$(document).ready(function() {
	
	// if(jQuery.browser.mozilla) { $('body').addClass('mozilla'); }
	// if(jQuery.browser.safari) { $('body').addClass('safari'); }
	
	// google analytics
	var pageTracker = _gat._getTracker("UA-2575846-1");
	pageTracker._initData();
	pageTracker._setAllowAnchor(true);
	pageTracker._trackPageview();
	
	// setup external links
	$('a[@rel=external]').click(function() {
		$(this).attr('target', 'blank');
	});
	
	// check for search text	
	$('#title .text').focus(function()
	{
		if($(this).val() == 'Site Search')
		{
			$(this).attr({'value':'', 'class':'text'});
		}
	}).blur(function()
	{
		val = $(this).val();
		if( val == "")
		{
			$(this).attr({value:'Site Search', 'class':'text empty'});
		}
		else
		{
			// do search
		}
	});

	email_input = $('#l257281-257281');

	// check for email address
	email_input.focus(function()
	{
		if($(this).val() == 'you@your-domain.com')
		{
			$(this).attr({'value':'', 'class':'text'});
		}
	}).blur(function()
	{
		val = $(this).val();
		if( val == "")
		{
			$(this).attr({value:'you@your-domain.com', 'class':'text empty'});
			$('#email-error').hide();
		}
		else
		{
			validate_email();
		}
	});

	if(email_input.val() == 'you@your-domain.com')
	{
		email_input.attr({'class':"text"});
	}

	$('.newsletter form').submit(function(){

		console.log(validate_email());

		if(validate_email() == false)
		{
			return false;
		}
	});
	
	if($('body').is('#home'))
	{
		$('.primary').flash({
			'src':'/uploads/promos/promo-pri-campaign-monitor.swf',
			'width':716,
			'height':359,
			'wmode':'transparent',
			'menu':'false',
			'flashvars':'clickThrough=/blog/post/74/building-campaign-monitor/'
		},
		{
			'update':false,
			'version':'8'
		});
		// $('.secondary').flash({
		// 			'src':'/uploads/promos/promo_sub_iphone.swf',
		// 			'width':196,
		// 			'height':305,
		// 			'wmode':'transparent',
		// 			'menu':'false',
		// 			'flashvars':''
		// 		},
		// 		{
		// 			'update':false,
		// 			'version':'8'
		// 		});
		
		$('#flickr-carousel').jcarousel({scroll:1}); // set up jcarousel
		$('#flickr-carousel').css({textIndent:'0'}); // display jcarousel
	}
	
	$('.permalink').click(function ()
	{
		if (!$('#your-comment').val())
		{
			var person = $(this).parent().children('strong').text();
			var content = '@<a href="#c' + $(this).text() + '">' + person + '</a>: ';
			$('#your-comment').text(content);
			$('#preview .comment').html(content);
			$('#preview').css({display:'block'});
		}
	});
	
	function livePreview ()
	{
		$('#preview .meta img').attr({src:'http://www.gravatar.com/avatar/' + md5($('#email').val()) + '?d=http%3A%2F%2Fnewism.dev%2Fimages%2Fmember_photos%2Fdefault.png'});
		$('#preview .meta strong').text($('#name').val());
		$('#preview .comment').html($('#thecomment textarea').val().replace(/\n/g, "<br />").replace(/\n\n+/g, '<br /><br />').replace(/(<\/?)script/g,"$1noscript"));
		$('#preview').css('display','block');
	}
	
	$('#name, #email, #thecomment textarea').keyup(livePreview);
	
	$('#website').keyup(function ()
	{
		$('#preview .meta strong').html('<a href="'+$('#website').val()+'">'+$('#name').val()+'</a>');
	});
	
	$('#forms #contact').click(function () { swapForms('contact'); });
	$('#forms #hire').click(function () { swapForms('hire'); });
	
	function swapForms (form)
	{
		if (form == 'contact')
		{
			$('#hire').parent().removeClass('active');
			$('#contact').parent().addClass('active');
			$('#hire-form').hide();
			$('#contact-form').show();
		}
		else
		{
			$('#contact').parent().removeClass('active');
			$('#hire').parent().addClass('active');
			$('#contact-form').hide();
			$('#hire-form').show();
		}
	}
	
});

function md5 (str) {
    // http://kevin.vanzonneveld.net
    // +   original by: Webtoolkit.info (http://www.webtoolkit.info/)
    // + namespaced by: Michael White (http://crestidg.com)
    // -    depends on: utf8_encode
    // *     example 1: md5('Kevin van Zonneveld');
    // *     returns 1: '6e658d4bfcb59cc13f96c14450ac40b9'
 
    var RotateLeft = function(lValue, iShiftBits) {
            return (lValue<<iShiftBits) | (lValue>>>(32-iShiftBits));
        };
 
