// Form Validation

function YY_checkform() { //v4.71
//copyright (c)1998,2002 Yaromat.com
  var a=YY_checkform.arguments,oo=true,v='',s='',err=false,r,o,at,o1,t,i,j,ma,rx,cd,cm,cy,dte,at;
  for (i=1; i<a.length;i=i+4){
    if (a[i+1].charAt(0)=='#'){r=true; a[i+1]=a[i+1].substring(1);}else{r=false}
    o=MM_findObj(a[i].replace(/\[\d+\]/ig,""));
    o1=MM_findObj(a[i+1].replace(/\[\d+\]/ig,""));
    v=o.value;t=a[i+2];dv = o.defaultValue;
    if (o.type=='text'||o.type=='password'||o.type=='hidden'){
      if ((r&&v.length==0)||v==dv){err=true}
      if (v.length>0)
      if (t==1){ //fromto
        ma=a[i+1].split('_');if(isNaN(v)||v<ma[0]/1||v > ma[1]/1){err=true}
      } else if (t==2){
        rx=new RegExp("^[\\w\.=-]+@[\\w\\.-]+\\.[a-zA-Z]{2,4}$");if(!rx.test(v))err=true;
      } else if (t==3){ // date
        ma=a[i+1].split("#");at=v.match(ma[0]);
        if(at){
          cd=(at[ma[1]])?at[ma[1]]:1;cm=at[ma[2]]-1;cy=at[ma[3]];
          dte=new Date(cy,cm,cd);
          if(dte.getFullYear()!=cy||dte.getDate()!=cd||dte.getMonth()!=cm){err=true};
        }else{err=true}
      } else if (t==4){ // time
        ma=a[i+1].split("#");at=v.match(ma[0]);if(!at){err=true}
      } else if (t==5){ // check this 2
            if(o1.length)o1=o1[a[i+1].replace(/(.*\[)|(\].*)/ig,"")];
            if(!o1.checked){err=true}
      } else if (t==6){ // the same
            if(v!=MM_findObj(a[i+1]).value){err=true}
      }
    } else
    if (!o.type&&o.length>0&&o[0].type=='radio'){
          at = a[i].match(/(.*)\[(\d+)\].*/i);
          o2=(o.length>1)?o[at[2]]:o;
      if (t==1&&o2&&o2.checked&&o1&&o1.value.length/1==0){err=true}
      if (t==2){
        oo=false;
        for(j=0;j<o.length;j++){oo=oo||o[j].checked}
        if(!oo){s+='* '+a[i+3]+'\n'}
      }
    } else if (o.type=='checkbox'){
      if((t==1&&o.checked==false)||(t==2&&o.checked&&o1&&o1.value.length/1==0)){err=true}
    } else if (o.type=='select-one'||o.type=='select-multiple'){
      if(t==1&&o.selectedIndex/1==0){err=true}
    }else if (o.type=='textarea'){
      if(v.length<a[i+1]){err=true}
    }
    if (err){s+='* '+a[i+3]+'\n'; err=false}
  }
  if (s!=''){alert('The required information is incomplete or contains errors:\t\t\t\t\t\n\n'+s)}
  document.MM_returnValue = (s=='');
}








function ValidateEmail(valor) 
{    
	var emailPattern = /^[a-zA-Z0-9._-]+@[a-zA-Z0-9-]{2,60}(\.[a-zA-Z]{2,4}){1,2}$/;  
    return emailPattern.test(valor); 
}

function ValidateName(valor) 
{
		valor = valor.toLowerCase();
	if (/^[a-z ]+$/i.test(valor))
		return true;
	else
		return false;
}


function ValidateConsonants(valor) 
{
	   valor = valor.toLowerCase();
	if (/[bcdfghjklmnpqrstvwxyz]{7}/.test(valor))
		return false;
	else
		return true;
}

function ValidateEmailCharacters(valor)
{
	valor = valor.toLowerCase();
	var ValidChars = "abcdefghijklmnopqrstuvwxyz0123456789@.-_";   
	var Char;
	var IsCorrect=true;
	
	for (cont = 0; cont < valor.length && IsCorrect == true; cont++) 
	{ 
		Char = valor.charAt(cont); 
		if (ValidChars.indexOf(Char) == -1) {
			return false;
		}
	}
	return true;
}

function ValidateEmailDomain(valor) 
{
	valor = valor.toLowerCase();
	if (/.ru$|.sk$|.ua$/i.test(valor))
		return false;	
	else
		return true;
}

