function RightClickOn() {
	window.showModalDialog("script/copyright.htm","Dialog Arguments Value","dialogHeight: 180px; dialogWidth: 350px; edge: Raised; center: Yes; help: No; resizable: No; status: No;");
}
if (document.all) document.body.onmousedown = new Function("if (event.button==2||event.button==3) RightClickOn()");