function KeyBox_OnFocus(textBox)
	{
		if(textBox.value!="输入关键字")
			return;

		textBox.style.color="";
		textBox.value="";
	}
	
	function KeyBox_OnBlur(textBox)
	{
		if(textBox.value!="")
			return;
		
		textBox.style.color="silver";
		textBox.value="输入关键字"
	}
	
	function Search(typeID,key)
	{
		if(key==""||key=="输入关键字")
		{
			window.alert("请输入搜索条件！");
			if(aspnetForm.SearchKey)
				aspnetForm.SearchKey.focus();
			return;
		}
		window.open("/News?TypeID="+typeID+"&Key="+escape(key));
	}