function TrustiaShowHide() {
	if(document.getElementById('trustia_order_form').className=='') {
		document.getElementById('trustia_order_form').className = 'trustia_hidden';
		document.getElementById('trustia_order_button').className = '';
	} else {
		document.getElementById('trustia_order_form').className = '';
		document.getElementById('trustia_order_button').className = 'trustia_active';
	}
}

function TrustiaOrderSend() {
	var TrustiaError = TrustiaValidate();
	if(TrustiaError) {
		alert(TrustiaError);
		return false;
	} else {
		var trustia_1250 = TrustiaEncoding();
		document.getElementById('trustia_order_main').className = 'trustia_hidden';
		document.getElementById('trustia_order_result').innerHTML = '<p id="trustia_order_sent"><strong>' + ( trustia_1250 ? 'Děkujeme. Vaše zpráva byla úspěšně odeslána.' : 'DÄ›kujeme. Vaše zpráva byla ĂşspěšnÄ› odeslána.' ) + '</strong></p>';
		return true;
	}
}

function TrustiaValidate() {
	var trustia_1250 = TrustiaEncoding();
	var TrustiaName = document.getElementById('trustia_order_field_name');
	var TrustiaEmail = document.getElementById('trustia_order_field_email');
	var TrustiaPhone = document.getElementById('trustia_order_field_phone');
	var TrustiaMsg = document.getElementById('trustia_order_field_msg');
	var TrustiaFilter = /^([a-zA-Z0-9_.-])+@(([a-zA-Z0-9-])+.)+([a-zA-Z0-9]{2,4})+$/;
	var TrustiaError = '';
	if(!TrustiaName.value) {
		var TrustiaError = TrustiaError + '- ' + ( trustia_1250 ? 'Jméno není vyplněno' : 'JmĂ©no nenĂ­ vyplnÄ›no' ) + '\n';
	}
	if(!TrustiaEmail.value) {
		var TrustiaError = TrustiaError + '- ' + ( trustia_1250 ? 'E-mail není vyplněn' : 'E-mail nenĂ­ vyplnÄ›n' ) + '\n';
	}
	if(!TrustiaEmail.value && !TrustiaPhone.value) {
		var TrustiaError = TrustiaError + '- ' + ( trustia_1250 ? 'Telefon není vyplněn' : 'Telefon nenĂ­ vyplnÄ›n' ) + '\n';
	}
	if(!TrustiaMsg.value) {
		var TrustiaError = TrustiaError + '- ' + ( trustia_1250 ? 'Zpráva není vyplněna' : 'Zpráva nenĂ­ vyplnÄ›na' ) + '\n';
	}
	if(TrustiaEmail.value) {
		if(!TrustiaFilter.test(TrustiaEmail.value)) {
			var TrustiaError = TrustiaError + '- ' + ( trustia_1250 ? 'E-mail není ve správném formátu' : 'E-mail nenĂ­ ve správnĂ©m formátu' ) + '';
		}
	}
	return TrustiaError;
}


function TrustiaEncoding() {
	if(document.getElementsByTagName('meta')) {
		for(var i in document.getElementsByTagName('meta')) {
			if(document.getElementsByTagName('meta')[i].httpEquiv && document.getElementsByTagName('meta')[i].httpEquiv.toLowerCase()=="content-type") {
				var trustia_meta_content = document.getElementsByTagName('meta')[i].content.toLowerCase().split("=");
				if(trustia_meta_content[1]) var trustia_encoding = trustia_meta_content[1].replace(/^\s+|\s+$/g,"");
			}
		}
	}

	if(trustia_encoding=="utf-8") {
		var trustia_1250 = 0;
	} else {
		var trustia_1250 = 1;
	}
	
	return trustia_1250;
}

function TrustiaContactForm(TrustiaEmail, TrustiaWeb, TrustiaKey) {
	var trustia_1250 = TrustiaEncoding();

