var the_window;
var the_popup;
var the_modal;

function window_open(the_url, the_width, the_height) {
   the_posx = (screen.width - the_width) / 2;
   the_posy = (screen.height - the_height) / 2;
	the_window = window.open(the_url, 'new_window', 'toolbar=no,status=no,scrollbars=yes,location=no,menubar=no,directories=no,resizable=yes,left='+the_posx+',top='+the_posy+',width='+the_width+',height='+the_height);
  	the_window.focus();
}

function window_close() {
	the_window.close();
}

function popup_open(the_url, the_width, the_height) {
   the_posx = (screen.width - the_width) / 2;
   the_posy = (screen.height - the_height) / 2;
	the_popup = window.open(the_url, 'new_popup', 'toolbar=no,status=no,scrollbars=yes,location=no,menubar=no,directories=no,resizable=yes,left='+the_posx+',top='+the_posy+',width='+the_width+',height='+the_height);
  	the_popup.focus();
}

function popup_close() {
	the_popup.close();
}

function popup2_open(the_url, the_width, the_height) {
   the_posx = (screen.width - the_width) / 2;
   the_posy = (screen.height - the_height) / 2;
	the_popup2 = window.open(the_url, 'new2_popup', 'toolbar=no,status=no,scrollbars=yes,location=no,menubar=no,directories=no,resizable=yes,left='+the_posx+',top='+the_posy+',width='+the_width+',height='+the_height);
  	the_popup2.focus();
}

function popup2_close() {
	the_popup2.close();
}

function modal_open(the_url, the_width, the_height) {
	the_modal = window.showModalDialog(the_url, 'new_modal', 'help:no;status:no;scroll:yes;center:yes;dialogWidth:'+the_width+'px;dialogHeight:'+the_height+'px');
}

// redirige la page courant vers une page donnée
function redir_page(the_page) {   
   window.location.href = the_page;
}