/*
	Zicht jQuery Tools
*/

;(function($){

	$.fn.pngfix = function () {	
		if ($.browser.msie && $.browser.version < 7) {
			return this.each (function () {
				$(this).css({
					filter: "progid:DXImageTransform.Microsoft.AlphaImageLoader(src='"+this.src+"')"
				});
				this.src = 'images/blank.gif';
			});
		} else {
			return this;
		}
	};

	$.prefetch = function () {
		for (var i=0; i<arguments.length; i++)  {
			$('<img>').attr('src', arguments[i]);
		}
	}

	$.fn.imghover = function () {
		return this.each (function () {
			$(this).data('__img__original', this.src);
			$.prefetch($(this).attr('hover'));
		}).hover(function(){
			this.src = $(this).attr('hover');
		},function(){
			this.src = $(this).data('__img__original');
		});
	};

	$.setCookie = function (name, value, days) {
		if (days) {
			var date = new Date();
			date.setTime(date.getTime()+(days*24*60*60*1000));
			var expires = "; expires="+date.toGMTString();
		}
		else var expires = "";
		document.cookie = name+"="+value+expires+"; path=/";
	}

	$.getCookie = function (name) {
		var nameEQ = name+"=";
		var ca = document.cookie.split(';');
		for(var i=0; i<ca.length; i++) {
			var c = ca[i];
			while (c.charAt(0)==' ') c = c.substring(1, c.length);
			if (c.indexOf(nameEQ) == 0) return c.substring(nameEQ.length, c.length);
		}
		return '';
	}

	$.clearCookie = function (name) {
		setCookie(name,"",-1);
	}

})(jQuery);