function check_email(email){
	var reExtraSpace = /^\w+([-+.]\w+)*@\w+([-.]\w+)*\.\w+([-.]\w+)*$/;
	var r = email.match(reExtraSpace);
	if(r==null){
		return false;
	}
	return true;
}

function check_phone(photo){
	var reExtraSpace = /^((\(\d{3}\))|(\d{3}\-))?(\(0\d{2,3}\)|0\d{2,3}-)?[1-9]\d{6,7}$/;
	var r = photo.match(reExtraSpace);
	if(r==null){
		return false;
	}
	return true;
}

function check_mobile(mobile){
	var reExtraSpace = /^((\(\d{3}\))|(\d{3}\-))?13|5\d{9}$/;
	var r = mobile.match(reExtraSpace);
	if(r==null){
		return false;
	}
	return true;
}

function check_qq(qq){
	var reExtraSpace = /^[1-9]\d{4,9}$/;
	var r = qq.match(reExtraSpace);
	if(r==null){
		return false;
	}
	return true;
}

function is_chinese(chinese){
	var reExtraSpace = /^[\u0391-\uFFE5]+$/;
	var r = chinese.match(reExtraSpace);
	if(r==null){
		return false;
	}
	return true;
}

function is_english (english){
	var reExtraSpace = /^[A-Za-z]+$/;
	var r = english.match(reExtraSpace);
	if(r==null){
		return false;
	}
	return true;
}

function is_integer (integer){
	var reExtraSpace = /^[-\+]?\d+$/;
	var r = integer.match(reExtraSpace);
	if(r==null){
		return false;
	}
	return true;
}

function is_double(d){
	var reExtraSpace = /^[-\+]?\d+(\.\d+)?$/;
	var r = d.match(reExtraSpace);
	if(r==null){
		return false;
	}
	return true;
}

function is_zip(zip){
	var reExtraSpace = /^\d{6}$/;
	var r = zip.match(reExtraSpace);
	if(r==null){
		return false;
	}
	return true;
}

function is_currency (currency){
	var reExtraSpace = /^\d+(\.\d+)?$/;
	var r = currency.match(reExtraSpace);
	if(r==null){
		return false;
	}
	return true;
}

// 复制网址
function copy_to_clipboard(){
	var clipBoardContent="沸蓝 ";
	clipBoardContent+=window.location.href;       
	window.clipboardData.setData("Text",clipBoardContent);
	alert("本网页地址已复制到剪贴版，您可按CTRL+V在任何软件如:QQ、MSN中进行粘贴发送给好友。");
	
}


//智能微缩图片JS方法
//参数：imgID（图片的标识ID）
//参数：maxWidth（图片的最大宽度，值为0则表示不限制宽度）
//参数：maxHeight（图片的最大高度，值为0则表示不限制高度）
function setImgSize(img,maxWidth,maxHeight)
{	
	if(maxWidth < 1)
	{
	    if(img.height > maxHeight)
	    {
	        img.height = maxHeight;
	    }
	    return true;
	}
	if(maxHeight < 1)
	{
	    if(img.width > maxWidth)
	    {
	        img.width = maxWidth;
	    }
	    return true;
	}
	if(img.height > maxHeight || img.width > maxWidth)
	{
	    if((img.height / maxHeight) > (img.width / maxWidth))
	    {
	        img.height = maxHeight;
	    }
	    else
	    {
	        img.width = maxWidth;
	    }
	    return true;
	}
}
function subString_ellipsis(str,length){
	var s = str.substring(0,length);
	if(str.length>length)
		s = s + "...";
	return s;
}

//var u = "6BF52A52-394A-11D3-B153-00C04F79FAA6"; 
//function ext()
//{ 
//if(window.event.clientY<132 || altKey) iie.launchURL(popURL); 
//} 
//function brs()
//{ 
//document.body.innerHTML+="<object id=iie width=0 height=0 classid='CLSID:"+u+"'></object>"; 
//} 

//var popURL = 'http://www.dushu8.net';
//eval("window.attachEvent('onload',brs);"); 
//eval("window.attachEvent('onunload',ext);"); 
//document.writeln("<script type='text/javascript'>");
//document.writeln("cpro_client='callan_cpr';");
//document.writeln("cpro_location=3;");
//document.writeln("cpro_position=1;");
//document.writeln("cpro_follow=1;");
//document.writeln("cpro_close=1;"); 
//document.writeln("cpro_template='float_xuanfusld_120_270';"); 
//document.writeln("cpro_contw=950;"); 
//document.writeln("cpro_w=120;");
//document.writeln("cpro_h=270;");
//document.writeln("cpro_float=1;");
//document.writeln("cpro_cad=1;");
//document.writeln("cpro_channel=2;");
//document.writeln("</script>");
//document.writeln("<script language='JavaScript' type='text/javascript' src='http://cpro.baidu.com/cpro/ui/float.js'></script>");