// --Sekce Kontakt 
function VyplnDotazFormAction()
{					  
	var FormElement = document.getElementById("PosliEmailForm");
	email = document.getElementById("search").value;

	var NahodneCislo = Math.round((Math.random() * 20000)) * 8513; 
	
	if (FormElement != undefined){
		if (checkEmail(email)){
			FormElement.action = 'tools/send-email.php?AuthKey=' + NahodneCislo; 	
		} else {
			alert('Please check your email adress.');
			return false;
		}
	}
	return true;
	
}

 //-----------------------------------------------------------------------------------
 
function initializeInputItem( defaultText, elementId ) {
	var value = document.getElementById(elementId).value;
	if (value == defaultText)
		document.getElementById(elementId).value = "";
	else if (value == "")
	    document.getElementById(elementId).value = defaultText;
	return false;    
}  


 //-----------------------------------------------------------------------------------
 
function checkEmail(str){
//	var str=document.validation.emailcheck.value
	var filter=/^([\w-]+(?:\.[\w-]+)*)@((?:[\w-]+\.)*\w[\w-]{0,66})\.([a-z]{2,6}(?:\.[a-z]{2})?)$/i
	if (filter.test(str)) {
		return true;
	} else{
		return false;
	}
}