function validate_email(email)
{
	var filter = /^([\w-]+(?:\.[\w-]+)*)@((?:[\w-]+\.)*\w[\w-]{0,66})\.([a-z]{2,6}(?:\.[a-z]{2})?)$/i
		
		if (filter.test(email))
			testresults = true
		else{
			testresults = false
		}
	return (testresults)
}
function clear_email(email)
{
	email.value = "" ;
}
function check_email(email)
{
	if (email.value == "")
	{
		email.value = "E-mail cím" ;
		return false ;
	}else{
		if (!validate_email(email.value))
		{
			alert("HIBA!\n\nA megadott e-mail nem megfelelő!\nPróbáld újra!")
			email.value = "" ;
			email.select() ;
			return false ;
		}
	}
	return true ;
}
function OpenLinkInNewWindow(URL, winName, scrollOption, resizeOption, widthPx, heightPx )
{
	var features = "scrollbars=" + scrollOption + ",resizable=" + resizeOption + ",width=" + widthPx + ",height=" + heightPx ;
	var search = window.open(URL,winName,features);
}
function PrintJoke()
{
	var URL = "vicc_nyomtat.php" ;
	var winName = "vicc_nyomtat" ;
	var resizeOption = "Yes" ;
	var scrollOption = "Yes" ;
	var widthPx = 400 ;
	var heightPx = 500 ;

	OpenLinkInNewWindow(URL, winName, scrollOption, resizeOption, widthPx, heightPx ) ;	
}