//search
function search(){
    var q = document.getElementById('sinput').value;
    if ( q=="")
       alert('请输入您要搜索的关键字!');
    else
       window.location.href = "/search.html?q="+q;
}

function setInputValue(input){
		if (input.value==input.defaultValue) {
			input.value="";
		}
		input.onblur = function(){
			input.value==""?input.value=input.defaultValue:"";
		}
}
function enterInput(button,input)
{   
    if (event.keyCode ==13)
    {
        event.returnValue = false;
        if (document.all[input].value != "")
        {          
            document.all[button].click();
        }
    }
}

//login
function getust(un)
{
   if ( un==""){
       window.document.getElementById ("login").style.display ="block"; 
   }else{
        window.document.getElementById ("loged").style.display ="block";  
         window.document.getElementById ("u").innerText =un;
   }
}

function copyToClipBoard(){
	var clipBoardContent=document.URL;	
	if(window.clipboardData){ 
		window.clipboardData.clearData(); 
		window.clipboardData.setData("Text", clipBoardContent);
	}else if(navigator.userAgent.indexOf("Opera") != -1){ 
		//window.location = clipBoardContent; 
	}else if (window.netscape){ 
		try{ 
			netscape.security.PrivilegeManager.enablePrivilege("UniversalXPConnect"); 
		}catch (e){ 
			alert("您的当前浏览器设置已关闭此功能！请按以下步骤开启此功能！\n新开一个浏览器，在浏览器地址栏输入'about:config'并回车。\n然后找到'signed.applets.codebase_principal_support'项，双击后设置为'true'。\n声明：本功能不会危极您计算机或数据的安全！"); 
		} 
		var clip = Components.classes['@mozilla.org/widget/clipboard;1'].createInstance(Components.interfaces.nsIClipboard); 
		if (!clip) return; 
		var trans = Components.classes['@mozilla.org/widget/transferable;1'].createInstance(Components.interfaces.nsITransferable); 
		if (!trans) return; 
		trans.addDataFlavor('text/unicode'); 
		var str = new Object(); 
		var len = new Object(); 
		var str = Components.classes["@mozilla.org/supports-string;1"].createInstance(Components.interfaces.nsISupportsString); 
		var copytext = clipBoardContent; 
		str.data = copytext; 
		trans.setTransferData("text/unicode",str,copytext.length*2); 
		var clipid = Components.interfaces.nsIClipboard; 
		if (!clip) return false; 
		clip.setData(trans,null,clipid.kGlobalClipboard); 
	}
	alert("地址复制成功，请通过QQ、MSN发给您的好友吧，感谢您的支持！");
	
}