//根据表单中的名称，全选checkbox，disabled的checkbox不进行处理。
function selectAllNode(aform,v,name){
	
	if(aform != null){
	var elems = aform.elements;
	
	for(var i=0;i<elems.length;i++){
			if(elems[i].type == "checkbox" && !elems[i].disabled && (name!=null && elems[i].name==name || name==null))
			elems[i].checked = v;
	}
	}
}

//只允许输入数字
function checknumonly(){
	if( (!window.event.shiftKey && !window.event.shiftLeft
		 &&((window.event.keyCode>=96 && window.event.keyCode<=105)
			||(window.event.keyCode>=48 && window.event.keyCode<=57)))//未按shift键时可用数字及一些控制键
		||window.event.keyCode==8       //BackTab
		||window.event.keyCode==9       //Tab
		||window.event.keyCode==13      //Enter
		||window.event.keyCode==46      //Delete
		||window.event.keyCode==36      //Home
		||window.event.keyCode==35      //End
		||window.event.keyCode==37
		||window.event.keyCode==39
		||(window.event.ctrlKey || window.event.ctrlLeft) //ctrl+C,V,X
	   ){
		return true;
	}else{
		return false;
	}
}

function showStr(str,len){
  if(str != null && str.length > len)
   document.write(str.substring(0,len)+"...");
  else
   document.write(str);
}

//判断手机号
function ValidatePhoneNo(phone_no){
	if ((phone_no.indexOf("134")==0)||
		(phone_no.indexOf("135")==0)||
		(phone_no.indexOf("136")==0)||
		(phone_no.indexOf("137")==0)||
		(phone_no.indexOf("138")==0)||
		(phone_no.indexOf("139")==0)||
		(phone_no.indexOf("150")==0)||
        (phone_no.indexOf("157")==0)||
        (phone_no.indexOf("158")==0)||
        (phone_no.indexOf("159")==0)||
        (phone_no.indexOf("151")==0)||
        (phone_no.indexOf("152")==0)||
        (phone_no.indexOf("147")==0)||
        (phone_no.indexOf("182")==0)||
		(phone_no.indexOf("183")==0)||
        (phone_no.indexOf("187")==0)||
        (phone_no.indexOf("188")==0)){
		return true;
	}
	else{
		return false;
	}
}

function isInt(s){
	var len=s.length
	var i
	var j
	var flag=false
	for(i=0;i<len;++i){
		var xxx=s.charAt(i)
		if( !(xxx == "0" || xxx == "1" || xxx == "2"|| xxx == "3"|| xxx == "4"|| xxx == "5"|| xxx == "6"|| xxx == "7"|| xxx == "8"|| xxx == "9") ) 
			return false
	}
	return true
}        
function isPhoneEmpty(userPhone) 
{
	objValue=userPhone.value;
	var iLength=userPhone.length;
	
	if(objValue==""){
		alert('手机号不能为空!');
//		userPhone.value = "";
		userPhone.focus();
		return false;
	}
	if(objValue.length!=11){
		alert('请正确输入11位手机号码!');
//		userPhone.value = "";
		userPhone.focus();
		return false;
	} 
	if(!isInt(objValue)){
		alert('手机号码请输入数字!');
//		userPhone.value = "";
		userPhone.focus();
		return false;
	}
	
	if(!ValidatePhoneNo(objValue)){
		alert('对不起！您不是黑龙江省的移动用户！');
//	    userPhone.value = "";
		userPhone.focus();
		return false;
	}                                   
	return true;
}

//自写短信发送手机号码判断
function isSmsPhone(userPhone) 
{
	objValue=userPhone.value;
	var iLength=userPhone.length;
	
	if(objValue==""){
		alert('手机号不能为空!');
//		userPhone.value = "";
		userPhone.focus();
		return false;
	}
	if(objValue.length!=11){
		alert('请正确输入11位手机号码!');
//		userPhone.value = "";
		userPhone.focus();
		return false;
	} 
	if(!isInt(objValue)){
		alert('手机号码请输入数字!');
//		userPhone.value = "";
		userPhone.focus();
		return false;
	}
	
	if(!ValidatePhoneNo(objValue)){
		alert('对不起，您输入的手机号码不是黑龙江移动用户！');
//	    userPhone.value = "";
		userPhone.focus();
		return false;
	}                                   
	return true;
}