function MM_openBrWindow(theURL,winName,features) { //v2.0
  window.open(theURL,winName,features);
}

function win_on(id){
	document.getElementById(id+'_on').style.display=''
	document.getElementById(id+'_off').style.display='none'
	document.getElementById(id).style.display=''
}
function win_off(id){
	document.getElementById(id+'_on').style.display='none'
	document.getElementById(id+'_off').style.display=''
	document.getElementById(id).style.display='none'
}