var userAgentStr = navigator.userAgent.toLowerCase() ;

        var isIE = ( ( userAgentStr.indexOf( "msie" ) != -1 ) && ( userAgentStr.indexOf( "opera" ) == -1 ) && ( userAgentStr.indexOf( "webtv" ) == -1 ) ) ? true : false ;

        function showDiv( divId, secondDivId, showDiv )
        {

                 var help = getElementId( divId ) ;

                 if ( showDiv )
                 {

                 var linkId = getElementId( secondDivId ) ;

                 var newX = findPosX( linkId ) ;
                 var newY = findPosY( linkId ) ;

                 changeY = ( isIE ) ? 60 : 70 ;

                 setLocation( help, newX + 250, newY - changeY, 'px' ) ;

                 }
                 else
                      setLocation( help, -9000, -9000, 'px' ) ;
        }

        function findPosX(obj)
        {

        var curleft = 0 ;

        if ( obj.offsetParent )
        {

                while ( obj.offsetParent )
                {
                        curleft += obj.offsetLeft ;
                        obj = obj.offsetParent ;
                }

        }
        else if ( obj.x )
                curleft += obj.x ;

        return curleft ;

        }

        function findPosY(obj)
        {

        var curtop = 0 ;

        if ( obj.offsetParent )
        {

                while ( obj.offsetParent )
                {

                        curtop += obj.offsetTop ;
                        obj = obj.offsetParent ;

                }

        }
        else if ( obj.y )
                curtop += obj.y ;

        return curtop ;

        }

        function setLocation ( element, x, y, unit )
        {

                 if ( element.style )
                      element = element.style ;

                 element.left = x + unit ;
                 element.top = y + unit ;

        }

        function getElementId ( id )
        {

                 if ( document.getElementById && document.getElementById(id) )
                      return document.getElementById(id) ;

                 if ( document.all && document.all[id] )
                      return document.all[id] ;

                 if ( document.layers && document.layers[id] )
                      return document.layers[id] ;

                 return false ;

        }