function mhHover(cls)
{
	event.srcElement.className = cls;
}
function mhClick(tbObj, cls)
{
	event.srcElement.className = cls;
}

function TxBBS_SumTextLength(Obj)
{
	document.getElementById('textlength').value = document.getElementById('Content').value.length;
}

function Checkpostdata()
{
	var Checked = Checkdata();
	if (Checked)
	{
		document.getElementById("submitpost").disabled = true;
		var Obj = document.getElementById('Content');
		Obj.value = Obj.value.replace(/(.)\1{2,}/g,"$1");
		TxBBS_SumTextLength(Obj);
	}

	return Checked;
}
function Checkdata()
{
	if (document.getElementById("PostSubject").value.length==0)
	{
		alert("您忘记填写标题");
		return false;
	}
	if (document.getElementById("PostSubject").value.length>24)
	{
		alert("标题长度不能大于24");
		return false;
	}
	var Obj = document.getElementById('Content').value;
	var len = Obj.length;
	if (len==0)
	{
		alert(" 请填写帖子内容");
		return false;
	}else if (len>15000)
	{
		alert(" 帖子内容长度不能大于15000,您已经输入了"+len+"个字</font>");
		return false;
	}

	return true;
}