(function($) {
	$.fn.donationForm = function() {
		var $form = this;
	    var $meters = $("input[name=don]", $form);
	    $meters
	    	.bind("click", function() {
	    		this.select();
	    	})
	    	.bind("keyup", function() {
		    		var value = parseInt($(this).val());
		    		if (value < 0) value *= -1;
		    		$("#amount", $form).text(isNaN(value) ? 0 : value);
		    })
		    .keyup();
		  
		var $donationBtn = $("#donation-btn", $form);
		$donationBtn.bind("click", function() {
			var openWin = function(url, name, w, h) {
				var win = window.open(url, name, "width=" + w + ",height=" + h + ",scrollbars=yes");
				win.moveTo(250, 20);
				return win;
			};
		
			var paypal = openWin("about:blank", "paypal", 850, 700);
			paypal.document.open("text/html", "replace");
			paypal.document.write("Loading...");
			paypal.document.close();
			var $amount = $("<input type='hidden' name='amount' value='" + $meters.val() + "' />");
			  $("#paypal-donation", $form)
			  	.append($amount)
			  	.submit();
			$amount.remove();
		
			return false;
		});

		return this;
	};


	$(document).ready(function() {
		// main menu
	    $("#main_menu li")
	    	.hover(
	        function() { 
	        	$(this).addClass("over");
	        	$("ul", this).fadeIn("fast"); 
	        }, 
	        function() { 
	        	$(this).removeClass("over");
	        } 
	   	);
	   	
	   	// pages main language tabs
	   	$("ul#pages-language-tabs li a").bind("click", function() {
	   		$("ul#pages-language-tabs li.selected").removeClass("selected");
	   		$(this).parent().addClass("selected");
	   		
	   		$("div.tab-content.selected").removeClass("selected").hide();
	   		$("div.tab-content." + this.hash.substring(1)).toggle().addClass("selected");
	   		return false;
	   	});

		// all hover tips
	    /*$("a.tiptext").bt({
		  	trigger: "hover",
		  	width: 400,
		  	contentSelector: "$('span', this).html()",
		  	fill: "#dedede",
		  	cssStyles: {textAlign: "left"}
		});
	    $("a.tiptextclick").bt({
		  	trigger: "click",
		  	width: 400,
		  	contentSelector: "$('span', this).html()",
		  	fill: "#dedede",
		  	cssStyles: {textAlign: "left"}
		});*/
		$("a.fancy").fancybox({
			'hideOnContentClick': false
		});
		
		// the donation form
		$("div#donation-box").donationForm();

	});
})(jQuery);