var sSelectedItemID,gKeyAction=!1;function KeyPress(a){gBrowserType!=BROWSER_TYPE_SAFARI&&KeyDown(a);return!1}
function KeyDown(a){void 0==a&&(a=window.event);var b=void 0!=a.target?a.target:a.srcElement,c=0;a&&(c=a.keyCode||a.which);if("INPUT"==b.tagName||"SELECT"==b.tagName||"BUTTON"==b.tagName||"TEXTAREA"==b.tagName)return!0;gKeyAction=!0;b=gCtrlMode||a&&(a.ctrlKey||a.metaKey);var d=gShiftMode||a&&a.shiftKey;switch(c){case DELETE_KEYCODE:1<DataItemList_GetSelectedRowCount(LIST_ID)?DeleteSelectedListItems():DeleteListItem(DataItemList_GetSelectedItemID());break;case DOWN_ARROW_KEYCODE:if(DataItemList_SelectNext(LIST_ID,
b,d))return a.preventDefault?a.preventDefault():a.returnValue=!1,!0;break;case UP_ARROW_KEYCODE:if(DataItemList_SelectPrev(LIST_ID,b,d))return a.preventDefault?a.preventDefault():a.returnValue=!1,!0;break;case PAGEUP_KEYCODE:if(DataItemList_PageUp(LIST_ID,b,d))return a.preventDefault?a.preventDefault():a.returnValue=!1,!0;break;case PAGEDOWN_KEYCODE:if(DataItemList_PageDown(LIST_ID,b,d))return a.preventDefault?a.preventDefault():a.returnValue=!1,!0;break;case SPACE_KEYCODE:DataItemList_CheckboxToggle(LIST_ID);
break;case SHIFT_KEYCODE:gShiftMode=!0;-1==gFirstSelectedIndex&&(b=DataItemList_GetSelectedRowIndex(LIST_ID),gFirstSelectedIndex=-1!=b?b:0);break;case CTRL_KEYCODE:case 91:case 93:gCtrlMode=!0;break;case ENTER_KEYCODE:(b=DataItemList_GetSelectedItemID())&&0<b.length&&ViewListItem(b)}a.ctrlKey&&(c==A_KEYCODE&&SelectAllItemIDs(),c==C_KEYCODE&&CopySelectedMessages(LIST_ID,GetSelectedFolderPath()),c==V_KEYCODE&&PasteMessages(GetSelectedFolderPath()));gKeyAction=!1;return!0}
function KeyUp(a){void 0==a&&(a=window.event);var b=0;a&&(b=a.keyCode||a.which);switch(b){case SHIFT_KEYCODE:gShiftMode=!1;gFirstSelectedIndex=-1;break;case CTRL_KEYCODE:case 91:case 93:gCtrlMode=!1}return!0}function SetMessagePanelFocus(a){window.focus();return!0}
function ConfigureKeyEvents(a){0==a?window.addEventListener?(window.addEventListener("keydown",KeyDown,!1),window.addEventListener("keyup",KeyUp,!1)):(window.document.onkeydown=KeyDown,window.document.onkeyup=KeyUp):window.addEventListener?(window.addEventListener("keydown",KeyDown,!1),window.addEventListener("keyup",KeyUp,!1)):(window.captureEvents&&(window.captureEvents(Event.KEYDOWN),window.captureEvents(Event.KEYUP)),window.document.onkeydown=KeyDown,window.document.onkeyup=KeyUp);(a=document.getElementById(LIST_CONTAINER))&&
gBrowserType!=BROWSER_TYPE_IE&&(a.onclick=SetMessagePanelFocus)};