//document.oncontextmenu=new Function("event.returnValue=false;");
//document.onselectstart=new Function("event.returnValue=false;");
function $() {
	if (arguments.length == 1) return get$(arguments[0]);
	var elements = [];
	$c(arguments).each(function(el){
		elements.push(get$(el));
	});
	return elements;
function get$(el){
		if (typeof el == 'string') el = document.getElementById(el);
		return el;
	}
}
//////////////////////////////////////////////////
function swapImg(obj,src,flag)
{
  var basehref="/"+"admin/images/btn/";
  if(flag)
   obj.src= basehref+src+"-.gif";
  else
   obj.src= basehref+src+".gif";
}

function CheckSelectAdd(modID)
{
	var flag=CheckSelect2();
	
	if(flag)
	{
		var EditID=OnlyOneSelecedValue();
		//alert(EditID);
  	    window.location.href ="archivesEdit.aspx?EditID="+EditID+"&modID="+modID;
  	    //alert("当前要编辑的地址："+obj.href);
		
	}
}

//////////////////////////////////////////////////对层的操作
function OpenDiv(layerID)
{
  var dv = document.getElementById(layerID);
  myload(dv);
  dv.style.visibility = "visible";   
  dv.style.display = "block";
}
function HiddenDiv(layerID)
{
   var dv = document.getElementById(layerID);
   dv.style.visibility = "hidden";   
   dv.style.display = "none";
}
function myload(dv)
{ 
 dv.style.position="absolute";
 dv.style.top=document.body.scrollTop;
 dv.style.left=document.body.offsetWidth-dv.clientWidth-30+document.body.scrollLeft;
}

//屏幕锁定
function screenDark()
	{
		if (document.all('screen')) 
		{
			var screen = document.all('screen');
		}
		if (!screen) 
		{
			var screen = document.createElement("div");
			document.body.appendChild(screen);
		}
			//screen.style.position="relative";
		screen.id = "screen";
		screen.style.cssText = "position:absolute;top:0px;left:0px;background:#000;";
		screen.style.width = document.body.offsetWidth +"px";
		//screen.style.height = document.body.offsetHeight +"px";
		screen.style.height = document.body.scrollHeight;
		screen.style.zIndex = "100";
		if(document.all)
		{
			screen.style.filter='Alpha(Opacity=45)';
		}else
		{
			screen.style.MozOpacity='0.45'
		}
	}
	
	function change_style(c_tagname, c_property)
	{
		var obj = document.getElementsByTagName(c_tagname);
		for (var i=0; i<obj.length; i++)
		{
			if (obj[i].id != 'maildomain') 
			{
				obj[i].style.visibility = c_property;
			}
		}
	} 
////////////////////////////////////////////////////////////////根据范围选中里面的复选框
function SelectAll(sel,check)
			{		
				var objtb=document.getElementById(sel);
				var num=objtb.getElementsByTagName("input");
				var check=document.getElementById(check);
				for(i=0;i<num.length;i++)
				{
					if(num[i].tagName=="INPUT")
					{
						if(check.checked==true)
						{num[i].checked=true;}
						else{num[i].checked=false;}
					}
				}
			}