function $_GET(name){// FUNCTION TO ACT LIKE PHP'S $_GET SUPERGLOBAL
	var url=window.location.search.substring(1);
	var get=url.split("&");
	for (i=0; i < get.length; i++) {
		var val=get[i].split("=");
		if(val[0]==name){ return val[1]; }
	}
}
function resizeCart(){// RESIZES HEIGHT OF CART
	$('#cartPreview').css({visibility:'hidden',display:'block'});
	var cartHeight=$('#cartPreview .wrap').height();
	$('#cartPreview').css({visibility:'visible',display:'none'});
	$('#cartPreview').height(cartHeight);
}
function prepareZoom(e){// CALLBACK FUNCTION FOR MAGNIFIER
	var id=e.children()[0].id;
	var num=e.children().length;
	if(id=='f1'){ e.css('display','block').addClass('active'); }
	else{ setTimeout(function(){ e.css('display','none');},100); }
	
	if((id=='f'+num)){ $('#full').css({'height':'auto','overflow':'visible'}); }
}
function refreshCart(formData){// REFRESHES CART PREVIEW BOX, THEN DISPLAYS AND RE-ASSIGNS CLICK FUNCTIONALITY
	var isError=formData.split(/-/g).length-1;
	
	if(isError < 1){
		$.ajax({
			url: "http://www.theperfectgift.co.nz/snippets/xshop/cartPreview.php",
			cache: false,
			success: function(html){
				$("#content-header .r").empty().append(html);
				
				setTimeout(function(){
					resizeCart();
					$('#cartPreview').slideDown(500,'easeOutBack').addClass('visible');
					
					setTimeout(function(){
						if($('#cartPreview').hasClass('visible')){ $('#cartPreview').slideUp(400,'easeInBack').removeClass('visible'); }
					},2000);
				},600);
			
				$('#cartPreviewButton').css('outline','none').attr({href:'javascript:void(0);'}).bind('click',function(){
					if($('#cartPreview').hasClass('visible')){ $('#cartPreview').slideUp(400,'easeInBack').removeClass('visible'); }
					else{ $('#cartPreview').slideDown(500,'easeOutBack').addClass('visible'); }
				});
				$('#cartPreview').bind('mouseleave',function(){
					if($('#cartPreview').hasClass('visible')){ $('#cartPreview').slideUp(400,'easeInBack').removeClass('visible'); }
				});
			}
		});
	}
}
function updateSearchFields(){// UPDATES ADVANCED PRODUCT SEARCH FIELDS BASED ON CATEGORY SELECTED
	var cat=$('#searchOpts select#cat').val();
	var brand=$('#searchOpts select#b').val();
	
	$.ajax({
		url: "http://www.theperfectgift.co.nz/snippets/xshop/shopData.php?ajax=1&cat="+cat+"&b="+brand,
		cache: false,
		success: function(html){
			$('#searchOpts').empty().append(html);
			$('#searchOpts select#cat').change(function(){
				updateSearchFields();
			});
		}
	});
}

jQuery(function($){
	// INIT SEARCH BOX EMPTY FUNCTIONALITY
	$('#searchBox form input:first-child').focus(function(){
		if(this.value==this.defaultValue){
			this.value="";
		}
	}).blur(function(){
		if(this.value==''){
			this.value=this.defaultValue;
		}
	});
	
	// ADD CART PREVIEW FUNCTIONALITY
	resizeCart();
	$('#cartPreviewButton').css('outline','none').attr({href:'javascript:void(0);'}).bind('click',function(){
		if($('#cartPreview').hasClass('visible')){ $('#cartPreview').slideUp(400,'easeInBack').removeClass('visible'); }
		else{ $('#cartPreview').slideDown(500,'easeOutBack').addClass('visible'); }
	});
	$('#cartPreview').bind('mouseleave',function(){
		if($('#cartPreview').hasClass('visible')){ $('#cartPreview').slideUp(400,'easeInBack').removeClass('visible'); }
	});
	
	// CREATE PRODUCT PHOTO GALLERY
	if($('#t1').length){
		$('#thumbs img').mousedown(function(){
			var id=this.id.replace('t','#f');
			var thumb=this.id.replace('t','#t');
			if($('#registry').length){
				if(!$(id).hasClass('active')){
					$('#full .active').removeClass('active').fadeOut(300, function(){
						$(id).fadeIn(200).addClass('active');
						$('#thumbs .active').removeClass('active');
						$(thumb).addClass('active');
					});
				}
			}else{
				if($('#full .w').length){
					if(!$(id).parent().hasClass('active')){
						$('#full .active').removeClass('active').fadeOut(300, function(){
							$(id).parent().fadeIn(200).addClass('active');
							$('#thumbs .active').removeClass('active');
							$(thumb).addClass('active');
						});
					}
				}else{
					if(!$(id).hasClass('active')){
						$('#full .active').removeClass('active').fadeOut(300, function(){
							$(id).fadeIn(200).addClass('active');
							$('#thumbs .active').removeClass('active');
							$(thumb).addClass('active');
						});
					}
				}
			}
		});
	}
	
