$.bootstrap={
	/**
	 * initialize head menu and side bar
	 */
	initialize:function(){
		$('.kwicks').kwicks({
			 maxWidth: 190,
			 duration: 800,
			 easing: 'easeOutQuint'
		});
		$("#sidebar #social li a").each(function(index,item){
			var icon=$(item);
			icon.mouseover(function(){
				icon.fadeTo(200,0.6);
			}).mouseout(function(){
				icon.fadeTo(200,1);
			});
		});
	},
	/**
	 * initialize home page
	 */
	initializeHome:function(){
		var selectedIndex=0;
		var buttonNavs=$("#photo_handler li a");
		buttonNavs.each(function(index,item){
			$(item).click(function(){
				$("#images").stop(true).animate({top:-400*index});
				onPhotoChanged(index);
			});
		});
		var shortNavs=$("#home .shortnav a");
		shortNavs.each(function(index,item){
			$(item).click(function(){
				$("#images").stop(true).animate({top:-400*index});
				onPhotoChanged(index);
			});
			
		});
		function onPhotoChanged(index){
			if(selectedIndex==index){
				return;
			}
			if(selectedIndex!=-1){
				$(shortNavs[selectedIndex]).removeClass('active');
				$(buttonNavs[selectedIndex]).removeClass('active');
			}
			selectedIndex=index;
			$(shortNavs[selectedIndex]).addClass('active');
			$(buttonNavs[selectedIndex]).addClass('active');
		}

	},
	/**
	 * initialize about page
	 */
	initializeAbout:function(){

	},
	/**
	 * initialize portfolio page
	 */
	initializePortfolio:function(){

	},
	/**
	 * initialize contact page
	 */
	initializeContact:function(){
		$('.required').each(function(index,el){
			var inputItem=$(el);
			inputItem.blur(function(){
				validateForm();
			});
		});

		$('#commentform #submit_comment').click(function(){
			if(!validateForm()){
				$('.error-field').stop(true).animate({opacity:0.5}).animate({opacity:1});
			}else{
				$('#commentform').submit();
			}
		});
		
		function isValidEmail(email, ignoreMode){
			var email=$.trim(email);
			if(ignoreMode&&email==""){
				return true;
			}
			return email.search(/^\w+((-\w+)|(\.\w+))*\@[A-Za-z0-9]+((\.|-)[A-Za-z0-9]+)*\.[A-Za-z0-9]+$/)!=-1;
		}
		
		function validateForm(){
			var username_el=$('#commentform #author');
			var email_el=$('#commentform #email')
			var website_el=$('#commentform #website');
			var content_el=$('#commentform #comment');
			var isValid=true;
			if($.trim(username_el.val())==""){
				username_el.addClass('error-field');
				isValid=false;
			}else{
				username_el.removeClass('error-field');
			}
			if(!isValidEmail(email_el.val())){
				email_el.addClass('error-field');
				isValid=false;
			}else{
				email_el.removeClass('error-field');
			}
			if($.trim(content_el.val())==""){
				content_el.addClass('error-field');
				isValid=false;
			}else{
				content_el.removeClass('error-field');
			}
			return isValid;
		}

	}
};

(function(){
	if($.browser.msie&&$.browser.version=="6.0"){
		$(document).ready(function(){
			$("#wrapper").html("<h1>This website does not support IE6, please browse it with another browser.</h1>");
		});
		return;
	}else{
		$(document).ready(function(){
			$.bootstrap.initialize();
			$.bootstrap.initializeHome();
			$.bootstrap.initializeAbout();
			$.bootstrap.initializePortfolio();
			$.bootstrap.initializeContact();
		});
	}
})();