医调项目之DX控件的JS密码强度验证

<style type="text/css">
#DivTips
{
float: left;
margin: 2px 0 0 20px;
}
#DivTips span
{
float: left;
width: 50px;
height: 20px;
color: #fff;
overflow: hidden;
background: #ccc;
margin-right: 2px;
line-height: 20px;
text-align: center;
}
#DivTips.s1 .active
{
background: #f30;
}
#DivTips.s2 .active
{
background: #fc0;
}
#DivTips.s3 .active
{
background: #cc0;
}
#DivTips.s4 .active
{
background: #090;
}
</style>

//检测密码强度
function checkStrong(sValue) {
var modes = 0;
if (sValue.length < 6) return modes;
if (/\d/.test(sValue)) modes++; //数字
if (/[a-z]/.test(sValue)) modes++; //小写
if (/[A-Z]/.test(sValue)) modes++; //大写
if (/\W/.test(sValue)) modes++; //特殊字符
switch (modes) {
case 1:
return 1;
break;
case 2:
return 2;
case 3:
case 4:
return sValue.length < 12 ? 3 : 4
break;
}
}

<script type="text/javascript">
window.onload = function () {
var oTips = document.getElementById("tips");
var oInput = document.getElementsByTagName("input")[0];
var aSpan = oTips.getElementsByTagName("span");
var aStr = ["弱", "中", "强", "非常好"];
var i = 0;
oInput.onkeyup = oInput.onfocus = oInput.onblur = function () {
var index = checkStrong(this.value);
this.className = index ? "correct" : "error";
oTips.className = "s" + index;
for (i = 0; i < aSpan.length; i++) aSpan[i].className = aSpan[i].innerHTML = "";
index && (aSpan[index - 1].className = "active", aSpan[index - 1].innerHTML = aStr[index - 1])             }         };

<ClientSideEvents KeyUp="function(s, e) {
CheckComposerPw()
}" />

function CheckComposerPw() {
var oTips = document.getElementById("DivTips");
var aSpan = oTips.getElementsByTagName("span");
var aStr = ["弱", "中", "强", "非常好"];
var i = 0;
var index = checkStrong(txtComposerPwd.GetText());
this.className = index ? "correct" : "error";
oTips.className = "s" + index;
for (i = 0; i < aSpan.length; i++) aSpan[i].className = aSpan[i].innerHTML = "";
index && (aSpan[index - 1].className = "active", aSpan[index - 1].innerHTML = aStr[index - 1]);
}