stdBrowser=(document.getElementById)?true:false
function popUp(evt,currElem)
{	popUpWin = (stdBrowser)?document.getElementById(currElem).style : eval("document." + currElem)
	popUpWin.visibility = "visible"
}

function popDown(currElem)
{	popUpWin = (stdBrowser)?document.getElementById(currElem).style : eval("document." + currElem)
	popUpWin.visibility = "hidden"
}

function newWindow(url) {
  blankWin = window.open(url,'jaxcat','toolbar=yes,menubar=yes,scrollbars=yes,location=yes,resizable=yes,width=450,height="100%",left=0,top=0')
}