function checkMail(field,strAlert)
{
var str=field.value;
	var re =/^[\w-](\.?[\w-])*@([a-z]{2,}|[\w-](\.?[\w-])*\.[a-z]{2,4})$/i;
	
	if(!re.test(str))
		{
		if(!strAlert){strAlert="Не корректный e-mail";}
		alert(strAlert);
		field.focus();
		return false;
		}
return true;
}



// trf - test required field
function trf (form_name, element_name, mes_text) {
	if (document.forms[form_name].elements[element_name].value=='') {
		return " - "+fieldNameLangValue['errorfield1']+" \"" + (mes_text.toUpperCase()) + "\" "+fieldNameLangValue['errorfield2']+";\n";
	}
	else {
		return "";
	};

};



// trfn - test required field numeric
function trfn (form_name, element_name, mes_text) {
	if (document.forms[form_name].elements[element_name].value=="") {
		return " - "+fieldNameLangValue['errorfield1']+" \"" + (mes_text.toUpperCase()) + "\" "+fieldNameLangValue['errorfield2']+";\n";
	  }
	else {
		if (isNaN(document.forms[form_name].elements[element_name].value)) {
			return " - "+fieldNameLangValue['errorfield1']+" \"" + (mes_text.toUpperCase()) + "\" "+fieldNameLangValue['errorfield3']+";\n";
		}
		else {
			return "";
		};
	};
};


// tnf - test numeric field
function tnf (form_name, element_name, mes_text) {
	if (!(document.forms[form_name].elements[element_name].value=="")) {
		if (isNaN(document.forms[form_name].elements[element_name].value)) {
			return " - "+fieldNameLangValue['errorfield1']+" \"" + (mes_text.toUpperCase()) + "\" "+fieldNameLangValue['errorfield3']+";\n";
		}
		else {
			return "";
		};
	}
	else {
		return "";
	};
};




// tddl - test drop dawn list
function tddl (form_name, element_name, mes_text) {
	if (document.forms[form_name].elements[element_name].value=="") {
		return " - "+fieldNameLangValue['errorfield1']+" \"" + (mes_text.toUpperCase()) + " "+fieldNameLangValue['errorfield2']+";\n";
	  }
	else {
		if (document.forms[form_name].elements[element_name].value=="0") {
			return " - "+fieldNameLangValue['errorfield1']+" \"" + (mes_text.toUpperCase()) + "\" "+fieldNameLangValue['errorfield2']+";\n";
		};
		if (isNaN(document.forms[form_name].elements[element_name].value)) {
			return " - "+fieldNameLangValue['errorfield1']+" \"" + (mes_text.toUpperCase()) + "\" "+fieldNameLangValue['errorfield3']+";\n";
		}
		else {
			return "";
		};
	};
}









///////////////////////////////////
//проверка коментариев
function sentCommentForm(formLink)
{

formLink.comtext.value=cutFakeChar(formLink.comtext.value);
if(formLink.comtext.value.length<2)
	{
	alert('Укажите текст ');
	formLink.comtext.focus();
	return;
	}

if(formLink.uid.value<1)
	{alert('Вы не зарегистрировались на сайте');	return;	}

formLink.subact.value=1;
formLink.submit();
}





///////////////////////////////////
//проверка коментариев
function delCommentForm(formLink)
{
if(formLink.uid.value<1)
	{alert('Вы не зарегистрировались на сайте');	return;	}

formLink.subact.value=3;
formLink.submit();
}









function searchStart(formL,minWord)
{
if(formL.searchword.value=='Поиск')
	{
	formL.searchword.value='';
	}

var str=cutEmptyChar(formL.searchword.value);
if(str.length < minWord || str == '')
	{
	formL.searchword.value=str;
	showSearchError(formL,minWord);
	return;
	}

