function MailTo(dom, name) {
	window.open("mail" + "to:" + name + "@" + dom);
}

function OpenWindow(url, w, h) {
	open(url, "popup", "left=100,top=50,width="+w+",height="+h+",toolbar=no,scrollbar=yes,statusbar=no");
}

function ToggleDisplay(id) {
	var style = document.getElementById(id).style;
	style["display"] = (IsNullOrEmpty(style["display"]) ? "block" : null);
}

function IsNullOrEmpty(str) {
	return (str == null || str == ""); 
}