function ouvrirPopup(url, pLargeur, pHauteur, options)
{
	var posX = (screen.width / 2) - (pLargeur / 2);
	var posY = (screen.height / 2) - (pHauteur / 2);
	window.open(url,"popup","width = " + pLargeur + ", height = " + pHauteur + ", left = " + posX + ", top = " + posY + options);
}

function updatePoleHiddenField()
{
	var cbx = document.getElementsByName('poles[]') ; 
	// alert('Longueur = ' + cbx.length) ;
	var selected = "" ; 
	for(i = 0 ; i < cbx.length ; i++)
	{
		if(cbx[i].checked == true)
		{
			selected = selected + cbx[i].value + '-' ;
		}
	}
	selected = selected.length > 0 ? selected.substr(0, selected.length - 1) : '' ; 
	// alert(selected) ; 
	var hidden_field = document.getElementById('search_pole') ; 
	hidden_field.value = selected ; 
	hidden_field.form.submit();
}