function highLightNav(nav2id, nav3id, nav4id) {
        var li = document.getElementsByTagName('li');
        for (var i = 0; i < li.length; i++) {
           if ( (li[i].id == nav2id) && (nav2id != '' && nav3id == null && nav4id == null) ) {
                   li[i].className = "nav2Selected";
           } else if ( (li[i].id == nav2id) && (nav2id != '' && (nav3id != '' || nav4id != '' )) ) {
                   li[i].className = "nav2Active";
           } else if ( (li[i].id == nav3id) && (nav3id != '' && nav4id == null) ) {
                   li[i].className = "nav3Selected";
           } else if ( (li[i].id == nav3id) && (nav2id != '' && nav3id != '' && nav4id != '') ) {
                 li[i].className = "nav3Active";
           } else if ( (li[i].id == nav4id) && (nav2id != '' & nav4id != '') ) {
                   li[i].className = "nav4Selected";
           }
        }
} 

function doCreateNewWindow (inUrl,inWidth,inHeight,inScroll) {
	var winl=(screen.availWidth-inWidth)/2;
	var wint=(screen.availHeight-inHeight)/2-40;

	window.open(inUrl,'cme_demo','plainWindow,width=' + inWidth +',height=' + inHeight + ',top='+wint+',left='+winl+',screenX='+wint+',screenY='+winl+',scrollbars='+inScroll);
}