function initInput(zone) {
		var size = 0;
		size = zone.value.length;

		if((size > 0) && (zone.value == zone.defaultValue)) {
			zone.value = '';
		} else {
			if(size == 0) {
				zone.value = zone.defaultValue;
			}
		}

		changeStyle(zone);
	}

	function changeDefaultValue(zone, value) {
		var temp = '';

		temp = zone.value;
		zone.defaultValue = value;
		zone.value = temp;
	}

	function changeStyle(zone) {
		if(zone.value == zone.defaultValue) {
			zone.style.color = '#999999';
		} else {
			zone.style.color = '#000000';
		}
	}

	function initLogin(thestring) {
		var form = document.getElementById('login_form');

		changeDefaultValue(form.userName , thestring);
		if(form.userName.value.length == 0) {
			form.userName.value = form.userName.defaultValue;
		}
		changeStyle(form.userName);

		form.password.value = '';
	}

	function send() {
		var form = document.getElementById('login_form');

		if(form.userName.value == form.userName.defaultValue) {
			form.userName.value = '';
		}

		form.submit();
	}