// JavaScript Document
function roll_over(img_name, img_src){
   			document[img_name].src = img_src;
   	}
function knoppenover(knop){
		if(knop=="start"){	
			roll_over('start', 'http://www.gillaviation.be/images/start_over.jpg');
		}
		if(knop=="service"){	
			roll_over('service', 'http://www.gillaviation.be/images/service_over.jpg');
			roll_over('start', 'http://www.gillaviation.be/images/start_service.jpg');
		}
		if(knop=="contact"){	
			roll_over('contact', 'http://www.gillaviation.be/images/contact_over.jpg');
			roll_over('service', 'http://www.gillaviation.be/images/service_contact.jpg');
		}
		if(knop=="news"){	
			roll_over('news', 'http://www.gillaviation.be/images/news_over.jpg');
			roll_over('contact', 'http://www.gillaviation.be/images/contact_news.jpg');
		}
		if(knop=="newsletter"){	
			roll_over('newsletter', 'http://www.gillaviation.be/images/certification_over.jpg');
			roll_over('news', 'http://www.gillaviation.be/images/news_newsletter.jpg');
		}
		if(knop=="snapshots"){	
			roll_over('snapshots', 'http://www.gillaviation.be/images/snapshots_over.jpg');
			roll_over('newsletter', 'http://www.gillaviation.be/images/certification_snapshots.jpg');
		}
		if(knop=="referenties"){	
			roll_over('referenties', 'http://www.gillaviation.be/images/referenties_over.jpg');
			roll_over('snapshots', 'http://www.gillaviation.be/images/snapshots_referenties.jpg');
		}
		if(knop=="email"){	
			roll_over('email', 'http://www.gillaviation.be/images/email_over.jpg');
			roll_over('referenties', 'http://www.gillaviation.be/images/referenties_email.jpg');
		}
}

function knoppenterug(knop){
		if(knop=="start"){	
			roll_over('start', 'http://www.gillaviation.be/images/start.jpg');
		}
		if(knop=="service"){	
			roll_over('service', 'http://www.gillaviation.be/images/service.jpg');
			roll_over('start', 'http://www.gillaviation.be/images/start.jpg');
		}
		if(knop=="contact"){	
			roll_over('contact', 'http://www.gillaviation.be/images/contact.jpg');
			roll_over('service', 'http://www.gillaviation.be/images/service.jpg');
		}
		if(knop=="news"){	
			roll_over('news', 'http://www.gillaviation.be/images/news.jpg');
			roll_over('contact', 'http://www.gillaviation.be/images/contact.jpg');
		}
		if(knop=="newsletter"){	
			roll_over('newsletter', 'http://www.gillaviation.be/images/certification.jpg');
			roll_over('news', 'http://www.gillaviation.be/images/news.jpg');
		}
		if(knop=="snapshots"){	
			roll_over('snapshots', 'http://www.gillaviation.be/images/snapshots.jpg');
			roll_over('newsletter', 'http://www.gillaviation.be/images/certification.jpg');
		}
		if(knop=="referenties"){	
			roll_over('referenties', 'http://www.gillaviation.be/images/referenties.jpg');
			roll_over('snapshots', 'http://www.gillaviation.be/images/snapshots.jpg');
		}
		if(knop=="email"){	
			roll_over('email', 'http://www.gillaviation.be/images/email.jpg');
			roll_over('referenties', 'http://www.gillaviation.be/images/referenties.jpg');
		}
	}	
	
	     $(document).ready(function() {	
					hideCertifications();
		        });
				function showCertifications() {
					$("#certifications").fadeIn(1000);
					setTimeout('hideCertifications()',4000);
				}
				function hideCertifications() {
					$("#certifications").fadeOut(1000);	
					showCertifications();
				}
				
				
(function($) {
	$.fn.customFadeIn = function(speed, callback) {
		$(this).fadeIn(speed, function() {
			if(jQuery.browser.msie)
				$(this).get(0).style.removeAttribute('filter');
			if(callback != undefined)
				callback();
		});
	};
	$.fn.customFadeOut = function(speed, callback) {
		$(this).fadeOut(speed, function() {
			if(jQuery.browser.msie)
				$(this).get(0).style.removeAttribute('filter');
			if(callback != undefined)
				callback();
		});
	};
})(jQuery);