function getKeyNumWithPoint(nowStr) {
	var k = event.keyCode;
	if (k <= 57 && k >= 48) {
		return true;
	} else {
		if (k == 46) {
			if ("" == nowStr) {
				return false;
			} else {
				if (nowStr.indexOf(".") >= 0) {
					return false;
				} else {
					return true;
				}
			}
		} else {
			return false;
		}
	}
}

function getKeyNumWithOutPoint(nowStr) {
	var k = event.keyCode;
	if (k <= 57 && k >= 48) {
		return true;
	} else {
		return false;
	}
}

function getPasteNumWithPoint() {
	var pasteStr = clipboardData.getData("text");
	return isFloat(pasteStr);
}

function getPasteNumWithOutPoint() {
	var pasteStr = clipboardData.getData("text");
	return isInt(pasteStr);
}

//检查是否为正整数
function isInt(strNum) {
	var strNumTmp=""+strNum;
	var reg = /^[0-9]*[1-9][0-9]*$/;
	var r = strNumTmp.match(reg);
	if (r == null) {
		return false;
	}
	return true;
}

function isFloat(strNum){
	strNum=""+strNum;
	var reg=/^(([0-9]+\.[0-9]*[1-9][0-9]*)|([0-9]*[1-9][0-9]*\.[0-9]+)|([0-9]*[1-9][0-9]*))$/;
	var r = strNum.match(reg);
	if (r == null) {
		return false;
	}
	return true;
}


function changeBs(val)
{
	if(Number(val) <= 0)
	{
		alert("请输入正确的倍数");
		val = 1;
		//return;
	}
	document.getElementById("tzZbs").value = Number(val);
	var chks =  window.ifrId0.document.getElementsByName("checkbox");
	var bespeaks =  window.ifrId0.document.getElementsByName("bespeak");
	var totalmoney = 0;
	for(var i=0;i<chks.length;i++)
	{
		if(chks[i].checked==true)
		{
			bespeaks[i].value = Number(val);
			window.ifrId0.document.getElementsByName("bespeakMoney")[i].value = bespeaks[i].value * Number(document.getElementById('tid1').innerHTML);
		}
	}
	for(var i=0;i<chks.length;i++)
	{
		if(chks[i].checked==true)
		{
			totalmoney+=(Number(bespeaks[i].value)*parseInt(document.getElementById('tid1').innerHTML));
		}
	}
	document.getElementById('overMoney').innerHTML = totalmoney;
}