function switchTag(tag,content)
{
//	alert(tag);
//	alert(content);
	for(i=1; i <3; i++)
	{
		if ("tag"+i==tag)
		{
			document.getElementById(tag).getElementsByTagName("a")[0].className="selectli"+i;
			document.getElementById(tag).getElementsByTagName("a")[0].getElementsByTagName("span")[0].className="selectspan"+i;
		}else{
			document.getElementById("tag"+i).getElementsByTagName("a")[0].className="";
			document.getElementById("tag"+i).getElementsByTagName("a")[0].getElementsByTagName("span")[0].className="";
		}
		if ("content"+i==content)
		{
			document.getElementById(content).className="";
		}else{
			document.getElementById("content"+i).className="hidecontent";
		}
		document.getElementById("content").className=content;
	}
}

function MM_swapImgRestore()
{
	var i,x,a=document.MM_sr;
	for(i=0;a&&i<a.length&&(x=a[i])&&x.oSrc;i++) x.src=x.oSrc;
}
function display(name)
{
	try
	{
		disappearall();
		eval(name).style.display="block";
	}
	catch(e)
	{}
}
function disappearall()
{
	try
	{
		MM_swapImgRestore();
		//menu0.style.display="none";
		menu1.style.display="none";
		menu2.style.display="none";
		menu3.style.display="none";
		menu4.style.display="none";
		menu5.style.display="none";
		//menu6.style.display="none";
		//menu7.style.display="none";
		//menu8.style.display="none";
		//menu9.style.display="none";
		//menu10.style.display="none";
		//menu11.style.display="none";
		//menu12.style.display="none";
	}
	catch(e)
	{}
}

var bFlag=true;//全局变量,用于判断是否允许清除文本框内容
//用于清除输入框中提示信息的方法
function clearTip(){
        var oTxt=document.getElementById("keyword");
         if(bFlag==true){
           oTxt.value="";
           bFlag=false;
        }
}