function arrondirChamps(idChamps, classeConteneur, classeBordure){
	var champs 			= $('#'+idChamps);
	var largeurChamps 	= champs .css("width");
	var largeurInjection= parseInt(largeurChamps) + 8;
	injection 			= champs.wrap("<div class='"+classeConteneur+"'></div>").parent();
	
	injection.wrap('<div class="'+classeBordure+'" style="width: '+largeurInjection+'px;"></div>');
	injection.corner("round 4px").parent().css('padding', '1px').corner("round 5px");
}