    var AddUnsigned = function(lX,lY) {
            var lX4,lY4,lX8,lY8,lResult;
            lX8 = (lX & 0x80000000);
            lY8 = (lY & 0x80000000);
            lX4 = (lX & 0x40000000);
            lY4 = (lY & 0x40000000);
            lResult = (lX & 0x3FFFFFFF)+(lY & 0x3FFFFFFF);
            if (lX4 & lY4) {
                return (lResult ^ 0x80000000 ^ lX8 ^ lY8);
            }
            if (lX4 | lY4) {
                if (lResult & 0x40000000) {
                    return (lResult ^ 0xC0000000 ^ lX8 ^ lY8);
                } else {
                    return (lResult ^ 0x40000000 ^ lX8 ^ lY8);
                }
            } else {
                return (lResult ^ lX8 ^ lY8);
            }
        };
 
    var F = function(x,y,z) { return (x & y) | ((~x) & z); };
    var G = function(x,y,z) { return (x & z) | (y & (~z)); };
    var H = function(x,y,z) { return (x ^ y ^ z); };
    var I = function(x,y,z) { return (y ^ (x | (~z))); };
 
    var FF = function(a,b,c,d,x,s,ac) {
            a = AddUnsigned(a, AddUnsigned(AddUnsigned(F(b, c, d), x), ac));
            return AddUnsigned(RotateLeft(a, s), b);
        };
 
    var GG = function(a,b,c,d,x,s,ac) {
            a = AddUnsigned(a, AddUnsigned(AddUnsigned(G(b, c, d), x), ac));
            return AddUnsigned(RotateLeft(a, s), b);
        };
 
    var HH = function(a,b,c,d,x,s,ac) {
            a = AddUnsigned(a, AddUnsigned(AddUnsigned(H(b, c, d), x), ac));
            return AddUnsigned(RotateLeft(a, s), b);
        };
 
    var II = function(a,b,c,d,x,s,ac) {
            a = AddUnsigned(a, AddUnsigned(AddUnsigned(I(b, c, d), x), ac));
            return AddUnsigned(RotateLeft(a, s), b);
        };
 
    var ConvertToWordArray = function(str) {
            var lWordCount;
            var lMessageLength = str.length;
            var lNumberOfWords_temp1=lMessageLength + 8;
            var lNumberOfWords_temp2=(lNumberOfWords_temp1-(lNumberOfWords_temp1 % 64))/64;
            var lNumberOfWords = (lNumberOfWords_temp2+1)*16;
            var lWordArray=Array(lNumberOfWords-1);
            var lBytePosition = 0;
            var lByteCount = 0;
            while ( lByteCount < lMessageLength ) {
                lWordCount = (lByteCount-(lByteCount % 4))/4;
                lBytePosition = (lByteCount % 4)*8;
                lWordArray[lWordCount] = (lWordArray[lWordCount] | (str.charCodeAt(lByteCount)<<lBytePosition));
                lByteCount++;
            }
            lWordCount = (lByteCount-(lByteCount % 4))/4;
            lBytePosition = (lByteCount % 4)*8;
            lWordArray[lWordCount] = lWordArray[lWordCount] | (0x80<<lBytePosition);
            lWordArray[lNumberOfWords-2] = lMessageLength<<3;
            lWordArray[lNumberOfWords-1] = lMessageLength>>>29;
            return lWordArray;
        };
 
    var WordToHex = function(lValue) {
            var WordToHexValue="",WordToHexValue_temp="",lByte,lCount;
            for (lCount = 0;lCount<=3;lCount++) {
                lByte = (lValue>>>(lCount*8)) & 255;
                WordToHexValue_temp = "0" + lByte.toString(16);
                WordToHexValue = WordToHexValue + WordToHexValue_temp.substr(WordToHexValue_temp.length-2,2);
            }
            return WordToHexValue;
        };
 
    var x=Array();
    var k,AA,BB,CC,DD,a,b,c,d;
    var S11=7, S12=12, S13=17, S14=22;
    var S21=5, S22=9 , S23=14, S24=20;
    var S31=4, S32=11, S33=16, S34=23;
    var S41=6, S42=10, S43=15, S44=21;
 
    // str = utf8_encode(str);
    x = ConvertToWordArray(str);
    a = 0x67452301; b = 0xEFCDAB89; c = 0x98BADCFE; d = 0x10325476;
 
