function checkIntegerOnly(inputToCheckId, defaultValue)
{
	var inputToCheck = document.getElementById(inputToCheckId);

	if(!isNaN(parseInt(inputToCheck.value)))
  {
    inputToCheck.value = parseInt(inputToCheck.value);
  }
  else
  {
    inputToCheck.value = defaultValue;
  }
}


function ShowTooltip(e, tip)
{
	var posx = 0;
	var posy = 0;
	if (!e) var e = window.event;
	if (e.pageX || e.pageY)
	{
		posx = e.pageX;
		posy = e.pageY;
	}
	else if (e.clientX || e.clientY)
	{
		posx = e.clientX + document.documentElement.scrollLeft;
		posy = e.clientY + document.documentElement.scrollTop;
	}
	
	var tooltipBox = document.getElementById('tooltip');
	tooltipBox.innerHTML = tip;
	
	tooltipBox.style.top = (posy + 5) + "px";
	tooltipBox.style.left = (posx +5) + "px";
	tooltipBox.style.display = 'block';
	
}

function HideTooltip(){

	var tooltipBox = document.getElementById('tooltip');
	
	tooltipBox.style.display = 'none';
}

function ValidateEmail( email){
	var regStr = /^([a-zA-Z0-9_\.\-])+\@(([a-zA-Z0-9\-])+\.)+([a-zA-Z0-9]{2,4})+$/;
	if( !regStr.test(email)){
		alert("Vámi zadaná e-mailová adresa nemá platný formát.");
		return false;
	}
	return true;
}

function ValidateEmailNotStrict( email, msg){
	if(email == '') return true;
	var regStr = /^([a-zA-Z0-9_\.\-])+\@(([a-zA-Z0-9\-])+\.)+([a-zA-Z0-9]{2,4})+$/;
	if( !regStr.test(email)){
		if (typeof msg == "undefined") { alert("Vámi zadaná e-mailová adresa nemá platný formát."); } else { alert(msg); }
		return false;
	}
	return true;
}

function ValidateNotEmpty( values, msg){
	
	for(var i=0; i<values.length; i++){

		if(values[i] == ''){
			if (typeof msg == "undefined") { alert("Vyplňte prosím požadované údaje.") } else { alert(msg); }
			return false;
		}
	}
	return true;
}

function ValidateAreNumbers( values  ){
	var regStr = /^(\d)+$/;
	for(var i=0; i<values.length; i++){
		if(!regStr.test(values[i])){
			alert("Do číselných polí prosím vložte nezáporné celé číslo.");
			return false;
		}
	}
	return true;
}

function ShowTooltip(e, tip)
{
	var posx = 0;
	var posy = 0;
	if (!e) var e = window.event;
	if (e.pageX || e.pageY)
	{
		posx = e.pageX;
		posy = e.pageY;
	}
	else if (e.clientX || e.clientY)
	{
		posx = e.clientX + document.documentElement.scrollLeft;
		posy = e.clientY + document.documentElement.scrollTop;
	}

	var tooltipBox = document.getElementById('tooltip');
	tooltipBox.innerHTML = tip;

	tooltipBox.style.top = (posy + 5) + "px";
	tooltipBox.style.left = (posx +5) + "px";
	tooltipBox.style.display = 'block';

}

function HideTooltip(){

	var tooltipBox = document.getElementById('tooltip');

	tooltipBox.style.display = 'none';
}