var error=false;
var temp=str.split(" ");
var goodStr=new Array();
var tmpStr='';
for(i=0;i<temp.length;i++)
	{
		tmpStr=cutEmptyChar(temp[i]);
		if(tmpStr != '' && tmpStr.length >= minWord)
		{
		goodStr.push(tmpStr);
		}
		else if(tmpStr.length < minWord)
		{
		alert("-"+tmpStr+"-");
		error=true;
		}
	}

if(goodStr.length < 1)
	{
		error=true;
	}


formL.searchword.value=goodStr.join(" ");

if(error == true)
	{
	showSearchError(formL,minWord);
	return;
	}
formL.submit();
return;
}



function cutEmptyChar(str)
{
var str_re = /[^a-zа-я0-9\s\-\'\"]/i;
str = str.replace(str_re, "");
str_re = /\s*$/i;
str = str.replace(str_re, "");
str_re = /^\s*/i;
str = str.replace(str_re, "");
str_re = /\s+/img;
str = str.replace(str_re, " ");
if(str == " " || str == "") {return '';}
return str;
}



function cutFakeChar(str)
{
var str_re = /\s*$/im;
str = str.replace(str_re, "");
str_re = /^\s*/im;
str = str.replace(str_re, "");
str_re = /  +/img;
str = str.replace(str_re, "  ");
str_re = /\r\n/img;
str = str.replace(str_re, "\n");
str_re = /\n+/img;
str = str.replace(str_re, "\n");
if(str == " " || str == "") {return '';}
return str;
}




function showSearchError(formL,minWord)
{
	
	//alert("Слова для поиска не должны быть короче "+minWord+" символов.");
	alert(fieldNameLangValue['errorSearch1']);
	formL.searchword.focus();
	return;
}

















function checkLenght(fieldLink,maxLength)
{
if(fieldLink.value.length>maxLength)
	{
	fieldLink.value=fieldLink.value.substring(0,maxLength);
	alert('Превышенна максимальная длина сообщения: '+maxLength);
	fieldLink.focus();
	}

return;
}




















function sentNewUserForm(formLink)
{
var diff=0; //смещение в форме
if(formLink.elements[diff+0].value.length<2)
	{
	alert('Укажите Ваш ник, больше чем 2 символа');
	formLink.elements[diff+0].focus();
	return;
	}

if(formLink.elements[diff+1].value.length<2)
	{
	alert('Укажите пароль, больше чем 2 символа');
	formLink.elements[diff+1].focus();
	return;
	}

if(formLink.elements[diff+1].value!=formLink.elements[diff+2].value)
	{
	alert('Пароли не совпадают, Вы где-то ошиблись');
	formLink.elements[diff+1].focus();
	return;
	}

if(formLink.elements[diff+3].value.length>0)
	{
		if(!checkMail(formLink.elements[diff+3]))
		{
		return;
		}
	}

formLink.submit();
}





















///////made borya
function photo(name)
{
l="picture.php?img="+name;
var nw=eval("window.open('"+l+"','z','status=yes,scrollbars=0,resizable=no,width=100,height=100')");
nw.focus();
}











///////////////////////////////////
//проверка контактной формы
function sentFeedBack(formLink)
{
var diff=0; //смещение в форме

if(!checkMail(formLink.elements[diff+1]))
	{
	return;
	}

if(formLink.elements[diff+0].value.length<2)
	{
	alert('Укажите имя');
	formLink.elements[diff+0].focus();
	return;
	}

formLink.elements[diff+2].value=cutFakeChar(formLink.elements[diff+2].value);
if(formLink.elements[diff+2].value<2)
	{
	alert('Укажите текст ');
	formLink.elements[diff+2].focus();
	return;
	}


formLink.subact.value=1;
formLink.submit();
}





///////////////////////////////////
//подмена картинок
function changeImg(id,imgSrc){

  if (document.images) {document.images[id].src=imgSrc; }
}









function sentPolls(formLink)
{
var checked=false;
	for(var i=0; i < formLink.length; i++)
	{
	if(formLink[i].checked){checked=true; break;}
	}
if(!checked)
	{
	alert('выберете ответ');
	return;
	}
formLink.target='wopenWin';
wopen(formLink.action,350,410);
formLink.submit();
}





