function imagesOnMenu (imgId) {
	if (document.getElementById) {
		document.getElementById(imgId).src = '../common/images/' +imgId+ '_on.gif';
	}
}

function imagesOffMenu (imgId) {
	if (document.getElementById) {
		document.getElementById(imgId).src = '../common/images/' +imgId+ '.gif';
	}
}

function imagesOnButtonWorks (imgId) {
	if (document.getElementById) {
		document.getElementById(imgId).src = '../works/images/' +imgId+ '_on.gif';
	}
}

function imagesOffButtonWorks (imgId) {
	if (document.getElementById) {
		document.getElementById(imgId).src = '../works/images/' +imgId+ '.gif';
	}
}

function toContact() {
	var mailto = "mailto:ciao@charm-jp.com";
	location.href= mailto;
}

function openWindow(url,wname,w,h){
wo=window.open(url,wname,"width="+w+",height="+h+",left=0,top=0,toolbar=no,location=no,directories=no,status=no,menubar=no,scrollbars=no,favorites=no,resizable=no");
wo.focus();
}