	var TrustiaFormCode = ''
+ '	<div id="trustia_order">'
+ '		<div class="trustia_hidden" id="trustia_order_form">'
+ '			<div id="trustia_order_header">' + ( trustia_1250 ? 'Kontaktní formulář' : 'KontaktnĂ­ formulář' ) + '</div>'
+ '			<a href="#" onclick="TrustiaShowHide(); return false;" id="trustia_close">X</a>'
+ '			<div id="trustia_order_main">'
+ '				<form action="http://contact.tools.trustia.cz/process.php" method="post" target="trustia_order_iframe" onsubmit="return TrustiaOrderSend();">'
+ '					<p>'
+ '						<label>' + ( trustia_1250 ? 'Jméno' : 'JmĂ©no' ) + ':</label>'
+ '						<input type="text" name="trustia_contact[name]" class="trustia_input_text" id="trustia_order_field_name" />'
+ '					</p>'
+ '					<p>'
+ '						<label>E-mail:</label>'
+ '						<input type="text" name="trustia_contact[email]" class="trustia_input_text" id="trustia_order_field_email" />'
+ '					</p>'
+ '					<p>'
+ '						<label>Telefon:</label>'
+ '						<input type="text" name="trustia_contact[phone]" class="trustia_input_text" id="trustia_order_field_phone" />'
+ '					</p>'
+ '					<p>'
+ '						<label>' + ( trustia_1250 ? 'Zpráva' : 'Zpráva' ) + ':</label>'
+ '						<textarea name="trustia_contact[msg]" rows="5" cols="30" class="trustia_textarea" id="trustia_order_field_msg"></textarea>'
+ '					</p>'
+ '					<p>'
+ '						<label>&nbsp;</label>'
+ '						<input type="hidden" name="trustia_contact[key]" value="' + TrustiaKey +'" />'
+ '						<input type="hidden" name="trustia_contact[key_email]" value="' + TrustiaEmail +'" />'
+ '						<input type="hidden" name="trustia_contact[key_web]" value="' + TrustiaWeb +'" />'
+ '						<input type="hidden" name="trustia_contact[win1250]" value="' + trustia_1250 +'" />'
+ '						<input type="submit" value="Odeslat &raquo;" class="trustia_button" />'
+ '					</p>'
+ '				</form>'
+ '			</div>'
+ '			<div id="trustia_order_result"></div>'
+ '			<p><br /></p>'
+ '			<p class="trustia_small">'
+ '				' + ( trustia_1250 ? 'Chcete-li tento formulář i na své stránky' : 'Chcete-li tento formulář i na svĂ© stránky' ) + ','
+ '				naleznete jej zdarma <a href="http://www.trustia.cz/produkty/kontaktni-formular/" onclick="window.open(this.href); return false;">zde</a>.'
+ '			</p>'
+ '		</div>'
+ '		<iframe src="" name="trustia_order_iframe" id="trustia_order_iframe"></iframe>'
+ '		<a href="#" onclick="TrustiaShowHide(); return false;" id="trustia_order_button">' + ( trustia_1250 ? 'Kontaktujte nás' : 'Kontaktujte nás' ) + '</a>'
+ '	</div>';

	if(document.getElementsByTagName('body')[0] && document.getElementsByTagName('head')[0]) {
		if(document.getElementById('TrustiaBackLink') && document.getElementById('TrustiaBackLink').href=="http://www.trustia.cz/") {
			if(TrustiaKey.replace(/-/g, '').toLowerCase()==TrustiaCheckKey(TrustiaEmail+"+"+TrustiaWeb+":80")) {
				TrustiaLINK = document.createElement('link');
				TrustiaLINK.id = 'trustia_order_link';
				TrustiaLINK.rel = 'stylesheet';
				TrustiaLINK.href = 'http://contact.tools.trustia.cz/style.css';
				TrustiaLINK.media = 'all';
				TrustiaLINK.type = 'text/css';
				document.getElementsByTagName('head')[0].appendChild(TrustiaLINK);
	
