document.onkeydown = keyDown;
var evt;
function keyDown(e)
{
	var e=(typeof event!="undefined")?window.event:e;   // IE : Firefox
	evt=e;
	var s=(document.getSelection)?document.getSelection():document.selection.createRange().text;
	if(e.ctrlKey && e.keyCode==13){
		if (s!="") 
		{
			window.open("/NPC/web/Texterrors.jsp", "", "height=460, width=420");
		}else{
			alert("请先用鼠标选择出错的内容片断！");
			return false;
		}
	}
}