function ouvrirFenetre(page,largeur,hauteur,Zoptions){
	var top=(screen.height-hauteur)/2;
	var left=(screen.width-largeur)/2;
	window.open(page,"","top="+top+",left="+left+",width="+largeur+",height="+hauteur+",menubar=no,scrollbars=yes,statusbar=no");
	
}

if (window.innerHeight) {
	theHeight=window.innerHeight;
} else if (document.documentElement && document.documentElement.clientHeight) {
	theHeight=document.documentElement.clientHeight;
} else if (document.body) {
	theHeight=document.body.clientHeight;
}

//alert(theHeight);