var signin_form_state = 'hidden';



$(document).ready(function(){	
	
	$("#signin_menu").hide();
	
    // SIGNIN START //
    $(".signin").click(function(e){
		toggleSigninForm();
        $(".signin").toggleClass("menu-open");
    });
});



// TOGGLE SIGNIN FORM VISIBILITY //
function toggleSigninForm () {
	
	$('.topnav .drop_marker').toggleClass("down");
	
	if ( signin_form_state == 'hidden' ) {
		
		signin_form_state = 'visible';
		$("#signin_menu").show("slide", { direction: "down" }, 500);
		
		
	} else {
		
		signin_form_state = 'hidden';
		$("#signin_menu").hide("slide", { direction: "down" }, 500);
	};
};