var win_count = 4; var win_zindex = 0; function selectWin(id,obj) { var win = getObject('win'+id); for(i = 1; i <= win_count; i++) { tab = getObject('win'+i+'_tab'); if(i==id){ tab.className = 'current'; tab.style.zIndex = win_zindex++; }else{ tab.className = ''; } } win.style.zIndex = win_zindex; obj.blur();}