$(function(){
    var minimum_value = 1.35;
    $('#form_paypal').submit(function(){
        if ($('#input_amount').val() > null){
            if ($('#input_amount').val() < minimum_value){
                $('#paypal_noamount').hide();
                $('#paypal_moreamount').fadeIn();
                return false;
            }else{
                $('#paypal_moreamount').hide();
                $('#paypal_noamount').hide();
                $('#paypal_activity').fadeIn();
                return true;
            }
        }else{
            $('#paypal_moreamount').hide();
            $('#paypal_noamount').fadeIn();
            return false;
        }
    });
    
    $('#container div.topnav ul li.b1').click(function(){
        document.location.href = siteRoot+'/section/about/';
    }).mouseover(function(){
        $('.topnav').css({backgroundPosition:"0px -42px"});
    }).mouseout(function(){
        $('.topnav').css({backgroundPosition:"0px 0px"});
    });
    
    $('#container div.topnav ul li.b2').click(function(){
        document.location.href = siteRoot+'/section/donate/';
    }).mouseover(function(){
        $('.topnav').css({backgroundPosition:"0px -84px"});
    }).mouseout(function(){
        $('.topnav').css({backgroundPosition:"0px 0px"});
    });
    
    $('#container div.topnav ul li.b3').click(function(){
        document.location.href = siteRoot+'/section/volunteer/';
    }).mouseover(function(){
        $('.topnav').css({backgroundPosition:"0px -126px"});
    }).mouseout(function(){
        $('.topnav').css({backgroundPosition:"0px 0px"});
    });
    
    $('#container div.topnav ul li.b4').click(function(){
        document.location.href = siteRoot+'/section/news/';
    }).mouseover(function(){
        $('.topnav').css({backgroundPosition:"0px -168px"});
    }).mouseout(function(){
        $('.topnav').css({backgroundPosition:"0px 0px"});
    });
    
    $('#container div.topnav ul li.b5').click(function(){
        document.location.href = siteRoot+'/section/contact/';
    }).mouseover(function(){
        $('.topnav').css({backgroundPosition:"0px -210px"});
    }).mouseout(function(){
        $('.topnav').css({backgroundPosition:"0px 0px"});
    });
});