reloadPage(true);
function MM_findObj(n, d) { //v4.01
  var p,i,x;  if(!d) d=document; if((p=n.indexOf("?"))>0&&parent.frames.length) {
    d=parent.frames[n.substring(p+1)].document; n=n.substring(0,p);}
  if(!(x=d[n])&&d.all) x=d.all[n]; for (i=0;!x&&i<d.forms.length;i++) x=d.forms[i][n];
  for(i=0;!x&&d.layers&&i<d.layers.length;i++) x=MM_findObj(n,d.layers[i].document);
  if(!x && d.getElementById) x=d.getElementById(n); return x;
}
function MM_setTextOfLayer(objName,x,newText) { //v4.01
  if ((obj=MM_findObj(objName))!=null) with (obj)
    if (document.layers) {document.write(unescape(newText)); document.close();}
    else innerHTML = unescape(newText);
}

function win_size()
{
	
	var Mynav = navigator.appName;
	ns = (Mynav == 'Netscape') ? 1:0;
	ie = (Mynav == 'Microsoft Internet Explorer') ? 1:0;
   var w_s=new Array(2);
   w_s[0]=100; // width
   w_s[1] =100; // height
   

      if (ns) 
      {
         w_s[0]= window.innerWidth; // width
         w_s[1] = window.innerHeight; // height
      }
      if(ie) 
      {
         w_s[0] = document.body.offsetWidth;
         w_s[1] = document.body.offsetHeight;
      }

   return w_s;
}

function ouvertureplan(div1, div2){

			 var w_s=win_size();
			 var lardiv=parseInt(document.getElementById(div1).style.width)*1;
 
               document.getElementById(div1).style.left=Math.floor(w_s[0]/2)-parseInt(lardiv/2)+'px'; 
			   document.getElementById(div1).style.display = 'block';
			   
			   document.getElementById(div2).style.left=Math.floor(w_s[0]/2)-parseInt(lardiv/2)+'px'; 
			   document.getElementById(div2).style.display = 'block';
 }