document.domain='qq.com';  

  function switchTag(tag,content)
	{
    for(i=1; i <5; i++)
    {
      
			if ("tag"+i==tag)
    	{
				//document.getElementById(tag).getElementsByTagName("a")[0].className="selectli"+i;
				document.getElementById(tag).getElementsByTagName("a")[0].className="selectli1";
   	  }
    	else
    	{
      	document.getElementById("tag"+i).getElementsByTagName("a")[0].className="";
    	}
    	if ("content"+i==content)
    	{
      	//document.getElementById(content).style.display ="block";
		document.getElementById(content).className="";
    	}
    	else
    	{
      	document.getElementById("content"+i).className="hidecontent";
    	}
    }
	}	
  	
	function HtmlAttributeEncode(sStr)
    {
        sStr = sStr.replace(/&/g,"&amp;");
        sStr = sStr.replace(/>/g,"&gt;");
        sStr = sStr.replace(/</g,"&lt;");
        sStr = sStr.replace(/"/g,"&quot;");
        sStr = sStr.replace(/'/g,"&#39;");
        sStr = sStr.replace(/=/g,"&#61;");
        sStr = sStr.replace(/`/g,"&#96;");
        return sStr;
    }
    
    function szTrim(szForTrim)
    {
        return szForTrim.replace(/(^\s*)|(\s*$)/g, "")
    }           
    /*
    function CallSearch()
    {
        var URL = "http://search.service.qq.com/search/search1";
        var sCon = HtmlAttributeEncode(document.getElementById("condition").value);     
        sCon = szTrim(sCon);
        if ( sCon.length < 1 || sCon == tips[0] || sCon == tips[1] )
        {
            alert("请输入要搜索的关键字!");
            return false;
        }
        URL += "?key=" + encodeURIComponent(sCon);
        window.location.href = URL;
    }
      
    function doFocus()
    {
        var obj = document.getElementById("condition");             
        if(obj.value == tips[0] || obj.value == tips[1])
        {
           obj.value = "";                 
        }  
        obj.style.color = "#000000";
    }
    
    function doBlur()
    {
        var obj = document.getElementById("condition");
        if (obj.value == "")
        {
            obj.style.color = "#888888";
        }
        else
        {
            obj.style.color = "#000000";
        }
    }
    */