function submitForm(params) {
    args  = params.split('&');
    nargs = args.length;
    
    for(i=0;i<nargs;i++) {
	poseg = (args[i].indexOf('=',0));
	name  = args[i].substring(0,poseg);
	value = args[i].substring(poseg+1,args[i].length);
	
	var elt = document.forms["form"].elements[name];
	if (elt==null) {
	    alert("element " + name + " n'existe pas dans le formulaire form");
	    return;
	}
	elt.value = value;
    }
    
    document.forms["form"].submit();
}

function popup(url) {
    window.open(url, 'popup', 'width=600, height=400, scrollbars=1');
    //window.open(url);
}