function wopen(url,w,h)
{
url=url+'&w='+w+'&h='+h;
var wopenWin=eval("window.open(url,'wopenWin','toolbar=0,location=0,directories=0,status=1,menubar=0,scrollbars=1,width="+w+", height="+h+", top=0,left=0')");
}














function changePhotoEffect()
{
	$('#tovarInfoImgLink img').attr('src',tovarInfoImgSrc);
	$('#tovarInfoImgDiv').fadeIn(1000);
	//$('#tovarInfoImgLink img').animate({height:'500px',width:'280px'},3000);
    return;
}




var tovarInfoImgSrc='';

function showTovar(itemId)
{
	if(!tovarList[itemId]){return;}
	var num='';
	
	if(tovarList[itemId]['num']!='')
		{num=' <small>['+tovarList[itemId]['num']+']</small>';}
	
	if(tovarList[itemId]['short_text']=='')
		{$('#tovarInfoShortDiv').hide();}
	else{$('#tovarInfoShortDiv').show();}
	
	
	$('#tovarInfoName').html(tovarList[itemId]['name']+num);
	
	
	
	$('#tovarInfoShort_text').html(tovarList[itemId]['short_text']);
	$('#tovarInfoImgLink').attr('href',tovarList[itemId]['link']);
	$('#tovarInfoImgLink').attr('title',tovarList[itemId]['name']);

	$('#tovarInfoImgLink img').attr('alt',tovarList[itemId]['name']);
	
	tovarInfoImgSrc=tovarList[itemId]['img'];


	$("a[id][id^='tovarItem'] > img").fadeTo("fast",1);
	$('#tovarItem_'+itemId+' > img').fadeTo("slow", 0.2);

	
	$('#tovarInfoImgDiv').fadeOut(500,function() {
		changePhotoEffect();
	});
	
	

}















/*  ПОЛЬЗОВАТЕЛЬСКИЕ ФУНКЦИИ (НАЧАЛО) */
function testRegistrationForm(formLink)
{
	var formName=formLink.name;
	var em = "";

    if(!checkMail(formLink.elements['edit[email]'],fieldNameLangValue['erroremail'])){return;}

	em = em + trf(formName, "edit[email]", fieldNameLangValue['login']);
	em = em + trf(formName, "edit[fio]", fieldNameLangValue['fio']);
	em = em + trfn(formName, "captcha", fieldNameLangValue['captcha']);

	if (formLink.elements["edit[isreg]"].value == 0) { // проверяем пароли только при добавлении
		em = em + trf(formName, "edit[pwdnew1]", fieldNameLangValue['pwd']);
		em = em + trf(formName, "edit[pwdnew2]", fieldNameLangValue['pwd2']);
	}

	if (formLink.elements["edit[pwdnew1]"].value != formLink.elements["edit[pwdnew2]"].value)	{
		em+= fieldNameLangValue['errorpwdpwd2'];
	}

	if (em !="") {
		alert(em);
	}
	else {
		formLink.submit();
	};

}






function sentPublicLoginForm(formLink)
{
var diff=0; //смещение в форме

if(!checkMail(formLink.elements['login'],fieldNameLangValue['erroremail']))
	{return;}

if(formLink.elements[diff+1].value.length<2)
	{
	alert(fieldNameLangValue['pwd']);
	formLink.elements[diff+1].focus();
	return;
	}

formLink.submit();
}





function subFogetUser(formLink)
{
var diff=0; //смещение в форме

	var formName=formLink.name;
	var em = "";

    if(!checkMail(formLink.elements['edit[login]'],fieldNameLangValue['erroremail'])){return;}

	em = em + trf(formName, "edit[login]", fieldNameLangValue['login']);
	em = em + trfn(formName, "captcha", fieldNameLangValue['captcha']);

	if (em !="") {
		alert(em);
	}
	else {
		formLink.submit();
	};

}