function Addme(){
	url = "http://www.17koo.com/"; //你自己的主页地址 
	title = "【】"; //你自己的主页名称 
	window.external.AddFavorite(url,title); 
}


function checkMail(strEMail){//检查email
		   var i = 1;
		   var len = strEMail.length;
			if (len > 50)
			{
				return false;
			}
			pos1 = strEMail.indexOf("@");
			pos2 = strEMail.indexOf(".");
			pos3 = strEMail.lastIndexOf("@");
			pos4 = strEMail.lastIndexOf(".");
			if ((pos1 <= 0)||(pos1 == len-1)||(pos2 <= 0)||(pos2 == len-1))
			{
				return false;
			}
			else
			{
				//check @. or .@
				if( (pos1 == pos2 - 1) || (pos1 == pos2 + 1)
				  || ( pos1 != pos3 )  //find two @
				  || ( pos4 < pos3 ) ) //. should behind the '@'  		
				{
					return false;
				}
			}
		return true;
	}
	
function isnmeric(strNum)//check number
	{
		var Letters = "0123456789";
		var i;
		var c;
		var str;
		str = strNum;
		for( i = 0; i < str.length; i ++ )		
		{
			c = str.charAt( i );
						
			if (Letters.indexOf( c ) < 0)
				{
					return false;
				}
		}
		return true
	}
	
function checkTel(strNum)//check telephone
	{
		var Letters = "0123456789- ";
		var i;
		var c;
		var str;
		str = strNum;
		for( i = 0; i < str.length; i ++ )		
		{
			c = str.charAt( i );
						
			if (Letters.indexOf( c ) < 0)
				{
					return false;
				}
		}
		return true
	}

function isChinese(strCh)//check Chinese
{
	var re = new RegExp(/^[\u4e00-\u9fa5|0-9|\x20|\x23\x2E]+$/);
	if(!re.test(strCh))
	{
		return false;
	}
	return true
}