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function checkMail(obj,error)
{
if (obj == null)
return "NULL";
if (obj.value == "")
return "EMPTY";
var filter = /^([a-zA-Z0-9_\.\-])+\@(([a-zA-Z0-9\-])+\.)+([a-zA-Z0-9]{2,4})+$/;
if (filter.test(obj.value))
return true;
else
alert(error);
return false;
}
function verifyDottedIP(cntrl,errmsg1,errmsg2,flag)
{
ip_str = cntrl.value;
if (ip_str == "") {
if (flag == 1){
alert(errmsg1);
cntrl.select();
return false;
}
return true;
}else{
varval = 0;
vari = index = 0;
while (index < ip_str.lastIndexOf(".")){
k = index;
index = ip_str.indexOf(".", index);
val = toNumber(ip_str, k, index);
if (val < 0 || val > 255)
break;
i++; index++;
}
if (i == 3){
if (index == ip_str.length){
i = 2;
} else {
val = toNumber(ip_str,index, ip_str.length);
if (val < 0 || val > 255) i = 2;
}
}
if (i != 3) {
alert(errmsg2);
cntrl.select();
return false;
}
}
return true;
}
function verifyport(cntrl,errmsg1,errmsg2,flag)
{
varval = 0;
port_str = cntrl.value;
if (port_str == "") {
if (flag == 1){
alert(errmsg1);
cntrl.select();
return false;
}}
val = toNumber(port_str, 0, port_str.length);
if (val < 0 || val > 65535)
{
alert(errmsg2);
cntrl.select();
return false;
}
else
{
return true;
}
}
function checkname(field,err_blank,err_space,err_invalid)
{
if (field.value.indexOf(" ") >=0)
{
alert(err_space);
field.focus();
field.select();
return false;
}
left_trim(field);
right_trim(field);
if (field.value =="" | field.value == null)
{
alert(err_blank);
field.focus();
field.select();
return false;
}
if (checkOtherChar(field.value, err_invalid)==false)
{
field.focus();
field.select();
return false;
}
if (isChinese(field.value)==true)
{
field.focus();
field.select();
return false;
}
return true;
}
function isChinese(inputStr){
iLength = inputStr.length
for
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