function check_form(msg) {
	for (i=0; i<document.required.length; i++) {
		var input = document.getElementById('form_' + document.required[i]);
		if (input.value == '') {
			alert(msg);
			return false;
		}
	}
	return true;
}

function mail(name, host) {
	win = window.open('mailto:'+name+'@'+host,'emailWindow'); 
	win.close();
}

function fade(img) {
	img.style.borderColor = '#005B7D';	
}
function fadeout(img) {
	img.style.borderColor = '#ADC5FA';	
}