$(document).ready(function(){
						   
$(function() {
	// Use this example, or...
	
	$('#covers area').lightBox({
		txtImage: 'Cover',
		txtOf: 'van de'
	});
	$('#formright a').lightBox({
		txtImage: 'Cover',
		txtOf: 'van de'
	});
});
						   						   				   
	$(document).pngFix(); 

	if ($("#extra_1").is(":checked")){
    $('.aflever').removeClass("hidden");
	}
	
	$("#extra_1").click(function () {
	 	$("#aflever").slideToggle(300);
	});
	
	$("#submit").attr("disabled", "disabled"); // Auto disable
	check();
	
	$('input[type=radio]').click(function () {
	 	check();
	});
	
	function check(){
		if ($("#cover1").is(":checked") || $("#cover2").is(":checked") || $("#cover3").is(":checked")){
	    	$("#submit").removeAttr("disabled"); // Enable
		}
	}

	$("a[@href$=pdf]").addClass("pdf").attr({ target: "_blank" });

	$("a[@href$=zip]").addClass("zip").attr({ target: "_blank" });

	$("a[@href$=psd]").addClass("psd").attr({ target: "_blank" });
	
	$("a[@href^='http']").attr('target','_blank')
		.addClass("external")
		.attr({ target: "_blank" });
		
});



$(function(){

    $('a[href*=#]').click(function() {
    
    if (location.pathname.replace(/^\//,'') == this.pathname.replace(/^\//,'') 
        && location.hostname == this.hostname) {
        
            var $target = $(this.hash);
            
			if(this.hash == '#intro'){
				document.title = "Koude uitsluiting - Marcel van Brouwershaven | Uitgeverij Andreia, Den Haag | Home";	
			}else{
				document.title = "Koude uitsluiting - Marcel van Brouwershaven | Uitgeverij Andreia, Den Haag | "+this.innerHTML;
			}			
			
            $target = $target.length && $target || $('[name=' + this.hash.slice(1) +']');
            
            if ($target.length) {
            
                var targetOffset = $target.offset().top;
                
                $('html,body').animate({scrollTop: targetOffset}, 1000);
                    
                return false;
                
            }
            
        }
        
    });
    
});