function showEmail(name,domain){
	var email = name + "@" + domain;
	document.write("<a href='mailto:" + email + "'>" + email + "</a>");	
}
function hideAlert(){
	var idTimeout = setTimeout(hide, 2000);
	function hide(){
		document.getElementById("alertBlock").style.display = "none";
	}
}
var idCheckedInterval;
function startCheckChars(field){
	var charsBlock = document.getElementById("charsBlock");
	var count = charsBlock.innerHTML*1;
	idCheckedInterval = setInterval(doCheck, 100);
	function doCheck(){
		if(field.value.length < count+1){
			charsBlock.innerHTML = count - field.value.length;
		}
		else{
			field.value = field.value.substr(0, count);
		}
	}
}
function endCheckChars(){
	clearInterval(idCheckedInterval);
}