function checkBlogName() {
	$('#loading').css("display","block");
	$.ajax({
        url: global_path+'checkblogname.plain',
        type: "POST",
        data:{'name':$('#login').val()},
        dataType: "plain",
        timeout: 5000,
        error: function() {
        	$('#loading').css("display","none");
        	$('#regdiv3').css("display","block");
        	$('#regdiv3').html("Wystąpił błąd podczas łączenia z serwerem, spróbuj ponownie.");
        },
        success: function(data) {
            //$('#my_lists').html(data);
            $('#loading').css("display","none");
            if(data=='ok'){
	            $('#regdiv').css("display","none");
	            $('#regdiv1').css("display","block");
	            $('#regdiv2').css("display","block");
	            $('#regup').css("display","block");
	            $('#regdiv3').css("display","none");
	            $('#hidden_login').val($('#login').val().toLowerCase());
	            var blogpath=$('#login').val().toLowerCase()+$('#blogpath').html();
	            if(($('#login').val().length)>20){
	            	blogpath=blogpath.substr(0,30)+'...';
	            }
	            $('#blogpath').html(blogpath);
            }
            else {
            	$('#regdiv3').html(data);
            	$('#regdiv3').css("display","block");
            }
        }
    });
}

function changeUsername() {
    $('#regdiv').css("display","block");
    $('#regdiv1').css("display","none");
    $('#regdiv2').css("display","none");
    $('#regdiv3').css("display","none");
    $('#post_login_error').css("display","none");
    $('#regup').css("display","none");
    $('#blogpath').html('.blopix.pl');
}