function $() {
  var elements = new Array();

  for (var i = 0; i < arguments.length; i++) {
    var element = arguments[i];
    if (typeof element == 'string')
      element = document.getElementById(element);

    if (arguments.length == 1)
      return element;

    elements.push(element);
  }

  return elements;
}

//判断是否全部是中文字符，是的话，返回true, or false;
function isChineseSrting(s)
{
	for(var i=0;i<s.length;i++)
	{  
		//判断是否为中文
		var c=s.charCodeAt(i);
		if(c<0X4E00||c>0X9FA5)
			return false;
	}
	return true;
}

//判断是否电话号码,是的话，返回true, or false;
function isTelephoneNum(s)
{
 	var Letters = "0123456789()+-－";
    for (i=0; i< s.length; i++)
    {
		var CheckChar = s.charAt(i);
       	if (Letters.indexOf(CheckChar) == -1)
			return false;
	}
	return true;
}

//
function openWin(url){
	window.open(url,"newwindow","height=300,width=500,toolbar=no,menubar=no,scrollbars=no,resizable=no,location=no,status=no");
} 

function copyURL(sTitle){ 
var clipBoardContent="献出一份爱心："; 
clipBoardContent+=sTitle; 
clipBoardContent+=" "; 
clipBoardContent+=window.location.href; 
//alert(clipBoardContent);
window.clipboardData.setData("Text",clipBoardContent); 
alert("复制成功，请粘贴到你的QQ/MSN上推荐给你的好友"); 
}