function GetDifficultDescript(strDiff){
	switch(strDiff)
	{
case "Diff:1":
    strDiff="一年级";
    break;
case "Diff:2":
    strDiff="二年级";
    break;
case "Diff:3":
    strDiff="三年级";
    break;
case "Diff:4":
    strDiff="四年级";
    break;
case "Diff:5":
    strDiff="五年级";
    break;
case "Diff:6":
    strDiff="六年级";
    break;
case "Diff:7":
    strDiff="初一";
    break;
case "Diff:8":
    strDiff="初二";
    break;
case "Diff:9":
    strDiff="初三";
    break;
case "Diff:10":
    strDiff="高一";
    break;
case "Diff:11":
    strDiff="高二";
    break;
case "Diff:12":
    strDiff="高三";
    break;
case "Diff:13":
    strDiff="大一";
    break;
case "Diff:14":
    strDiff="大二";
    break;
case "Diff:15":
    strDiff="大三";
    break;
case "Diff:16":
    strDiff="大四";
    break;
           case "Diff:100":
 			strDiff="超难";
			break;
	}
	return strDiff;
}

function ShowDiff(strDiff)
{
    var strHTML="<a href='ListByDif.aspx?dif="+strDiff+"' color=blue>"+GetDifficultDescript("Diff:"+strDiff)+"</a>"
    document.write(strHTML);
}