add facebook and instagram links for computer

front/src/view/PageHeader.js

@@ -16,6 +16,9 @@ const PageHeader = (props) => {
 				{props.isLogged ? <LogoutButton style={{position:"absolute",top:'2em' ,right:"2em"}}/>:
 						<Button icon="male" content="Espace admin" style={{position:"absolute",top:'2em' ,right:"2em"}} onClick={() =>window.location=`${env.backURL}/oauth/login`}/>
                 }
+                
+                <Button icon="facebook" content="Facebook" style={{position:"absolute",top:'2em' ,left:"2em", color: "white", backgroundColor:"#3b5998"}} onClick={() =>window.location.assign("https://www.facebook.com/LeToucanDechaine")}/>
+                <Button icon="instagram" content="Insta" style={{position:"absolute",top:'5em' ,left:"2em", color: "white", backgroundColor:"#c13584"}} onClick={() =>window.location.assign("https://www.instagram.com/le.toucan.dechaine/")}/>
             </div>,
             // Si le format est celui d'un téléphone
             <div class="phoneItem" style={{textAlign:"center"}}>