/**
 * Global Onload Method
 * 
 * currently this sets up the tell a friend popup in a lightbox as well as sets up the bookmark site link.
 */

$(function() {
	
	// attach fancybox to the send to friend link in the footer if both exist
	/*
	if ($.fancybox && $('#tellAFriend').length >= 1) {
		$('#tellAFriend').fancybox({
			'autoScale'			: false,
			'scrolling'			: 'no',
			'centerOnScroll'	: true,
			'overlayOpacity'	: 0.5,
			'overlayColor'		: '#000', 
			'showNavArrows'		: false,
			'width'				: 420,
			'height'			: 310,
			'transitionIn'		: 'elastic',
			'transitionOut'		: 'elastic',
			'type'				: 'iframe'
		});
	}
	*/

	// attach jquery bookmark plugin to the bookmark site link.
	/*if (document.getElementById('bookmarkSite') && $('#bookmarkSite').length >= 1) {
		$('#bookmarkSite').jFav();
	}*/

	var h1=650;
	
	//if (h1>$(window).height())
	//	h1=$(window).height();

	$('div.out-of-print-button a').fancybox(
	{
		'width': 800,
		'height': h1,
		'centerOnScroll'	: true,
		//'transitionIn'		: 'elastic',
		//'transitionOut'	: 'elastic',
		'type': 'iframe',
		'onClosed': function()
		{
			var str=''+this.href;

			str=str.substring(str.indexOf('&redir=')+7, str.length);
			if (str!='')
			{
				str='/products/'+str;
				window.location=str;
			}
		}
	});

	$('div.out-of-print-continue-button a').click(function()
	{
		parent.$.fancybox.close();
		parent.window.location=this.href;
		return true;
	});

});


/**
 * This is a jquery plugin that I use to preload a bunch of images, its easy to use, just call 
 * 
 * $.preLoadImages("image1.jpg", "image2.jpg")
 * 
 */
(function($) {
	var cache = [];
	// Arguments are image paths relative to the current page.
	$.preLoadImages = function() {
		var args_len = arguments.length;
		for (var i = args_len; i--;) {
			var cacheImage = document.createElement('img');
			cacheImage.src = arguments[i];
			cache.push(cacheImage);	
		}
	};
})(jQuery);




/* EMAIL FUNCTIONS NEED TO BE PUT INTO AN OVERLAY - REMOVE WHEN DONE */
function email_this_item(i) {
	var win, ht;
	ht=340;
	win=window.open('/pages/email_this_page.php?item='+escape(i), 'email_this_item','resizable,width=420,height='+ht+',left=200,top=120,status');
}


function changePerPage(osel) {

	var val = osel[osel.selectedIndex].value;
	url = new Url(location.href);
	url.setVar('perpage', val);
	url.go();

}

function changeOrder(osel) {
   var val = osel[osel.selectedIndex].value;
   url = new Url(location.href);
   url.setVar('order', val);
   url.go();
}

function toggleDirection(dir) {
   var set = (dir == 'ASC') ? 'DESC' : 'ASC';
   url = new Url(location.href);
   url.setVar('dir', set);
   url.go();
} 

function showHide(element) {
	if(jQuery(element).css('display') == "none"){
		jQuery(element).slideDown('fast');
	}else{
		jQuery(element).slideUp('fast');
	}
}

function over(obj) {
	// first lets see if the src of this image is blank.gif and if its IE6 - Based on these conditions
	// we know that its a png fix so we need to alter the method of changing the image background as oposed
	// to the image source.
	var filename = obj.src.substring(obj.src.lastIndexOf('/')+1);

	// first lets check to see if its IE6 and if the image in a png file
	if(filename == 'blank.gif' && $.browser.msie && $.browser.version == '6.0') {
		var newFilter = (obj.style.filter.replace('.png', '-over.png'));
		obj.style.filter = newFilter;
	} else {
		obj.src=obj.src.replace('.gif', '-over.gif');
		obj.src=obj.src.replace('.jpg', '-over.jpg');
		obj.src=obj.src.replace('.png', '-over.png');
	}
}
 
function out(obj) {
	var filename = obj.src.substring(obj.src.lastIndexOf('/')+1);
	if(filename == 'blank.gif' && $.browser.msie && $.browser.version == '6.0') {
		obj.style.filter = obj.style.filter.replace('-over', '');
	} else {
		obj.src=obj.src.replace('-over', '');
	}
}