function isNumeric(s){
	var reg = /^[+-]?\d+[.]?\d*$/;
	if(reg.test(s)) return true;
	else return false;
}
function isInteger(s){
	var reg = /^[+-]?\d{1,9}$/;
	if(reg.test(s)) return true;
	else return false;
}
function isFloat(s){
	var reg = /^[+-]?\d+\.\d+$/;
	if(reg.test(s)) return true;
	else return false;
}
function isEmpty(s){
	if(s.length==0) return true;
	else return false;
}
function isAllowChar(s){
	var reg = /^\w+$/;
	if(reg.test(s)) return true;
	else return false;
}
function isNotAllowChar(s){
	var reg = /^[^\\ab]+$/;
	if(reg.test(s)) return true;
	else return false;
}
function isChineseStr(s){
	var reg = /^[\u4E00-\u9FA5]+$/;
	if(reg.test(s)) return true;
	else return false;
}
function isTwoBytesStr(s){
	var reg = /^[^x00-xff]+$/;
	if(reg.test(s)) return true;
	else return false;
}
function isMatchLen(s,minLen,maxLen){
	var len = s.replace(/[^\x00-\xff]/g,"**").length;
	if(maxLen==0){
		return true;
	}else{
		if(len > maxLen || len < minLen) return false;
	}
	return true;
}
function isMatchSize(s,minVal,maxVal){
	if(s < minVal || s > maxVal)
		return false;
	return true;
}
function isMobileNo(s){
	var reg = /^(13|15)\d{9}$/;
	if(reg.test(s)) return true;
	else return false;
}
function isEmail(s){
	var reg = /^\w+((-\w+)(\.\w+))*\@[A-Za-z0-9]+((\.-)[A-Za-z0-9]+)*\.[A-Za-z0-9]+$/;
	if(reg.test(s)) return true;
	else return false;
}
function isIP(s){
	var reg = /^(\d{1,2}|1\d\d|2[0-4]\d|25[0-5])(\.(\d{1,2}|1\d\d|2[0-4]\d|25[0-5])){3}$/;
	if(reg.test(s)) return true;
	else return false;
}
function isQQ(s){
	var reg = /^\d{5,9}$/;
	if(reg.test(s)) return true;
	else return false;
}
function ltrim(s){
	return s.replace( /^\s*/, "");
}
function rtrim(s){
	return s.replace( /\s*$/, "");
}
function trim(s){
	return ltrim(rtrim(s));
}

function disposeInputs(ids){
	for(var i=0;i<ids.length;i++){
		var val = document.getElementById(ids[i]).value;
		val = document.getElementById(ids[i]).value = trim(val);
		document.getElementById(ids[i]).value = val.toLowerCase();
	}
}
function trimTag(str){
        return str.replace(/<[^>]+>/g,"");
}

function getRandomNum(lbound, ubound) {
	return (Math.floor(Math.random() * (ubound - lbound)) + lbound);
}
function delHtmlTag(str){
    return str.replace(/<[^>]+>/g,"");
}