$(document).ready(function(){
	$('#client_login').click(function(e){
		e.preventDefault();
		$('.error').remove();
		
		//Get the screen height and width
		var maskHeight = $(document).height();
		var maskWidth = $(window).width();
	
		//Set height and width to mask to fill up the whole screen
		$('#mask').css({'width':maskWidth,'height':maskHeight});
		
		//transition effect		
		$('#mask').fadeIn("fast");	
		
		//Get the window height and width
		var winH = $(window).height();
		var winW = $(window).width();
 			
		//Set the popup window to center
		$('#loginbox').css('top',  winH/2-$('#loginbox').height()/2);
		$('#loginbox').css('left', winW/2-$('#loginbox').width()/2);
		
		//show loginbox
		$('#loginbox').fadeIn(1000);
	});

	$('#loginbox .close').click(function(e){
		e.preventDefault();
		closeform();
	});
	
	$('#mask').click(function(){
		closeform();
	});
	
	function closeform(){
		$('#loginbox , #mask').fadeOut(1500);
	}
	
});