				TrustiaDIV = document.createElement('div');
				TrustiaDIV.id = 'trustia_order_js';
				TrustiaDIV.innerHTML = TrustiaFormCode;
				document.getElementsByTagName('body')[0].appendChild(TrustiaDIV);
			} else {
				alert(( trustia_1250 ? 'Chybný aktivační kód\n(Nesouhlasí s e-mailem a adresou stránek)' : 'ChybnĂ˝ aktivaÄŤnĂ­ kĂłd\n(NesouhlasĂ­ s e-mailem a adresou stránek)' ));
			}
		} else {
			alert(( trustia_1250 ? 'Kód kontaktního formuláře TRUSTIA\nnebyl vložen celý nebo ve správném tvaru.' : 'KĂłd kontaktnĂ­ho formuláře TRUSTIA\nnebyl vloĹľen celĂ˝ nebo ve správnĂ©m tvaru.' ));
		}
	} else {
		alert(( trustia_1250 ? 'Na Váš web nelze kontaktní formulář TRUSTIA\numístit, neboť web obsahuje chyby.' : 'Na Váš web nelze kontaktnĂ­ formulář TRUSTIA\numĂ­stit, neboĹĄ web obsahuje chyby.' ));
	}
}

var TrustiaCheckKey = function (string) {
	function RotateLeft(lValue, iShiftBits) {
		return (lValue<<iShiftBits) | (lValue>>>(32-iShiftBits));
	}
 
	function AddUnsigned(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);
		}
 	}
 
 	function F(x,y,z) { return (x & y) | ((~x) & z); }
 	function G(x,y,z) { return (x & z) | (y & (~z)); }
 	function H(x,y,z) { return (x ^ y ^ z); }
	function I(x,y,z) { return (y ^ (x | (~z))); }
 
	function FF(a,b,c,d,x,s,ac) {
		a = AddUnsigned(a, AddUnsigned(AddUnsigned(F(b, c, d), x), ac));
		return AddUnsigned(RotateLeft(a, s), b);
	};
 
	function GG(a,b,c,d,x,s,ac) {
		a = AddUnsigned(a, AddUnsigned(AddUnsigned(G(b, c, d), x), ac));
		return AddUnsigned(RotateLeft(a, s), b);
	};
 
	function HH(a,b,c,d,x,s,ac) {
		a = AddUnsigned(a, AddUnsigned(AddUnsigned(H(b, c, d), x), ac));
		return AddUnsigned(RotateLeft(a, s), b);
	};
 
	function II(a,b,c,d,x,s,ac) {
		a = AddUnsigned(a, AddUnsigned(AddUnsigned(I(b, c, d), x), ac));
		return AddUnsigned(RotateLeft(a, s), b);
	};
 
	function ConvertToWordArray(string) {
		var lWordCount;
		var lMessageLength = string.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] | (string.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;
	};
 
	function WordToHex(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;
	};
 
	function Utf8Encode(string) {
		string = string.replace(/\r\n/g,"\n");
		var utftext = "";
 
		for (var n = 0; n < string.length; n++) {
 
			var c = string.charCodeAt(n);
 
			if (c < 128) {
				utftext += String.fromCharCode(c);
			}
			else if((c > 127) && (c < 2048)) {
				utftext += String.fromCharCode((c >> 6) | 192);
				utftext += String.fromCharCode((c & 63) | 128);
			}
			else {
				utftext += String.fromCharCode((c >> 12) | 224);
				utftext += String.fromCharCode(((c >> 6) & 63) | 128);
				utftext += String.fromCharCode((c & 63) | 128);
			}
 
		}
 
		return utftext;
	};
 
	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;
 
	string = Utf8Encode(string);
 
	x = ConvertToWordArray(string);
 
	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();
}