public void affichage(){
		System.out.println("+------------+");
		if (this.valTab[0]>=0) {
			System.out.println("|      "+this.valTab[0]+"     |");
		} else {
			System.out.println("|     "+this.valTab[0]+"     |");
		}
		if (this.valTab[1]>=0 && this.valTab[3]>=0) {
			System.out.println("|  "+this.valTab[3]+" ["+this.etiquette+"] "+this.valTab[1]+"   |");
		} else {
			if (this.valTab[1]>=0 || this.valTab[3]>=0) {
				System.out.println("|  "+this.valTab[3]+" ["+this.etiquette+"] "+this.valTab[1]+"  |");
			} else {
				System.out.println("|  "+this.valTab[3]+" ["+this.etiquette+"] "+this.valTab[1]+" |");
			}
		}
		
		if (this.valTab[2]>=0) {
			System.out.println("|      "+this.valTab[2]+"     |");
		} else {
			System.out.println("|     "+this.valTab[2]+"     |");
		}
		System.out.println("+------------+");
	}