function Show(Picture,PictName) {
	document.images[PictName].src=Picture;
};

function switchLight() {
	
	var strpath = document.images["lamp"].src;	
	var strfile = strpath.substr(strpath.length-8,10);	
	if ( strfile == "lamp.gif" ) {
		document.images["lamp"].src = "images/lamp_off.gif";
		document.images["interruptor"].src = "images/header_int_off.gif";
	} else {
		document.images["lamp"].src = "images/lamp.gif";
		document.images["interruptor"].src = "images/header_int_on.gif";
	};
};

function openPopUp() {
   popupWin = window.open("popup.htm","popupwindows","toolbar=no,scrollbars=no,directories=no,menubar=no,width=200,height=195,resizable=yes");
};