$(document).ready(function(){
		resize_modalbox();
		$(window).resize(function(){
			resize_modalbox();
		});
	});
	function resize_modalbox()
	{
		var largeur = $(window).width();
		var width_g = 0;
		var width_d = 0;
		var width_p = 990;
		if(largeur >= 1280)
		{
			width_g = 145;
			width_d = 145;
			width_p = 1280;
		}
		else if(largeur <= 990)
		{
			width_g = 0;
			width_d = 0;
			width_p = 990;
		}
		else
		{
			width_g = Math.floor((largeur - 990) / 2);
			width_d = largeur - 990 - width_g
			width_p = largeur;
		}
		
		$('.habillage_pubs').css('maxWidth', width_p);
		$('.habillage_g').css('maxWidth', width_g);
		$('.habillage_d').css('maxWidth', width_d);
	}