    for (k=0;k<x.length;k+=16) {
        AA=a; BB=b; CC=c; DD=d;
        a=FF(a,b,c,d,x[k+0], S11,0xD76AA478);
        d=FF(d,a,b,c,x[k+1], S12,0xE8C7B756);
        c=FF(c,d,a,b,x[k+2], S13,0x242070DB);
        b=FF(b,c,d,a,x[k+3], S14,0xC1BDCEEE);
        a=FF(a,b,c,d,x[k+4], S11,0xF57C0FAF);
        d=FF(d,a,b,c,x[k+5], S12,0x4787C62A);
        c=FF(c,d,a,b,x[k+6], S13,0xA8304613);
        b=FF(b,c,d,a,x[k+7], S14,0xFD469501);
        a=FF(a,b,c,d,x[k+8], S11,0x698098D8);
        d=FF(d,a,b,c,x[k+9], S12,0x8B44F7AF);
        c=FF(c,d,a,b,x[k+10],S13,0xFFFF5BB1);
        b=FF(b,c,d,a,x[k+11],S14,0x895CD7BE);
        a=FF(a,b,c,d,x[k+12],S11,0x6B901122);
        d=FF(d,a,b,c,x[k+13],S12,0xFD987193);
        c=FF(c,d,a,b,x[k+14],S13,0xA679438E);
        b=FF(b,c,d,a,x[k+15],S14,0x49B40821);
        a=GG(a,b,c,d,x[k+1], S21,0xF61E2562);
        d=GG(d,a,b,c,x[k+6], S22,0xC040B340);
        c=GG(c,d,a,b,x[k+11],S23,0x265E5A51);
        b=GG(b,c,d,a,x[k+0], S24,0xE9B6C7AA);
        a=GG(a,b,c,d,x[k+5], S21,0xD62F105D);
        d=GG(d,a,b,c,x[k+10],S22,0x2441453);
        c=GG(c,d,a,b,x[k+15],S23,0xD8A1E681);
        b=GG(b,c,d,a,x[k+4], S24,0xE7D3FBC8);
        a=GG(a,b,c,d,x[k+9], S21,0x21E1CDE6);
        d=GG(d,a,b,c,x[k+14],S22,0xC33707D6);
        c=GG(c,d,a,b,x[k+3], S23,0xF4D50D87);
        b=GG(b,c,d,a,x[k+8], S24,0x455A14ED);
        a=GG(a,b,c,d,x[k+13],S21,0xA9E3E905);
        d=GG(d,a,b,c,x[k+2], S22,0xFCEFA3F8);
        c=GG(c,d,a,b,x[k+7], S23,0x676F02D9);
        b=GG(b,c,d,a,x[k+12],S24,0x8D2A4C8A);
        a=HH(a,b,c,d,x[k+5], S31,0xFFFA3942);
        d=HH(d,a,b,c,x[k+8], S32,0x8771F681);
        c=HH(c,d,a,b,x[k+11],S33,0x6D9D6122);
        b=HH(b,c,d,a,x[k+14],S34,0xFDE5380C);
        a=HH(a,b,c,d,x[k+1], S31,0xA4BEEA44);
        d=HH(d,a,b,c,x[k+4], S32,0x4BDECFA9);
        c=HH(c,d,a,b,x[k+7], S33,0xF6BB4B60);
        b=HH(b,c,d,a,x[k+10],S34,0xBEBFBC70);
        a=HH(a,b,c,d,x[k+13],S31,0x289B7EC6);
        d=HH(d,a,b,c,x[k+0], S32,0xEAA127FA);
        c=HH(c,d,a,b,x[k+3], S33,0xD4EF3085);
        b=HH(b,c,d,a,x[k+6], S34,0x4881D05);
        a=HH(a,b,c,d,x[k+9], S31,0xD9D4D039);
        d=HH(d,a,b,c,x[k+12],S32,0xE6DB99E5);
        c=HH(c,d,a,b,x[k+15],S33,0x1FA27CF8);
        b=HH(b,c,d,a,x[k+2], S34,0xC4AC5665);
        a=II(a,b,c,d,x[k+0], S41,0xF4292244);
        d=II(d,a,b,c,x[k+7], S42,0x432AFF97);
        c=II(c,d,a,b,x[k+14],S43,0xAB9423A7);
        b=II(b,c,d,a,x[k+5], S44,0xFC93A039);
        a=II(a,b,c,d,x[k+12],S41,0x655B59C3);
        d=II(d,a,b,c,x[k+3], S42,0x8F0CCC92);
        c=II(c,d,a,b,x[k+10],S43,0xFFEFF47D);
        b=II(b,c,d,a,x[k+1], S44,0x85845DD1);
        a=II(a,b,c,d,x[k+8], S41,0x6FA87E4F);
        d=II(d,a,b,c,x[k+15],S42,0xFE2CE6E0);
        c=II(c,d,a,b,x[k+6], S43,0xA3014314);
        b=II(b,c,d,a,x[k+13],S44,0x4E0811A1);
        a=II(a,b,c,d,x[k+4], S41,0xF7537E82);
        d=II(d,a,b,c,x[k+11],S42,0xBD3AF235);
        c=II(c,d,a,b,x[k+2], S43,0x2AD7D2BB);
        b=II(b,c,d,a,x[k+9], S44,0xEB86D391);
        a=AddUnsigned(a,AA);
        b=AddUnsigned(b,BB);
        c=AddUnsigned(c,CC);
        d=AddUnsigned(d,DD);
    }
 
    var temp = WordToHex(a)+WordToHex(b)+WordToHex(c)+WordToHex(d);
 
    return temp.toLowerCase();
}

function validate_email()
{
	val  = email_input.val();

	$('#email-error').remove();

	var filter  = /^([a-zA-Z0-9_\.\-])+\@(([a-zA-Z0-9\-])+\.)+([a-zA-Z0-9]{2,4})+$/;
	if (!filter.test(val) || val == 'you@your-domain.com')
	{
		email_input.attr({'class':'text error'});
		$('<p class="error" id="email-error" style="display:none;">Please enter a valid email address.</p>').insertAfter(email_input).fadeIn();
		return false;
	}
	else
	{
		email_input.removeClass('error');
		return true;
	}
}