<!--
function MM_preloadImages() { //v3.0
  var d=document; if(d.images){ if(!d.MM_p) d.MM_p=new Array();
    var i,j=d.MM_p.length,a=MM_preloadImages.arguments; for(i=0; i<a.length; i++)
    if (a[i].indexOf("#")!=0){ d.MM_p[j]=new Image; d.MM_p[j++].src=a[i];}}
}
//-->

var startwindow ;
var ah ;
var aw ;
var pos_x ;
var pos_y ;
function openWindow(ToOpen) {
	if (!this.startwindow || this.startwindow.closed) {
		if (window.screen) {
			var ah = screen.availHeight - 30 ;
			var aw = screen.availWidth - 10 ;
			var pos_x = Math.round((aw - 600)/2) ;
			var pos_y = Math.round((ah - 505)/2) ;
		} else {
			var pos_x = 50 ;
			var pos_y = 50 ;
		}
		this.startwindow = window.open(ToOpen,"diaporama","width=600,height=505,left="+pos_x+",top="+pos_y+",toolbar=no,status=no,scrollbars=no,resizable=no,location=no,menubar=no,directories=no");
		this.startwindow.focus() ;
    } else {
	    this.startwindow.location.href = toOpen;
		this.startwindow.focus() ;
	}
}