add: if( evt.target.getAttribute( "day" ) != gDayIndex ) return false; 
context:   onDragOver: function (evt,flavour,session){      dump( "\nDragged Over" );      evt.target.setAttribute( "draggedover", "true" );      },
meta: 10234	/local1/tlutelli/issta_data/temp/all_js/javascript/2006_temp/2006/10234/5c6e0a61a416c52fef9e7fd776ffcabf50a5c89a/weekView.js/clean/calendar/resources/content/weekView.js