	// ADD CURRENCY CONVERTER FUNCTIONALITY
	if($('#converter').length){
		var btn=$('span#converter a');
		$(btn).attr({'href':'javascript:void(0);','target':''}).click(function(){
			// GET CURRENT PRODUCT PRICE IF APPLICABLE
			if($('#x_price').length){
				var price=$('#x_price').text().replace('$','');
			}else{ var price=1; }
		
			// DEFINE CONVERTER HTML
			var form='\
<div id="x_converter"><div class="bg"></div>\n\
 <div class="x_container">\n\
  <div class="x_close"><a href="javascript:void(0);">close</a></div>\n\
  <iframe id="frame" src="http://www.theperfectgift.co.nz/snippets/converter.php?p='+price+'" frameborder="0" scrolling="no"></iframe>\n\
 </div>\n\
</div>';
	
			// ADD CONVERTER TO PAGE BODY
			$('body').prepend(form);
			
			// DEFINE CLOSE FUNCTION
			$('#x_converter .x_container .x_close a, #x_converter .bg').unbind().click(function(){
				$('#x_converter, #x_converter .x_container, #x_converter .x_container div').fadeOut(200,function(){ $(this).remove(); });
			});
			
			// CENTRE THE CONVERTER AND FADE IN
			$('#x_converter').css('display','block');
			var posX=($(document).width()/2)-($('#x_converter .x_container').width()/2)-($('#x_converter .x_container').css('border-left-width').replace('px',''));
			$('#x_converter').css('display','none');
			$('#x_converter .x_container').css('left',posX);
			$('#x_converter').fadeIn(200);
		});
	}
	
	// SET UP ADD TO CART AJAX FUNCTIONALITY
	if($('#options').length){
		var id=$_GET('id');
		var options = { 
			url:	'http://www.theperfectgift.co.nz/snippets/xshop/shopData.php?ajax=1&id='+id,
			type:	'post',
			target:	'#msg',
			success: refreshCart
		}; 
		
		$('#details form').submit(function() { 
			$(this).ajaxSubmit(options); 
			return false; 
		});
	}
	
	// ADD DYNAMIC SEARCH FUNCTIONALITY
	if($('#searchOpts').length>0){
		$('#searchOpts select#cat').change(function(){
			updateSearchFields();
		});
	}
	
	// ADD TOGGLE FUNCTIONALITY FOR SHIPPING ADDRESS FIELDS
	if($('#same').length){
		if($('#same').attr('checked')){ $('#shipping').css('display','none'); }else{ $('#shipping').addClass('visible'); }
		$('#same').click(function(){
			if($('#shipping').hasClass('visible')){ $('#shipping').fadeOut(200).removeClass('visible'); }
			else{ $('#shipping').fadeIn(200).addClass('visible'); }
		});
	}
	
	// ADD DATEPICKER IF INPUTS WITH .dpick CLASS EXIST
	if($('input.dpick').length){
		$('input.dpick').datepicker({ dateFormat: 'dd/mm/yy' });
	}
	
	// ADD EMAIL GIFT SLIP FUNCTIONALITY
	if($('form#slips').length){
		// ADD 'PREVIEW E-MAIL GIFT SLIP' FUNCTIONALITY
		$('form#slips span#preview').css('display','block').click(function(){
			var id=$_GET('send');
			window.open('http://www.theperfectgift.co.nz/registry/manage/?preview='+id,'preview','width=430,height=300');
		});
		
		// ADD POPUP 'PRINT GIFT SLIPS' FUNCTIONALITY
		var href=$('span#print.btn a').attr('href');
		$('span#print.btn a').attr({'href':'javascript:void(0);','target':''}).click(function(){
			var iframe='<iframe id="printslip" name="printslip" src="'+href+'"></iframe>';
			
			$('#printslip').remove();
			$(document.body).append(iframe);
		});

		// ADD 'ADD RECIPIENT' FUNCTIONALITY
		$('form#slips a#add').css('display','block').click(function(){
			var num=$('form#slips #recipients div').length;
			var row=$('<div style="display:none"><label for="name'+num+'">Name:</label> <input id="name'+num+'" name="name[]" type="text" value="" /> <label for="email'+num+'">E-mail:</label> <input id="email'+num+'" name="email[]" type="text" value="" /></div>'+"\n");
			
			$('form#slips #recipients').append(row);
			$(row).show(300);
		});
	}
});