	
	
	

function ValidatePhone(source, arguments)
{
    var ValidChars = "0123456789.()- ";
    var IsCorrect=true;
    var Char;
    var IsValid=false;
    incoming= document.getElementById(source.controltovalidate).value;
    for (cont = 0; cont < incoming.length && IsCorrect == true; cont++) 
    { 
        Char = incoming.charAt(cont); 
        if (ValidChars.indexOf(Char) == -1) {
             arguments.IsValid= false;
             return;
        }
    }
    arguments.IsValid= true;
}


function CustomValidateEmail(source, arguments)
{
    if(arguments)
    {
        var Email = getElementContact(source.controltovalidate);
        if (Email.value == "")
        {
	        source.errormessage = 'Please, enter your email.';
    	   
	        arguments.IsValid=false;
	        return;
        }
        else
        {
			if(!ValidateEmailCharacters(Email.value))
			{
				source.errormessage = "Please check your email.";
			 	arguments.IsValid=false;
				return;
			}	
			
			if(!ValidateEmail(Email.value))
			{
				source.errormessage = "Please check your email.";
			 	arguments.IsValid=false;
				return;
			}
			
			if(!ValidateEmailDomain(Email.value))
			{
				source.errormessage = "Please check your email.";
			 	arguments.IsValid=false;
				return;
			}
			
			if(!ValidateConsonants(Email.value))
			{
				source.errormessage = "Please check your email.";
			 	arguments.IsValid=false;
				return;
			}
        }
        arguments.IsValid=true;
    }    
}


function ValidateComments(source, arguments)
{

    var Comment = getElementContact(source.controltovalidate);
    if (Comment.value == "")
    {
	    source.errormessage = 'Please, enter your comments.';
	    Comment.focus();
	    arguments.IsValid=false;
	    return;
    }		
    arguments.IsValid=true;
}



function ValidateFirstName(source, arguments)
{

    var FirstName = getElementContact(source.controltovalidate);
    if (FirstName.value == "")
    {
	    source.errormessage = 'Please, enter your first name.';
	    FirstName.focus();
	    arguments.IsValid=false;
	    return;
    }
	else		
	{
		if (!ValidateName(FirstName.value))
		{
			source.errormessage = 'Please, check your first name.';    	   
			FirstName.focus();
			arguments.IsValid=false;
			return;
		}
		if(!ValidateConsonants(FirstName.value))
		{
			source.errormessage = 'Please, check your first name.';
			FirstName.focus();
			arguments.IsValid=false;				
			return;
		}
	}	
    arguments.IsValid=true;
}

function ValidateLastName(source, arguments)
{

    var LastName = getElementContact(source.controltovalidate);
    if (LastName.value == "")
    {
	    source.errormessage = 'Please, enter your last name.';
	    LastName.focus();
	    arguments.IsValid=false;
	    return;
    }
	else		
	{
		if (!ValidateName(LastName.value))
		{
			source.errormessage = 'Please, check your last name.';    	   
			LastName.focus();
			arguments.IsValid=false;
			return;
		}
		if(!ValidateConsonants(LastName.value))
		{
			source.errormessage = 'Please, check your last name.';
			LastName.focus();
			arguments.IsValid=false;				
			return;
		}
	}
    arguments.IsValid=true;
}
function getElementContact(name)
{
    var object = null;
    var tbSmallContact=document.getElementById('tbContact'); 
    for (var i=0; i<tbSmallContact.rows.length; i++)
    {
        for (var j=0; j<tbSmallContact.rows[i].cells.length; j++)
        {
            for (var k=0; k<tbSmallContact.rows[i].cells[j].childNodes.length; k++)
            {                
                if(tbSmallContact.rows[i].cells[j].childNodes[k].id == name)
                {
                   object = tbSmallContact.rows[i].cells[j].childNodes[k];
                   return object;
                }
            }
        }
       
    }    
}