//BLINK - IE does not understand the blink css
var text_timer;
var text_visible = 1;
var text_tmp;

function blink(){

	if (text_visible){
		text_tmp = document.email_form.email.value;
		document.email_form.email.value = '';
		text_visible = false;
	}
	else{
		document.email_form.email.value = text_tmp;
		text_visible = true;
	}
}

function start_blink(){
	if (document.email_form) {
		if (document.email_form.email.value=='@'){
			text_timer = setInterval('blink()', 500);
		}
	}
}

function stop_blink(){
	if (text_timer){
		clearInterval(text_timer);
	}
}

function email_focus(){
	stop_blink();
	e = document.email_form.email;
	if (e.value == '@') e.value = '';
}

function email_blur(){
	e = document.email_form.email;
	if (e.value == '@' || e.value == ''){
		e.value = '@';
		start_blink();
	}
}