function Trim(text)

{

if (text=='')

return text;

while (text.charAt(0) == " ")

text = text.substring(1,text.length);

while (text.charAt(text.length-1) == " ")

text = text.substring(0,text.length-2);

return text;

}



function validateMail(eMail)

{

eMail=Trim(eMail);

flag = true;



if (eMail == '')

flag=false;



if (eMail.indexOf('@') < 1)

flag=false;



if (eMail.indexOf('@') != eMail.lastIndexOf('@'))

flag=false;



if (eMail.indexOf(' ') != -1)

flag=false;



if (eMail.lastIndexOf('.')<(eMail.indexOf('@')+2))

flag=false;



if (eMail.lastIndexOf('.')==(eMail.length-1))

flag=false;



return flag;   

}



function isAlphaNumeric(toCheck)

{

isOK=true;

for (i=0; i<toCheck.length; i++)

{

var charac=toCheck.charAt(i);

if ((!isLetter(charac)) && ((charac<'0') || (charac>'9')))

{

isOK=false;

}

}

return isOK;

}



function isLetter(charac)

{

var okString="aąbcćdeęfghijklłmnńoópqrsśtuvwxyzźżAĄBCĆDEĘFGHIJKLŁMNŃOÓPQRSŚTUVWXYZŹŻę󱳼ńĘÓˇŁ¬Ń";

if (okString.indexOf(charac)>-1)

{

return true;

}

return false;

}



function getValue(formName, fieldName)

{

return document.forms[formName].elements[fieldName].value;

}



function bigSmall(formInput)

{

var textInside = formInput.value;

if (textInside.length>0)

{

textInside=textInside.toLowerCase();

textInside=toUpper(textInside, 0);

var indexOfDash=0;

while ((textInside.indexOf("-", indexOfDash)>-1) && (indexOfDash>-1))

{

textInside=toUpper(textInside, textInside.indexOf("-", indexOfDash+1)+1);

indexOfDash=textInside.indexOf("-", indexOfDash+1);

}

var indexOfDash=0;

while ((textInside.indexOf(" ", indexOfDash)>-1) && (indexOfDash>-1))

{

textInside=toUpper(textInside, textInside.indexOf(" ", indexOfDash+1)+1);

indexOfDash=textInside.indexOf(" ", indexOfDash+1);

}

formInput.value=textInside;

}

}



function toUpper(text, index)

{

return text.substring(0, index)+text.charAt(index).toUpperCase()+text.substring(index+1, text.length);

}



function isEmpty(toCheck)

{

if (toCheck != null) {

return (toCheck.length>0);

}

else {

return false

}



}



function isOneLetter(toCheck)

{

return (toCheck.length!=1);

}



function isLetterAndDash(toCheck)

{

isOK=true;

for (i=0; i<toCheck.length; i++)

{

var charac=toCheck.charAt(i);

if ((!isLetter(charac)) && (charac!='-'))

{

isOK=false;

}

}

return isOK;

}



function isNumberAndDash(toCheck)

{

isOK=true;

for (i=0; i<toCheck.length; i++)

{

var charac=toCheck.charAt(i);

if (((charac<'0') || (charac>'9')) && (charac!='-'))

{

isOK=false;

}

}

return isOK;

}



function has3SameLetters(toCheck)

{

isOK=true;

toCheck=toCheck.toLowerCase();

for (i=0; i<toCheck.length-2; i++)

{

var charac1=toCheck.charAt(i);

var charac2=toCheck.charAt(i+1);

var charac3=toCheck.charAt(i+2);

if ((charac1==charac2) && (charac2==charac3))

{

isOK=false;

}

}

return isOK;

}



function checkDayOfMonth(dayNo, monthNo, yearNo)

{

isOK=true;

if ((monthNo==1) || (monthNo==3) || (monthNo==5) || (monthNo==7) || (monthNo==8) || (monthNo==10) || (monthNo==12))

{

if (dayNo>31)

{

isOK=false;

}

}

else if (monthNo==2)

{

if (((yearNo % 4)==0) && ((!((yearNo % 100)==0)) || ((yearNo % 400) == 0)))

{

if (dayNo>29)

{

isOK=false;

}

}

else

{

if (dayNo>28)

{

isOK=false;

}

}

}

else

{

if (dayNo>30)

{

isOK=false;

}

}

return isOK;

}



function isNumberOK(toCheck)

{

isOK=true;

for (i=0; i<toCheck.length; i++)

{

var charac=toCheck.charAt(i);

if (((charac<'A') || (charac>'Z')) && ((charac<'a') || (charac>'z')) && (charac!='-') && (charac!='/') && (charac!=' ') && (charac!='.') && ((charac<'0') || (charac>'9')))

{

isOK=false;

}

}

return isOK;

}



function changePhone1(formInput)

{

var textInside = formInput.value;

if (textInside.length>0)

{

textInside=replace(textInside, "-", ".");

textInside=replace(textInside, "(", ".");

textInside=replace(textInside, ")", ".");

formInput.value=textInside;

}

}



function changePhone2(formInput)

{

var textInside = formInput.value;

if (textInside.length>0)

{

for (i=0; i<textInside.length; i++)

{

if ((textInside.charAt(i)<'0') || (textInside.charAt(i)>'9'))

{

if (i+1<textInside.length)

{

textInside=textInside.substring(0, i)+textInside.substring(i+1, textInside.length);

}

else

{

textInside=textInside.substring(0, i);

}

i--;

}

}

formInput.value=textInside;

}

}



function replace(text, toReplace, replaceBy)

{

while (text.indexOf(toReplace)>-1)

{

text=text.substring(0, text.indexOf(toReplace))+replaceBy+text.substring(text.indexOf(toReplace)+toReplace.length, text.length);

}



return text;

}



function readSelect(formName, fieldName)

{

return document.forms[formName].elements[fieldName].options[document.forms[formName].elements[fieldName].selectedIndex].value;

}



function readSelectNumber(formName, fieldName)

{

return new Number(document.forms[formName].elements[fieldName].options[document.forms[formName].elements[fieldName].selectedIndex].value);

}



function isRightLength(toCheck, minSize, maxSize)

{

isOK=true;

if ((toCheck.length<minSize) || (toCheck.length>maxSize))

{

isOK=false;

}

return isOK;

}



function isNumber(toCheck)

{

isOK=true;

for (i=0; i<toCheck.length; i++)

{

if ((toCheck.charAt(i)<'0') || (toCheck.charAt(i)>'9'))

{

isOK=false;

}

}

return isOK;

}





function CheckForm()

{

var firma=getValue("form_ko", "firma");

var adres=getValue("form_ko", "adres");

var tel=getValue("form_ko", "tel");

var email=getValue("form_ko", "email");

var imie=getValue("form_ko", "imie");

if (!isEmpty(firma)){alert("Požadované kolónka je prázdna.");document.forms["form_ko"].elements["firma"].focus();return false;}

if (!isEmpty(adres)){alert("Požadované kolónka je prázdna.");document.forms["form_ko"].elements["adres"].focus();return false;}

if (!isEmpty(tel)){alert("Požadované kolónka je prázdna.");document.forms["form_ko"].elements["tel"].focus();return false;}

if (!isEmpty(email)){alert("Požadované kolónka je prázdna.");document.forms["form_ko"].elements["email"].focus();return false;}

if (!isEmpty(imie)){alert("Požadované kolónka je prázdna.");document.forms["form_ko"].elements["imie"].focus();return false;}

return true;

}